- Abu Mashar
- Abu al-Wafa
- Adam G. Riess
- Adriaan Blaauw
- Alan H. Guth
- Albategnius
- Albrecht Unsöld
- Albumasar
- Alexander Boksenberg
- Allan Sandage
- Almagest
- Alpetragius
- Anders Celsius
- Anja C. Andersen
- Annie Jump Cannon
- Antony Hewish
- Aristarchos fra Samos
- Arthur S. Eddington
- Astronomisk Tidsskrift
- Autolykos fra Pitane
- Bart. J. Bok
- Bengt Strömgren
- Bernard Lovell
- Bernhard Schmidt
- Bertil Lindblad
- Brian P. Schmidt
- Carl Sagan
- Carl Seyfert
- Carl V.L. Charlier
- Cecilia Payne-Gaposchkin
- Charles Augustus Young
- Charles Messier
- Charlotte Moore-Sitterly
- Christen Sørensen Longomontanus
- Christian Pedersen Horrebow
- Christoph Scheiner
- Clyde Tombaugh
- César François Cassini de Thury
- Dionysius Exiguus
- Edmund Halley
- Edward Emerson Barnard
- Edward Pickering
- Edwin E. Salpeter
- Edwin P. Hubble
- Ejnar Hertzsprung
- Elis Strömgren
- Ernest William Brown
- Ernst Florens Friedrich Chladni
- Francis Baily
- Frank Elmore Ross
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- Freeman John Dyson
- Friedrich Georg Wilhelm von Struve
- Friedrich Wilhelm August Argelander
- Friedrich Wilhelm Bessel
- Fritz Zwicky
- Galaxy Zoo
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- Georges Lemaître
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- Giovanni Battista Donati
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- Giuseppe Piazzi
- H. Nininger
- H.C. van de Hulst
- H.C.F.C. Schjellerup
- Harlow Shapley
- Harold Jeffreys
- Harry van der Laan
- Hayashi Chushiro
- Heinrich Christian Schumacher
- Heinrich Louis d'Arrest
- Heinrich Schwabe
- Heinrich Wilhelm Olbers
- Henri Alexandre Deslandres
- Henrietta Swan Leavitt
- Henry Draper
- Henry Norris Russell
- Herbert Friedman
- Hipparchos – græsk astronom
- Hugo von Seeliger
- Hugo von Zeipel
- IAU
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- International Astronomical Union
- Iosif Sjklovskij
- Ira Sprague Bowen
- J.L.E. Dreyer
- Jacobus Cornelius Kapteyn
- Jacques Cassini
- Jacques-Dominique Cassini
- Jakov Zeldovitj
- James Alfred Van Allen
- James Bradley
- James Jeans
- Jan Hendrik Oort
- Jens Martin Knudsen
- Jeremiah Ostriker
- Jocelyn Bell Burnell
- Johann Bayer
- Johann Daniel Titius
- Johann Elert Bode
- Johann F. Encke
- Johann Gottfried Galle
- Johann Karl Friedrich Zöllner
- Johann Müller
- Johann von Lamont
- Johannes Hevelius
- Johannes Kepler
- John Bahcall
- John C. Mather
- John Couch Adams
- John Flamsteed
- John Herschel
- Joseph Jérôme Le Français de Lalande
- Joseph Norman Lockyer
- Joseph Taylor
- Jørgen Christensen-Dalsgaard
- Kaj Aage Strand
- Kant-Laplaces hypotese
- Karl Guthe Jansky
- Karl Petrus Theodor Bohlin
- Klaudios Ptolemaios
- Ktesibios fra Alexandria
- Leonid Kulik
- Lewis Boss
- Ludwig Biermann
- Lyman Spitzer
- Maarten Schmidt
- Margaret Burbidge
- Margaret Joan Geller
- Martin Rees
- Martin Schwarzschild
- Masha-allah
- Nasir al-Din al-Tusi
- Nicolas Camille Flammarion
- Nicolas Louis de Lacaille
- Nikolaus Kopernikus
- Nils Christoffer Dunér
- Ole Rømer
- Otto Heckmann
- Otto Struve
- Otto Wilhelm von Struve
- P.J.E. Peebles
- Patrick Moore
- Peder Nielsen Horrebow
- Percival Lowell
- Petrus de Dacia
- Pierre Jules César Janssen
- Qutb al-Din
- Richard Christopher Carrington
- Robert Grant Aitken
- Robert H. Dicke
- Robert Julius Trumpler
- Rudjer Josip Bošković
- Rudolf Wolf
- Russell Hulse
- S. Keith Runcorn
- Samuel Pierpont Langley
- Saul Perlmutter
- Secchi, Pietro Angelo
- Shen Gua
- Simon Marius
- Stjerneborg
- Subrahmanyan Chandrasekhar
- Svein Rosseland
- Tadeusz Banachiewicz
- Theodor von Oppolzer
- Thomas Bugge
- Thomas Digges
- Thomas Gold
- Thomas Henderson
- Tobias Mayer
- Tycho Brahe
- Tycho Brahe Planetarium
- Ulugh Beg
- Urania – astronomisk observatorium i København
- Uranienborg
- Urbain Le Verrier
- V.M. Slipher
- Varahamihira
- Vera C. Rubin
- Viktor Amazaspovitj Ambartsumjan
- Walter Baade
- Walter Sydney Adams
- Willem Luyten
- Willem de Sitter
- William A. Fowler
- William Cranch Bond
- William Herschel
- William Huggins
- William Pickering
- William Wilson Morgan
- al-Battani
- al-Bitruji
- al-Farghani
- al-Kashi
- al-Khazini
- al-Khujandi
- al-Sufi
- amatørastronomi
- arabisk astronomi
- arkæo-astronomi
- astrognosi
- astronom
- astronomi
- deferent
- descension – astronomisk begreb
- det tychoniske verdensbillede
- digitus – astronomisk størrelsesangivelse
- emersion – astronomisk fænomen
- epoke – astronomisk tidspunkt
- firmament
- heliografi – astronomisk gren
- himmellegeme
- immersion – astronomisk fænomen
- indisk astronomi
- infrarød astronomi
- kinesisk astronomi
- kopernikanske verdenssystem
- krystalsfære
- lord Rosse
- megalitisk astronomi
- nakshatra
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- planetepicykel
- primum mobile
- ptolemæiske verdenssystem
- røntgenastronomi
- satellitastronomi
- seeing
- sfære
- stjernehimlen
- sydpunktet
- tindren
- verdensbillede
- verdensrummet
- Édouard Roche
- Östen Bergstrand
Astronomi generelt
Senest ændret
- Johannes Kepler: kommentar tilføjet af Rebecca Bailey (lex.dk)
- Johannes Kepler: kommentar tilføjet af Conni-Kay Jørgensen
- Jens Martin Knudsen: ændret af Adam Hyllested (lex.dk)
- Anja C. Andersen: ændret af Adam Hyllested (lex.dk)