Astrolabiar
type: Topic
type: Concept
preferred label: Astrolabes @en
preferred label: Astrolabier @nb

Binærpulsarar
type: Topic
type: Concept
preferred label: Binary pulsars @en
preferred label: Binærpulsarer @nb

Astrobiologi
type: Topic
type: Concept
preferred label: Astrobiology @en

Teleskop
type: Topic
type: Concept
preferred label: Teleskoper @nb

Astrometri
type: Topic
type: Concept
preferred label: Astrometry @en

Meteorittar
type: Topic
type: Concept
preferred label: Meteorites @en
preferred label: Meteoritter @nb

Urmakeri
type: Topic
type: Concept
preferred label: Clockwork @en

Romlaboratorium
type: Topic
type: Concept
preferred label: Romlaboratorier @nb

Periodiske funksjonar
type: Topic
type: Concept
preferred label: Periodic functions @en
preferred label: Periodiske funksjoner @nb

Stellarastronomi
type: Topic
type: Concept
preferred label: Stellar astronomy @en

Spiralgalaksar
type: Topic
type: Concept
preferred label: Spiralgalakser @nb
preferred label: Spiral galaxies @en

Komethalar
type: Topic
type: Concept
preferred label: Comet tails @en
preferred label: Komethaler @nb

LBV
type: Topic
type: Concept
preferred label: Luminous Blue Variable @en

Arkeoastronomi
type: Topic
type: Concept
preferred label: Archaeoastronomy @en

Astropartikkelfysikk
type: Topic
type: Concept
preferred label: Astroparticle physics @en

Platetektoniske rekonstruksjonar
type: Topic
type: Concept
preferred label: Platetektoniske rekonstruksjoner @nb
preferred label: Plate reconstructions @en

Nautisk astronomi
type: Topic
type: Concept
preferred label: Nautical astronomy @en

Nebulosar
type: Topic
type: Concept
preferred label: Nebuloser @nb

Astrofysikarar
type: Topic
type: Concept
preferred label: Astrophysicists @en
preferred label: Astrofysikere @nb

Tidsomgrepet
type: Topic
type: Concept
preferred label: Time (concept) @en
preferred label: Tidsbegrepet @nb

Røntgenstjerner
type: Topic
type: Concept
preferred label: X-ray binaries @en

Jupiter-familien
type: Topic
type: Concept
preferred label: Jupiter family comets @en

Romfartsteknologi
type: Topic
type: Concept
preferred label: Space technology @en

Kvantekosmologi
type: Topic
type: Concept
preferred label: Quantum cosmology @en

Helioseismologi
type: Topic
type: Concept
preferred label: Helioseismology @en

Atomkollisjonar
type: Topic
type: Concept
preferred label: Atomkollisjoner @nb
preferred label: Atomic collisions @en

Gammatauri
type: Topic
type: Concept
preferred label: Gamma Tauri @nb

Øvre atmosfære
type: Topic
type: Concept
preferred label: Upper atmosphere @en

Superstrengar
type: Topic
type: Concept
preferred label: Superstring theory @en
preferred label: Superstrengteori @nb

Kalendervesen
type: Topic
type: Concept

Binære system
type: Topic
type: Concept
preferred label: Binære systemer @nb
preferred label: Binary systems @en

Ytre solsystem
type: Topic
type: Concept

Schwarzhildløysinga
type: Topic
type: Concept
preferred label: Schwarzschild solution @en
preferred label: Schwarzhildløsningen @nb

Astronavigasjon
type: Topic
type: Concept
preferred label: Celestial navigation @en

Baneberekningar
type: Topic
type: Concept
preferred label: Orbit determinations @en
preferred label: Baneberegninger @nb

Mikrokvasarar
type: Topic
type: Concept
preferred label: Microquasars @en
preferred label: Mikrokvasarer @nb

M83
type: Topic
type: Concept
preferred label: Messier 83 @nb

Nukleosyntese
type: Topic
type: Concept
preferred label: Nucleosynthesis @en

Aktive galaksekjernar
type: Topic
type: Concept
preferred label: Aktive galaksekjerner @nb
preferred label: Active galactic nuclei @en

Kosmos
type: Topic
type: Concept
preferred label: Cosmos @en

Asteroseismologi
type: Topic
type: Concept
preferred label: Asteroseismology @en

Soleksplosjonar
type: Topic
type: Concept
preferred label: Soleksplosjoner @nb
preferred label: Flares @en

Nøytrinoastronomi
type: Topic
type: Concept
preferred label: Neutrino astronomy @en

Trelekamproblemet
type: Topic
type: Concept
preferred label: Three-body problem @en
preferred label: Trelegemeproblemet @nb

Wolf-Rayet-galaksar
type: Topic
type: Concept
preferred label: Wolf–Rayet galaxies @en
preferred label: Wolf–Rayet-galakser @nb

Cluster Active Archive
type: Topic
type: Concept

Spektralklassifikasjon
type: Topic
type: Concept
preferred label: Stellar classification @en

Satellittstasjonar
type: Topic
type: Concept
preferred label: Ground stations @en
preferred label: Bakkestasjoner @nb

Standardstjerner
type: Topic
type: Concept
preferred label: Standard stars @en

Radiometri
type: Topic
type: Concept
preferred label: Radiometry @en

Kosmisk geofysikk
type: Topic
type: Concept

Småplanetar
type: Topic
type: Concept
preferred label: Minor planets @en
preferred label: Småplaneter @nb

Astronomisk romforsking
type: Topic
type: Concept
preferred label: Astronomical space research @en
preferred label: Astronomisk romforskning @nb

Milky Way
type: Geographic
type: Concept
preferred label: Melkeveien @nb

Mørk materie
type: Topic
type: Concept
preferred label: Dark matter @en

Astro
type: Category
type: Collection
member: Karbonstjerner
member: Romkrig
member: c000984
member: Mikrometeorittar
member: Infraraud astronomi
member: Månefasane
member: Intergalaktisk materie
member: Atmosfærisk optikk
member: SETI
member: c005027
member: Very Long Baseline Interferometry
member: Elliptiske galaksar
member: c010784
member: Relativistisk astrofysikk
member: Spektralklassifikasjon
member: Kryssidentifikasjonstabellar
member: Tidsomgrepet
member: Opposisjoneffekten
member: Supernovarestar
member: Flarestjerner
member: Planetpassasjar
member: c004506
member: Akkresjonsskiver
member: Millimeterastronomi
member: Gravitasjonsbølgjer
member: Universet
member: c010019
member: c000910
member: Celest mekanikk
member: c008951
member: c011787
member: Lagrange-punkt
member: Eigenrørsle
member: Solsyklusen
member: c003055
member: Gravitasjonskollaps
member: Natthimmelljos
member: Nukleær astrofysikk
member: c003333
member: Laserspektroskopi
member: Triangelgalaksen
member: Satellittstasjonar
member: Fourieroptikk
member: Meteorstormar
member: G-type
member: c005372
member: c009209
member: Solar-terrestrisk fysikk
member: Fermi-paradokset
member: Terristriske gammaglimt
member: Plasmalaserar
member: c001087
member: Kosmiske magnetfelt
member: Stjernestrukturar
member: Ekstraterrestrisk intelligent liv
member: c003242
member: Kometar
member: Stjernevind
member: c000260
member: Astronautikk
member: Ringsystem
member: Ljosekko
member: Romferder
member: Spektrografar
member: Urmakeri
member: Mørk materie
member: Romsøppel
member: c009898
member: c002864
member: Nutasjon
member: Kosmokjemi
member: Aktive område
member: Radiogalaksar
member: c011689
member: c006028
member: c012007
member: Røntgenastronomi
member: c001351

Starburstgalaksar
type: Topic
type: Concept
preferred label: Starburstgalakser @nb
preferred label: Starburst galaxies @en

Be-type spektrum
type: Topic
type: Concept
preferred label: Be stars @en
preferred label: Be-stjerner @nb

Radiomottakarar
type: Topic
type: Concept
preferred label: Radio receivers @en
preferred label: Radiomottakere @nb

Etterglød
type: Topic
type: Concept
preferred label: Afterglow @en

Stjernepopulasjonar
type: Topic
type: Concept
preferred label: Stjernepopulasjoner @nb
preferred label: Stellar populations @en

Planetologi
type: Topic
type: Concept
preferred label: Planetary science @en

Spektrometer
type: Topic
type: Concept
preferred label: Spectrometers @en
preferred label: Spektrometre @nb

Solatmosfæren
type: Topic
type: Concept
preferred label: Solar atmosphere @en

Koronagrafi
type: Topic
type: Concept
preferred label: Coronagraphy @en

O-type
type: Topic
type: Concept
preferred label: O-type stars @en
preferred label: O-stjerner @nb

Romteknologi
type: Topic
type: Concept

Satellittnavigasjon
type: Topic
type: Concept
preferred label: Satellite navigation @en

Ekstrasolare planetar
type: Topic
type: Concept
preferred label: Ekstrasolare planeter @nb
preferred label: Exoplanets @en

Keplers lover
type: Topic
type: Concept
preferred label: Kepler's laws of planetary motion @en

Zodiakalljos
type: Topic
type: Concept
preferred label: Zodiacal light @en
preferred label: Zodiaklys @nb

Wolf–Rayet-stjerner
type: Topic
type: Concept
preferred label: Wolf–Rayet stars @en

Mikrometeorittar
type: Topic
type: Concept
preferred label: Mikrometeoritter @nb
preferred label: Micrometeorites @en

Bysantinsk astronomi
type: Topic
type: Concept
preferred label: Byzantine astronomy @en

Kosmiske magnetfelt
type: Topic
type: Concept
preferred label: Cosmic magnetic fields @en

Kometkjernar
type: Topic
type: Concept
preferred label: Kometkjerner @nb
preferred label: Comet nuclei @en

Laserspektroskopi
type: Topic
type: Concept
preferred label: Laser spectroscopy @en

Polarisert ljos
type: Topic
type: Concept
preferred label: Polarized light @en
preferred label: Polarisert lys @nb

Romferjer
type: Topic
type: Concept
preferred label: Space Shuttle @en
preferred label: Romferger @nb

Spektropolarimetri
type: Topic
type: Concept
preferred label: Spectropolarimetry @en

Instrument
type: Topic
type: Concept
preferred label: Instruments @en
preferred label: Instrumenter @nb

Kosmisk støv
type: Topic
type: Concept
preferred label: Cosmic dust @en

Interferometri
type: Topic
type: Concept
preferred label: Interferometry @en

Big Bang
type: Topic
type: Concept

Fourieroptikk
type: Topic
type: Concept
preferred label: Fourier optics @en

Seyfertgalaksar
type: Topic
type: Concept
preferred label: Seyfert galaxies @en
preferred label: Seyfertgalakser @nb

Avstandsutrekningar
type: Topic
type: Concept
preferred label: Avstandsberegninger @nb
preferred label: Distance measurements @en

Dvergnovaer
type: Topic
type: Concept
preferred label: Dwarf novae @en

Bemanna romfart
type: Topic
type: Concept
preferred label: Human spaceflight @en
preferred label: Bemannet romfart @nb

Astrofotografering
type: Topic
type: Concept
preferred label: Astrophotography @en

Astronomiske instrument
type: Topic
type: Concept
preferred label: Astronomical instruments @en
preferred label: Astronomiske instrumenter @nb

Kometar
type: Topic
type: Concept
preferred label: Comets @en
preferred label: Kometer @nb

Aktive radiogalaksar
type: Topic
type: Concept
preferred label: Active radiogalaxies @en
preferred label: Aktive radiogalakser @nb

Mikrobølgjer
type: Topic
type: Concept
preferred label: Mikrobølger @nb
preferred label: Microwaves @en

Flarestjerner
type: Topic
type: Concept
preferred label: Flare stars @en

Himmellekamar
type: Topic
type: Concept
preferred label: Celestial bodies @en
preferred label: Himmellegemer @nb

Spektralklassar
type: Topic
type: Concept
preferred label: Spektralklasser @nb

Geofysiske prosessar
type: Topic
type: Concept
preferred label: Geofysiske prosesser @nb
preferred label: Geophysical processes @en

Umbra
type: Topic
type: Concept

Inflasjonsteori
type: Topic
type: Concept
preferred label: Inflation theory @en

Armillarsfærar
type: Topic
type: Concept
preferred label: Armillary spheres @en
preferred label: Armillarsfærer @nb

Kataklysmiske variable stjerner
type: Topic
type: Concept
preferred label: Cataclysmic variable stars @en

Romsøppel
type: Topic
type: Concept
preferred label: Space debris @en

Satellittbilete
type: Topic
type: Concept
preferred label: Satellittbilder @nb
preferred label: Satellite imagery @en

Astronomar
type: Topic
type: Concept
preferred label: Astronomers @en
preferred label: Astronomer @nb

Kryssidentifikasjonstabellar
type: Topic
type: Concept
preferred label: Cross-identification tables @en
preferred label: Kryssidentifikasjonstabeller @nb

Radioastronomi
type: Topic
type: Concept
preferred label: Radio astronomy @en

Den store magellanske skya
type: Topic
type: Concept
preferred label: Den store magellanske skyen @nb
preferred label: Large Magellanic Cloud @en

Heliosentrisk verdsbilete
type: Topic
type: Concept
preferred label: Heliosentrisk verdensbilde @nb
preferred label: Heliocentrism @en

Orion nebula
type: Geographic
type: Concept
preferred label: Oriontåken @nb

Ceres
type: Geographic
type: Concept

Astronomiske observatorium
type: Topic
type: Concept
preferred label: Astronomical observatories @en
preferred label: Astronomiske observatorier @nb

Planetsystem
type: Topic
type: Concept
preferred label: Planetary systems @en
preferred label: Planetsystemer @nb

Polarljos
type: Topic
type: Concept
preferred label: Auroras @en
preferred label: Polarlys @nb

Atmosfærisk elektrisitet
type: Topic
type: Concept
preferred label: Atmospheric electricity @en

Gravitasjonslinser
type: Topic
type: Concept
preferred label: Gravitational lenses @en

SETI
type: Topic
type: Concept
preferred label: Search for extraterrestrial intelligence @en

Kartleggingar
type: Topic
type: Concept
preferred label: Surveys @nb

Skalarfelt (kosmologi)
type: Topic
type: Concept

Ae-type
type: Topic
type: Concept
preferred label: Herbig Ae/Be-stjerner @nb
preferred label: Herbig Ae/Be stars @en

Ultrafiolett astronomi
type: Topic
type: Concept
preferred label: Ultraviolet astronomy @en

James Clerk Maxwell-teleskopet
type: Topic
type: Concept
preferred label: James Clerk Maxwell Telescope @en

Spektrofotometri
type: Topic
type: Concept
preferred label: Spectrophotometry @en

Romteleskop
type: Topic
type: Concept
preferred label: Space telescopes @en
preferred label: Romteleskoper @nb

V838
type: Topic
type: Concept

Kosmologi
type: Topic
type: Concept
preferred label: Cosmology @en

Interstellart medium
type: Topic
type: Concept
preferred label: Interstellar medium @en

Astrofysikk
type: Topic
type: Concept
preferred label: Astrophysics @en

Verdsrommet
type: Topic
type: Concept
preferred label: Verdensrommet @nb

Månefasane
type: Topic
type: Concept
preferred label: Månefasene @nb
preferred label: Lunar phases @en

Galaksesystem
type: Topic
type: Concept
preferred label: Galaksesystemer @nb

Elliptiske galaksar
type: Topic
type: Concept
preferred label: Elliptical galaxies @en
preferred label: Elliptiske galakser @nb

Galaksedanning
type: Topic
type: Concept
preferred label: Galaxy formation @en
preferred label: Galaksedannelse @nb

Andromedagalaksen
type: Geographic
type: Concept
preferred label: Andromeda galaxy @en

Flyindustri
type: Topic
type: Concept
preferred label: Aviation industry @en

Mikrobølgjeområdet
type: Topic
type: Concept
preferred label: Mikrobølgeområdet @nb
preferred label: Microwave range @en

Stjernesystem
type: Topic
type: Concept
preferred label: Stjernesystemer @nb

Fraunhoferliner
type: Topic
type: Concept
preferred label: Fraunhofer lines @en
preferred label: Fraunhoferlinjer @nb

Jord-måne-systemet
type: Topic
type: Concept
preferred label: The Earth-moon system @en

Konveksjonssoner
type: Topic
type: Concept
preferred label: Convection zones @en

Keplers likning
type: Topic
type: Concept
preferred label: Keplers ligning @nb
preferred label: Kepler's equation @en

Romfysikk
type: Topic
type: Concept
preferred label: Space physics @en

Stjerneflekkar
type: Topic
type: Concept
preferred label: Stjerneflekker @nb
preferred label: Starspots @en

Meteoroidar
type: Topic
type: Concept
preferred label: Meteoroids @en
preferred label: Meteoroider @nb

Plasmafysikk
type: Topic
type: Concept
preferred label: Plasma physics @en

Saturn
type: Geographic
type: Concept

Mikrometeoroidar
type: Topic
type: Concept
preferred label: Mikrometeoroider @nb
preferred label: Micrometeoroids @en

Plasmadiagnostikk
type: Topic
type: Concept
preferred label: Plasma diagnostics @en

Solkoronaen
type: Topic
type: Concept
preferred label: Solar corona @en

Solarkonstanten
type: Topic
type: Concept

Stjernedynamikk
type: Topic
type: Concept
preferred label: Stellar dynamics @en

Strålingstransport
type: Topic
type: Concept
preferred label: Radiative transfer @en

Romsondar
type: Topic
type: Concept
preferred label: Space probes @en
preferred label: Romsonder @nb

Kosmogoni
type: Topic
type: Concept
preferred label: Cosmogony @en

Plasmaastrofysikk
type: Topic
type: Concept
preferred label: Astrophysical plasmas @en

Den lokale gruppe
type: Geographic
type: Concept
preferred label: Local group @en

Dverggalaksar
type: Topic
type: Concept
preferred label: Dverggalakser @nb
preferred label: Dwarf galaxies @en

Planetariske tåker
type: Topic
type: Concept
preferred label: Planetary nebulae @en

Fotodetektorar
type: Topic
type: Concept
preferred label: Photodetectors @en
preferred label: Fotodetektorer @nb

Olbers' paradoks
type: Topic
type: Concept
preferred label: Olbers' paradox @en

Amatørastronomi
type: Topic
type: Concept
preferred label: Amateur astronomy @en

Radiokjelder
type: Topic
type: Concept
preferred label: Radio sources @en
preferred label: Radiokilder @nb

Stjernespektrum
type: Topic
type: Concept
preferred label: Stjernespektra @nb

Hypernovae
type: Topic
type: Concept

Akselererande univers
type: Topic
type: Concept
preferred label: Akselererende univers @nb
preferred label: Accelerating universe @en

Io
type: Geographic
type: Concept
preferred label: Io (måne) @nb

Kvite dvergar
type: Topic
type: Concept
preferred label: White dwarfs @en
preferred label: Hvite dverger @nb

Cp-stjerner
type: Topic
type: Concept
preferred label: CP-stjerner @nb
preferred label: Chemically peculiar stars @en

Fotosfærar
type: Topic
type: Concept
preferred label: Fotosfærer @nb
preferred label: Photospheres @en

Solaktivitet
type: Topic
type: Concept

Raudforskyving
type: Topic
type: Concept
preferred label: Rødforskyvning @nb
preferred label: Redshift @en

Reflektorantenner
type: Topic
type: Concept
preferred label: Reflectors @en

Crab nebula
type: Geographic
type: Concept
preferred label: Krabbetåken @nb

Metagalaksemodellen
type: Topic
type: Concept
preferred label: Meta-galaxy model @en

Planetarium
type: Topic
type: Concept
preferred label: Planetarier @nb
preferred label: Planetariums @en

Observasjonsteknikkar
type: Topic
type: Concept
preferred label: Observasjonsteknikker @nb

Adaptiv optikk
type: Topic
type: Concept
preferred label: Adaptive optics @en

Tidlege spektralklassar
type: Topic
type: Concept
preferred label: Tidlige spektralklasser @nb

Stellart massetap
type: Topic
type: Concept
preferred label: Stjerners massetap @nb
preferred label: Stellar mass loss @en

Astronautikk
type: Topic
type: Concept
preferred label: Astronautics @en

Interplanetariske magnetfelt
type: Topic
type: Concept
preferred label: Interplanetary magnetic fields @en

Perkolasjon
type: Topic
type: Concept
preferred label: Percolation @en

Bølgjevarsling
type: Topic
type: Concept
preferred label: Bølgevarsling @nb
preferred label: Wave forecasting @en

Storskalastruktur
type: Topic
type: Concept
preferred label: Universets struktur @nb
preferred label: Structure of the universe @en

Romstasjonar
type: Topic
type: Concept
preferred label: Space stations @en
preferred label: Romstasjoner @nb

Koronahòl
type: Topic
type: Concept
preferred label: Coronal holes @en
preferred label: Koronahull @nb

CCD
type: Topic
type: Concept

Protuberansar
type: Topic
type: Concept
preferred label: Protuberanser @nb

Natthimmelljos
type: Topic
type: Concept
preferred label: Airglow @en
preferred label: Natthimmellys @nb

Kefeid
type: Topic
type: Concept
preferred label: Cepheids variables @en
preferred label: Kefeider @nb

Millisekundpulsarar
type: Topic
type: Concept
preferred label: Millisekundpulsarer @nb

Hopar
type: Topic
type: Concept
preferred label: Hoper @nb
preferred label: Clusters (astrophysics) @en

Radiogalaksar
type: Topic
type: Concept
preferred label: Radio galaxies @en
preferred label: Radiogalakser @nb

Spegeloptikk
type: Topic
type: Concept
preferred label: Mirror optics @en
preferred label: Speiloptikk @nb

Bølgjeforplanting
type: Topic
type: Concept
preferred label: Wave propagation @en
preferred label: Bølgeforplantning @nb

Charon
type: Geographic
type: Concept

Aktive område
type: Topic
type: Concept
preferred label: Aktive områder @nb
preferred label: Solar active regions @en

Emisjonsspektrum
type: Topic
type: Concept
preferred label: Emission spectra @en
preferred label: Emisjonsspektra @nb

Ringsystem
type: Topic
type: Concept
preferred label: Ring systems @en
preferred label: Ringsystemer @nb

Dobbeltstjerner
type: Topic
type: Concept
preferred label: Double stars @en

Koronalykkjer
type: Topic
type: Concept
preferred label: Coronal loops @en
preferred label: Koronaløkker @nb

Planetteoriar
type: Topic
type: Concept
preferred label: Planetteorier @nb

Magnetosfærar
type: Topic
type: Concept
preferred label: Magnetospheres @en
preferred label: Magnetosfærer @nb

Kosmokjemi
type: Topic
type: Concept
preferred label: Cosmochemistry @en

Planetar
type: Topic
type: Concept
preferred label: Planets @en
preferred label: Planeter @nb

Planetdanning
type: Topic
type: Concept
preferred label: Planet formation @en
preferred label: Planetdannelse @nb

Krumme rom
type: Topic
type: Concept
preferred label: Curved spaces @en

Ljosfarten
type: Topic
type: Concept
preferred label: Lyshastigheten @nb
preferred label: Speed of light @en

Ekstrem ultrafiolett stråling
type: Topic
type: Concept
preferred label: Extreme ultraviolet @en

Høgdemålingar
type: Topic
type: Concept
preferred label: Høydemålinger @nb

Romvêr
type: Topic
type: Concept
preferred label: Romvær @nb
preferred label: Space weather @en

Strøljos
type: Topic
type: Concept
preferred label: Stray light @en
preferred label: Strølys @nb

Interplanetarisk rom
type: Topic
type: Concept
preferred label: Interplanetary space @en

Hubble–Lemaîtres lov
type: Topic
type: Concept
preferred label: Hubble–Lemaître law @en

Jordnære objekt
type: Topic
type: Concept
preferred label: Near-Earth objects @en

Solur
type: Topic
type: Concept
preferred label: Sundials @en

Submillimeter-astronomi
type: Topic
type: Concept
preferred label: Submillimetre astronomy @en

Romkoloniar
type: Topic
type: Concept
preferred label: Space colonies @en
preferred label: Romkolonier @nb

Universaltid
type: Topic
type: Concept

Solobservasjonar
type: Topic
type: Concept
preferred label: Solobservasjoner @nb

Radarastronomi
type: Topic
type: Concept

Celest mekanikk
type: Topic
type: Concept
preferred label: Celestial mechanics @en

Triangelgalaksen
type: Topic
type: Concept
preferred label: Triangulum Galaxy @en

F-stjerner
type: Topic
type: Concept
preferred label: F-type stars @en

Solflekkar
type: Topic
type: Concept
preferred label: Sunspots @en
preferred label: Solflekker @nb

Moon
type: Geographic
type: Concept
preferred label: Månen @nb

Gammaglimt
type: Topic
type: Concept
preferred label: Gamma ray bursts @en

Galaksehopar
type: Topic
type: Concept
preferred label: Galactic clusters @en
preferred label: Galaksehoper @nb

Rakettar
type: Topic
type: Concept
preferred label: Rockets @en
preferred label: Raketter @nb

Parabolske reflektorantenner
type: Topic
type: Concept
preferred label: Parabolic reflectors @en

Stjerneoverflater
type: Topic
type: Concept

Plasmadynamikk
type: Topic
type: Concept
preferred label: Plasma dynamics @en

Dvergstjerner
type: Topic
type: Concept
preferred label: Dwarf stars @en

Magellanske skyer
type: Topic
type: Concept
preferred label: Magellanic Clouds @en

Millimeterområdet
type: Topic
type: Concept

Plasmasfære
type: Topic
type: Concept
preferred label: Plasmasphere @en

Ljosforureining
type: Topic
type: Concept
preferred label: Lysforurensning @nb
preferred label: Light pollution @en

Atmosfærar
type: Topic
type: Concept
preferred label: Atmospheres @en
preferred label: Atmosfærer @nb

Satellittar
type: Topic
type: Concept
preferred label: Satellitter @nb
preferred label: Satellites @en

Buande planetar
type: Topic
type: Concept
preferred label: Habitable planets @en
preferred label: Beboelige planeter @nb

Planetbaner
type: Topic
type: Concept
preferred label: Planetary orbits @en

Molekylspektrum
type: Topic
type: Concept
preferred label: Molekylspektra @nb

Tvillingparadokset
type: Topic
type: Concept
preferred label: Twin paradox @en

Asteroidar
type: Topic
type: Concept
preferred label: Asteroids @en
preferred label: Asteroider @nb

Radiointerferometri
type: Topic
type: Concept
preferred label: Radio interferometry @en

Lufttemperatur
type: Topic
type: Concept
preferred label: Air temperature @en

Boltzmann-likningar
type: Topic
type: Concept
preferred label: Boltzmann-ligninger @nb

Røntgenastronomi
type: Topic
type: Concept
preferred label: X-ray astronomy @en

Minisatellittar
type: Topic
type: Concept
preferred label: Small satellites @en
preferred label: Minisatellitter @nb

Age determination (astronomy)
type: Topic
type: Concept
preferred label: Aldersbestemmelse (astronomi) @nb

Stjernevind
type: Topic
type: Concept
preferred label: Stellar wind @en

Solvind
type: Topic
type: Concept
preferred label: Solar vind @en

Nutasjon
type: Topic
type: Concept
preferred label: Nutation @en

Stjernedanning
type: Topic
type: Concept
preferred label: Star formation @en
preferred label: Stjernedannelse @nb

Planetoverflater
type: Topic
type: Concept

Kosmiske strenger
type: Topic
type: Concept
preferred label: Cosmic strings @en

Tidlege universet
type: Topic
type: Concept
preferred label: Early universe @en
preferred label: Tidlige universet @nb

Sfærisk astronomi
type: Topic
type: Concept
preferred label: Spherical astronomy @en

Geomagnetiske stormar
type: Topic
type: Concept
preferred label: Geomagnetiske stormer @nb
preferred label: Geomagnetic storms @en

Satellittsystem
type: Topic
type: Concept
preferred label: Satellittsystemer @nb

Jordforma
type: Topic
type: Concept
preferred label: Figure of the Earth @en
preferred label: Jordas form @nb

Planetpassasjar
type: Topic
type: Concept
preferred label: Planetary transits @en
preferred label: Planetpassasjer @nb

Messierobjekt
type: Topic
type: Concept
preferred label: Messierobjekter @nb
preferred label: Messier objects @en

Stjernerotasjon
type: Topic
type: Concept
preferred label: Stars - rotation @en

Kompakte stjerner
type: Topic
type: Concept
preferred label: Compact stars @en

Allheimsendinga
type: Topic
type: Concept
preferred label: End of the Universe @en
preferred label: Universets slutt @nb

Stjernehopar
type: Topic
type: Concept
preferred label: Star clusters @en
preferred label: Stjernehoper @nb

Den kosmologiske konstanten
type: Topic
type: Concept
preferred label: Cosmological constant @en

Gigantstjerner
type: Topic
type: Concept
preferred label: Giant stars @en
preferred label: Kjempestjerner @nb

Interstellare aminosyrer
type: Topic
type: Concept
preferred label: Interstellar amino acids @en

Astronomihistorie
type: Topic
type: Concept
preferred label: History of astronomy @en

Romalderen
type: Topic
type: Concept
preferred label: Space Age @en

Atomspektroskopi
type: Topic
type: Concept
preferred label: Atomic spectroscopy @en

Lagrange-punkt
type: Topic
type: Concept
preferred label: Lagrange-punkter @nb
preferred label: Lagrangian points @en

Brune dvergar
type: Topic
type: Concept
preferred label: Brown dwarfs @en
preferred label: Brune dverger @nb

Kvasarar
type: Topic
type: Concept
preferred label: Quasars @en
preferred label: Kvasarer @nb

Koronamasseutbrot
type: Topic
type: Concept
preferred label: Coronal mass ejections @en
preferred label: Koronamasseutbrudd @nb

Ubemanna måneferder
type: Topic
type: Concept
preferred label: Ubemannede måneferder @nb
preferred label: Unmanned lunar flights @en

Spektralliner
type: Topic
type: Concept
preferred label: Spektrallinjer @nb
preferred label: Spectral lines @en

Strengteori
type: Topic
type: Concept
preferred label: Strings @en

Galaksar
type: Topic
type: Concept
preferred label: Galaxies @en
preferred label: Galakser @nb

Meteorar
type: Topic
type: Concept
preferred label: Meteors @en
preferred label: Meteorer @nb

Kald plasma
type: Topic
type: Concept
preferred label: Cold plasma @en

Hanle-effekten
type: Topic
type: Concept
preferred label: Hanle effect @en

Nedslagskrater
type: Topic
type: Concept
preferred label: Nedslagskratere @nb
preferred label: Impact craters @en

Kosmologiske modellar
type: Topic
type: Concept
preferred label: Kosmologiske modeller @nb
preferred label: Cosmological models @en

Ekstragalaktisk astronomi
type: Topic
type: Concept
preferred label: Utenomgalaktisk astronomi @nb
preferred label: Extragalactic astronomy @en

Evershed-effekten
type: Topic
type: Concept
preferred label: Evershed effect @en

Kromosfæren
type: Topic
type: Concept
preferred label: Chromosphere @en

Fermi-paradokset
type: Topic
type: Concept
preferred label: Fermi paradox @en

Romferder
type: Topic
type: Concept

Endogene prosessar
type: Topic
type: Concept
preferred label: Endogenous processes @en
preferred label: Endogene prosesser @nb

Mesopausen
type: Topic
type: Concept
preferred label: Mesopause @en

Mørk energi
type: Topic
type: Concept
preferred label: Dark energy @en

Optiske teleskop
type: Topic
type: Concept
preferred label: Optical telescopes @en
preferred label: Optiske teleskoper @nb

Metallrike stjerner
type: Topic
type: Concept
preferred label: Metal-rich stars @en

Interplanetarisk materie
type: Topic
type: Concept
preferred label: Interplanetary medium @en

Transisjonssona
type: Topic
type: Concept
preferred label: Solar transition region @en
preferred label: Overgangssonen @nb

Variable stjerner
type: Topic
type: Concept
preferred label: Variable stars @en

Supernovarestar
type: Topic
type: Concept
preferred label: Supernova remnants @en
preferred label: Supernovarester @nb

Stjerner
type: Topic
type: Concept
preferred label: Stars @en

Ekstremt store teleskop
type: Topic
type: Concept
preferred label: Extremely large telescopes @en

Novaer
type: Topic
type: Concept
preferred label: Novae @en

Bl lac-objekt
type: Topic
type: Concept
preferred label: BL Lacertae-objekter @nb
preferred label: BL Lacertae objects @en

Tolekamproblemet
type: Topic
type: Concept
preferred label: Two-body problem @en
preferred label: Tolegemeproblemet @nb

Universet
type: Topic
type: Concept
preferred label: Universe @en

Gravitasjonsbølgjer
type: Topic
type: Concept
preferred label: Gravitational waves @en
preferred label: Gravitasjonsbølger @nb

Solranda
type: Topic
type: Concept
preferred label: Solranden @nb

Astronautar
type: Topic
type: Concept
preferred label: Astronauter @nb
preferred label: Astronauts @en

Gravitasjonskollaps
type: Topic
type: Concept
preferred label: Gravitational collapse @en

Karbonstjerner
type: Topic
type: Concept
preferred label: Carbon stars @en

Maserar
type: Topic
type: Concept
preferred label: Masers @en
preferred label: Masere @nb

Magnetiske observasjonar
type: Topic
type: Concept
preferred label: Magnetiske observasjoner @nb
preferred label: Magnetic observations @en

Solforsking
type: Topic
type: Concept
preferred label: Solforskning @nb

Romfartøy
type: Topic
type: Concept
preferred label: Romfartøyer @nb
preferred label: Spacecrafts @en

Virgo-hopen
type: Topic
type: Concept
preferred label: Virgo cluster @en

Partikkeloptikk
type: Topic
type: Concept
preferred label: Particle optics @en

Gammaspektroskopi
type: Topic
type: Concept
preferred label: Gamma-ray spectroscopy @en

Kosmisk bakgrunnsstråling
type: Topic
type: Concept
preferred label: Cosmic microwave background @en

Mikrolinsing
type: Topic
type: Concept
preferred label: Microlensing @en

Leonidane
type: Topic
type: Concept
preferred label: Leonids @en
preferred label: Leonidene @nb

Ikkje-lineær plasmafysikk
type: Topic
type: Concept
preferred label: Ikke-lineær plasmafysikk @nb
preferred label: Nonlinear plasma physics @en

B-type
type: Topic
type: Concept
preferred label: B-stjerner @nb
preferred label: B-type stars @en

Solar-terrestrisk fysikk
type: Topic
type: Concept
preferred label: Solar-terrestrial physics @en

Refraksjon
type: Topic
type: Concept

Virtuelle observatorium
type: Topic
type: Concept
preferred label: Virtual observatories @en
preferred label: Virtuelle observatorier @nb

Opphavet til universet
type: Topic
type: Concept
preferred label: Origin of the universe @en
preferred label: Universets opprinnelse @nb

Rommiljø
type: Topic
type: Concept
preferred label: Space environment @en

Energiutbrot
type: Topic
type: Concept
preferred label: Energiutbrudd @nb

Tidevasskrefter
type: Topic
type: Concept
preferred label: Tidevannskrefter @nb
preferred label: Tidal forces @en

Akkresjonsskiver
type: Topic
type: Concept
preferred label: Accretion disks @en

Protoplanetariske tåker
type: Topic
type: Concept
preferred label: Protoplanetary nebulae @en

Astrodynamikk
type: Topic
type: Concept
preferred label: Astrodynamics @en

Drake-likninga
type: Topic
type: Concept
preferred label: Drake-ligningen @nb
preferred label: Drake equation @en

OB-stjerner
type: Topic
type: Concept
preferred label: OB-type stars @en

Kuiperbeltet
type: Geographic
type: Concept
preferred label: Kuiper belt @en

Atmospheric Trace Molecule Spectroscopy
type: Topic
type: Concept

Astronomiutdanning
type: Topic
type: Concept
preferred label: Astronomy education @en

Solfysikk
type: Topic
type: Concept
preferred label: Solar physics @en

Astrogeologi
type: Topic
type: Concept
preferred label: Astrogeology @en

Matematisk astronomi
type: Topic
type: Concept
preferred label: Mathematical astronomy @en

Blazarar
type: Topic
type: Concept
preferred label: Blazarer @nb
preferred label: Blazars @en

Linespektrum
type: Topic
type: Concept
preferred label: Linjespektra @nb

Optiske fenomen
type: Topic
type: Concept
preferred label: Optical phenomena @en
preferred label: Optiske fenomener @nb

Romforsking
type: Topic
type: Concept
preferred label: Space research @en
preferred label: Romforskning @nb

Radioteleskop
type: Topic
type: Concept
preferred label: Radio telescopes @en
preferred label: Radioteleskoper @nb

Asymptotisk kjempegrein
type: Topic
type: Concept
preferred label: Asymptotic giant branch @en
preferred label: Asymptotisk kjempegren @nb

Astrofysisk forsking
type: Topic
type: Concept
preferred label: Astrofysisk romforskning @nb
preferred label: Astrophysical research @en

Parismeridianen
type: Geographic
type: Concept
preferred label: Paris meridian @en

Solformørkingar
type: Topic
type: Concept
preferred label: Solar eclipses @en
preferred label: Solformørkelser @nb

Stjerneformørkingar
type: Topic
type: Concept
preferred label: Stjerneformørkelser @nb
preferred label: Star eclipses @en

Parallaksemålingar
type: Topic
type: Concept
preferred label: Parallaksemålinger @nb

Stjernestrukturar
type: Topic
type: Concept
preferred label: Stjernestrukturer @nb
preferred label: Stellar structures @en

Meridianinstrument
type: Topic
type: Concept
preferred label: Meridianinstrumenter @nb

Solsyklusen
type: Topic
type: Concept
preferred label: Solar cycle @en

Partikkelkollisjonar
type: Topic
type: Concept
preferred label: Partikkelkollisjoner @nb

Heliosfæren
type: Topic
type: Concept
preferred label: Heliosphere @en

Granulasjon
type: Topic
type: Concept
preferred label: Granules @en

Ljosekko
type: Topic
type: Concept
preferred label: Light echo @en
preferred label: Lysekko @nb

Ekstraterrestrisk intelligent liv
type: Topic
type: Concept
preferred label: Extraterrestrial intelligent life @en

Måneferder
type: Topic
type: Concept
preferred label: Apollo program @en

Solobservatorium
type: Topic
type: Concept
preferred label: Solobservatorier @nb
preferred label: Solar observatories @en

Intergalaktisk materie
type: Topic
type: Concept
preferred label: Intergalactic matter @en

Astrokjemi
type: Topic
type: Concept
preferred label: Astrochemistry @en

Dvergplanetar
type: Topic
type: Concept
preferred label: Dwarf planets @en
preferred label: Dvergplaneter @nb

Astronomisk spektroskopi
type: Topic
type: Concept
preferred label: Astronomical spectroscopy @en

Populærastronomi
type: Topic
type: Concept
preferred label: Popular astronomy @en

Morgan-Keenan-klassifikasjon
type: Topic
type: Concept
preferred label: Morgan–Keenan classification @en
preferred label: Morgan–Keenan-klassifikasjon @nb

Vlasov-likningar
type: Topic
type: Concept
preferred label: Vlasov equation @en
preferred label: Vlasov-ligninger @nb

Galaktisk halo
type: Topic
type: Concept
preferred label: Galactic halos @en

Roverar
type: Topic
type: Concept
preferred label: Rovers @en
preferred label: Rovere @nb

Atmosfærisk stråling
type: Topic
type: Concept
preferred label: Atmospheric radiation @en

Romfart
type: Topic
type: Concept
preferred label: Spaceflight @en

Kjernefysikk
type: Topic
type: Concept
preferred label: Nuclear physics @en

Millimeterastronomi
type: Topic
type: Concept

Hertzsprung-Russell-diagrammet
type: Topic
type: Concept
preferred label: Hertzsprung–Russell-diagrammet @nb
preferred label: Hertzsprung–Russell diagram @en

Meteorittnedslag
type: Topic
type: Concept
preferred label: Meteorite impacts @en

Navigasjonsinstrument
type: Topic
type: Concept
preferred label: Navigational instruments @en
preferred label: Navigasjonsinstrumenter @nb

Atmosfærisk optikk
type: Topic
type: Concept
preferred label: Atmospheric optics @en

Månar
type: Topic
type: Concept
preferred label: Moons @en
preferred label: Måner @nb

Binære kvite dvergar
type: Topic
type: Concept
preferred label: Binary white dwarfs @en
preferred label: Binære hvite dverger @nb

Kulehopar
type: Topic
type: Concept
preferred label: Kulehoper @nb
preferred label: Globular clusters @en

Interstellare molekyl
type: Topic
type: Concept
preferred label: Interstellare molekyler @nb
preferred label: Interstellar molecules @en

Meteorstormar
type: Topic
type: Concept
preferred label: Meteor showers @en
preferred label: Meteorstormer @nb

Nære dobbeltstjerner
type: Topic
type: Concept
preferred label: Close binaries @en

Kosmografi
type: Topic
type: Concept
preferred label: Cosmography @en

Standardtid
type: Topic
type: Concept
preferred label: Standard time @en

Planetrørsler
type: Topic
type: Concept
preferred label: Planetbevegelser @nb

Herbig–Haro-objekt
type: Topic
type: Concept
preferred label: Herbig–Haro objects @en
preferred label: Herbig–Haro-objekter @nb

Okkultasjonar
type: Topic
type: Concept
preferred label: Okkultasjoner @nb
preferred label: Occultations @en

Svarte hòl
type: Topic
type: Concept
preferred label: Sorte hull @nb
preferred label: Black holes @en

Solsystemet
type: Topic
type: Concept
preferred label: Solar System @en

Plasmalaserar
type: Topic
type: Concept
preferred label: Plasmalasere @nb
preferred label: Plasma lasers @en

Koronaar
type: Topic
type: Concept
preferred label: Koronaer @nb
preferred label: Stellar coronae @en

Coronal Diagnostic Spectrometer
type: Topic
type: Concept

Carinae
type: Topic
type: Concept

Formørkingsvariable dobbeltstjerner
type: Topic
type: Concept
preferred label: Eclipsing binaries @en
preferred label: Formørkelsesvariable dobbeltstjerner @nb

Interplanetarisk plasma
type: Topic
type: Concept
preferred label: Interplanetary plasma @en

Røntgenkjelder
type: Topic
type: Concept
preferred label: Røntgenkilder @nb
preferred label: X-ray sources @en

Astronomiske kileskrift-tekstar
type: Topic
type: Concept
preferred label: Astronomical cuneiform texts @en
preferred label: Astronomiske kileskrift-tekster @nb

Gammastråleastronomi
type: Topic
type: Concept
preferred label: Gamma-ray astronomy @en
preferred label: Gammaastronomi @nb

Fine Guidance Sensors
type: Topic
type: Concept
preferred label: Fine guidance sensors @en

Scintillasjonstellarar
type: Topic
type: Concept
preferred label: Scintillation counters @en
preferred label: Scintillasjonstellere @nb

Terristriske gammaglimt
type: Topic
type: Concept
preferred label: Terrestrial gamma ray flashes @en
preferred label: Terrestriske gammaglimt @nb

Diffusjonsprosessar
type: Topic
type: Concept
preferred label: Diffusjonsprosesser @nb
preferred label: Diffusion processes @en

Relativistisk astrofysikk
type: Topic
type: Concept
preferred label: Relativistic astrophysics @en

Romvåpen
type: Topic
type: Concept
preferred label: Space weapons @en

Store teleskop
type: Topic
type: Concept
preferred label: Store teleskoper @nb

Protostjerner
type: Topic
type: Concept
preferred label: Protostars @en

Fotometri
type: Topic
type: Concept
preferred label: Photometry @en

Banerørsler
type: Topic
type: Concept
preferred label: Orbital motions @en
preferred label: Banebevegelser @nb

Kosmisk fysikk
type: Topic
type: Concept

Mikrogravitasjon
type: Topic
type: Concept
preferred label: Microgravity @en

Very Long Baseline Interferometry
type: Topic
type: Concept

Modulasjon
type: Topic
type: Concept

Astronomiske ur
type: Topic
type: Concept
preferred label: Astronomical clocks @en

Halley's comet
type: Geographic
type: Concept
preferred label: Halleys komet @nb

Stjernenamn
type: Topic
type: Concept
preferred label: Star names @en
preferred label: Stjernenavn @nb

Støvplasma
type: Topic
type: Concept
preferred label: Dusty plasmas @en

Solteleskop
type: Topic
type: Concept
preferred label: Solteleskoper @nb
preferred label: Solar telescopes @en

Luminositet
type: Topic
type: Concept
preferred label: Luminosity @en

Måneformørkingar
type: Topic
type: Concept
preferred label: Måneformørkelser @nb
preferred label: Lunar eclipses @en

Ekstragalaktiske radiokjelder
type: Topic
type: Concept
preferred label: Ekstragalaktiske radiokilder @nb
preferred label: Extragalactic radio sources @en

K-type
type: Topic
type: Concept
preferred label: K-stjerner @nb
preferred label: K-type stars @en

Astronomi
type: Topic
type: Concept
preferred label: Astronomy @en

Observasjonskosmologi
type: Topic
type: Concept
preferred label: Observational cosmology @en

Supernovaer
type: Topic
type: Concept
preferred label: Supernovas @en

G-type
type: Topic
type: Concept
preferred label: G-type stars @en
preferred label: G-stjerner @nb

Elementfordelinga
type: Topic
type: Concept
preferred label: Abundance of the chemical elements @en
preferred label: Grunnstoffenes fordeling @nb

Stjerneutvikling
type: Topic
type: Concept
preferred label: Stellar evolution @en

Geofysisk romforsking
type: Topic
type: Concept
preferred label: Geofysisk romforskning @nb
preferred label: Geophysical astronomy @en

Akkresjon
type: Topic
type: Concept
preferred label: Accretion @en

Ionosfærar
type: Topic
type: Concept
preferred label: Ionosfærer @nb
preferred label: Ionospheres @en

Kald mørk materie
type: Topic
type: Concept
preferred label: Cold dark matter @en

Kosmisk stråling
type: Topic
type: Concept
preferred label: Cosmic radiation @en

Solsegl
type: Topic
type: Concept
preferred label: Solar sails @en
preferred label: Solseil @nb

Pulsarar
type: Topic
type: Concept
preferred label: Pulsars @en
preferred label: Pulsarer @nb

Solstråling
type: Topic
type: Concept
preferred label: Solar radiation @en

Opposisjoneffekten
type: Topic
type: Concept
preferred label: Opposition surge @en

Satellittgalaksar
type: Topic
type: Concept
preferred label: Satellittgalakser @nb
preferred label: Satellite galaxies @en

Radiostøy
type: Topic
type: Concept
preferred label: Radio noise @en

Polarisasjon
type: Topic
type: Concept
preferred label: Polarization @en

Jordbaserte observatorium
type: Topic
type: Concept
preferred label: Jordbaserte observatorier @nb
preferred label: Ground-based observatories @en

Densitometri
type: Topic
type: Concept
preferred label: Densitometry @en

Atmosfæredynamikk
type: Topic
type: Concept
preferred label: Atmosphere dynamics @en

Columbia-ulukka
type: Topic
type: Concept
preferred label: Columbia-ulykken @nb
preferred label: Columbia accident @en

Molekylspektroskopi
type: Topic
type: Concept

Pluto
type: Geographic
type: Concept

Stjerneatmosfærar
type: Topic
type: Concept
preferred label: Stellar atmospheres @en
preferred label: Stjerneatmosfærer @nb

Venuspassasjar
type: Topic
type: Concept
preferred label: Venus transits @en
preferred label: Venuspassasjer @nb

Eigenrørsle
type: Topic
type: Concept
preferred label: Egenbevegelse @nb
preferred label: Proper motion @en

Nukleær astrofysikk
type: Topic
type: Concept
preferred label: Nuclear astrophysics @en

Stjernehimmelen
type: Topic
type: Concept
preferred label: Starry sky @en

Stjernebilete
type: Topic
type: Concept
preferred label: Constellations @en
preferred label: Stjernebilder @nb

Kommunikasjonssatellittar
type: Topic
type: Concept
preferred label: Kommunikasjonssatellitter @nb
preferred label: Communications satellites @en

Ekstraterrestrisk liv
type: Topic
type: Concept
preferred label: Extraterrestrial life @en

Nøytronstjerner
type: Topic
type: Concept
preferred label: Neutron stars @en

Romfartshistorie
type: Topic
type: Concept
preferred label: History of spaceflight @en

Spektrografar
type: Topic
type: Concept
preferred label: Spectrographs @en
preferred label: Spektrografer @nb

X-ray Multi-Mirror Mission (XMM)
type: Topic
type: Concept

Atmosfæriske elvar
type: Topic
type: Concept
preferred label: Atmosfæriske elver @nb
preferred label: Atmospheric rivers @en

Stjernekikertar
type: Topic
type: Concept
preferred label: Stjernekikkerter @nb

Infraraud astronomi
type: Topic
type: Concept
preferred label: Infrared astronomy @en
preferred label: Infrarød astronomi @nb

Solfaklar
type: Topic
type: Concept
preferred label: Solar prominences @en
preferred label: Solfakler @nb

Planetringar
type: Topic
type: Concept
preferred label: Planetringer @nb

Det indre av sola
type: Topic
type: Concept
preferred label: Solas indre @nb

Teoretisk astrofysikk
type: Topic
type: Concept
preferred label: Theoretical astrophysics @en

Satellittbaner
type: Topic
type: Concept
preferred label: Satellite orbits @en

Romkrig
type: Topic
type: Concept
preferred label: Space warfare @en