HandWiki:Astronomy

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Handwiki astronomy.svg Astronomy

Astronomy is a natural science that studies celestial objects and phenomena. It uses mathematics, physics, and chemistry in order to explain their origin and evolution. Objects of interest include planets, moons, stars, nebulae, galaxies, and comets.     [Add article.]


List of Categories

0

Main topics

  1. Abell planetary nebulae
  2. Achondrite meteorites
  3. Active galaxy types
  4. Advanced Stirling radioisotope generator
  5. Aeolis quadrangle
  6. Aerosol measurement
  7. Albedo features on Mars
  8. Aldebaran
  9. Alfred P. Sloan Foundation
  10. Algol variables
  11. Alpha Cygni variables
  12. Alpha Persei Cluster
  13. Alpha2 Canum Venaticorum variables
  14. Amateur astronomy
  15. Amazonis quadrangle
  16. Amenthes quadrangle
  17. Ancient astronomy
  18. Andromeda Galaxy
  19. Andromeda Subgroup
  20. Anthropic principle
  21. Antlia
  22. Antlia Cluster
  23. Ap star
  24. Apollo program
  25. Apollo program lunar sample displays
  26. Apollo program missions
  27. Apollo–Soyuz Test Project
  28. Arabia quadrangle
  29. Arcadia quadrangle
  30. Archaeoastronomy
  31. Argyre quadrangle
  32. Argyre quadrangle*
  33. Asterisms (astronomy)
  34. Asteroid groups and families
  35. Asteroid surveys
  36. Asteroids
  37. Asteroseismology
  38. Astrochemistry
  39. Astrodynamics
  40. Astrometric binaries
  41. Astrometry
  42. Astronomical X-ray sources
  43. Astronomical catalogues
  44. Astronomical classification systems
  45. Astronomical controversies
  46. Astronomical dynamical systems
  47. Astronomical events
  48. Astronomical events in the near future
  49. Astronomical events of the Solar System
  50. Astronomical hypotheses
  51. Astronomical imaging
  52. Astronomical interferometers
  53. Astronomical nomenclature
  54. Astronomical observatories
  55. Astronomical radio sources
  56. Astronomical spectroscopy
  57. Astronomical sub-disciplines
  58. Astronomical surveys
  59. Astronomical tables
  60. Astronomical transits
  61. Astronomy
  62. Astronomy in the Antarctic
  63. Astronomy organizations
  64. Astronomy projects
  65. Astronomy timelines
  66. Astronomy-related lists
  67. Astroparticle physics
  68. Astrophotography
  69. Astrophysics
  70. Astrophysics theories
  71. Asura
  72. Atmosphere of Mars
  73. Atmospheric entry
  74. Atmospheric radiation
  75. B-type subdwarfs
  76. Beacons
  77. Belt regions of the United States
  78. Beta Cephei variables
  79. Beta Lyrae variables
  80. Beta Pictoris moving group
  81. Bifurcation theory
  82. Big Bang
  83. Big Dipper
  84. Black holes
  85. Blazars
  86. Bodies of the Solar System
  87. Brown dwarfs
  88. Cancelled space probes
  89. Cancelled spacecraft
  90. Canis Major
  91. Carina Nebula
  92. Casius quadrangle
  93. Castor Moving Group
  94. Cebrenia quadrangle
  95. Celestial cartography
  96. Celestial coordinate system
  97. Celestial mechanics
  98. Celestial navigation
  99. Centaurus Cluster
  100. Cepheid variables
  101. Ceres (dwarf planet)
  102. Chaotic terrains on Mars
  103. Charon (moon)
  104. Circumbinary planets
  105. Circumstellar disks
  106. Classical Cepheid variables
  107. Cliffs on Mars
  108. Colonization of Mars
  109. Coma Cluster
  110. Coma I Group
  111. Coma Supercluster
  112. Comets
  113. Comets visited by spacecraft
  114. Commercial Lunar Payload Services
  115. Commercial spaceflight
  116. Computational astronomy
  117. Constellation program
  118. Constellations
  119. Constellations listed by Lacaille
  120. Constellations listed by Ptolemy
  121. Coprates quadrangle
  122. Coprates quadrangle*
  123. Corona Borealis
  124. Cosmic background radiation
  125. Cosmic dust
  126. Cosmic microwave background experiments
  127. Cosmogony
  128. Cosmological simulation
  129. Cosmology
  130. Crab Nebula
  131. Dark matter
  132. Dark nebulae
  133. Deep Space Habitat
  134. Diacria quadrangle
  135. Diffuse nebulae
  136. Discovery Program
  137. Dwarf novae
  138. Dynamics of the Solar System
  139. ESA probes
  140. Eclipsing binaries
  141. Elysium quadrangle
  142. Emission nebulae
  143. Eridania quadrangle
  144. Eridanus Group
  145. Europa (moon)
  146. Exoplanet candidates
  147. Exoplanet catalogues
  148. Exoplanet search projects
  149. Exoplanetology
  150. Exoplanets
  151. Exoplanets detected by direct imaging
  152. Exoplanets detected by microlensing
  153. Exoplanets detected by radial velocity
  154. Exploration of Mars
  155. Exploration of the Moon
  156. Explorers program (NASA)
  157. Explosion protection
  158. Extragalactic astronomy
  159. Extraterrestrial cliffs
  160. Extraterrestrial hills
  161. Extraterrestrial landslides
  162. Extraterrestrial mesas
  163. Extraterrestrial ridges
  164. Extraterrestrial rocks
  165. Extraterrestrial water
  166. FP7 projects
  167. Fermi paradox
  168. G-Cloud
  169. G-type subdwarfs
  170. Galactic astronomy
  171. Galaxies
  172. Galaxy filaments
  173. Galaxy morphological types
  174. Gamma Cephei
  175. Gamma Doradus variables
  176. Gamma-ray astronomy
  177. Gamma-ray bursts
  178. Ganymede (moon)
  179. Geology of Mars
  180. Geology of Venus
  181. Geology of the Moon
  182. Giant planets
  183. Gravitational-wave astronomy
  184. Gravitationally lensed quasars
  185. Great Attractor
  186. Guinevere Planitia quadrangle
  187. Gum Nebula
  188. H II regions
  189. Habitable zone planets
  190. Halley-type comets
  191. Haumea (dwarf planet)
  192. Helium-weak star
  193. Hellas quadrangle
  194. Hemispheres of Moon
  195. Heraldic charges
  196. Hertzsprung–Russell classifications
  197. High-velocity clouds
  198. Horologium Supercluster
  199. Hot Jupiters
  200. Hubble Space Telescope
  201. Hubble Ultra-Deep Field
  202. Human missions to Mars
  203. Human spaceflight
  204. Hyades (star cluster)
  205. Hydra Cluster
  206. Hydra-Centaurus Supercluster
  207. IARC Group 1 carcinogens
  208. Iapygia quadrangle
  209. Inflation (cosmology)
  210. Intergalactic media
  211. Intermediate polars
  212. Interstellar media
  213. Interstellar messages
  214. Io (moon)
  215. Iron meteorites
  216. Irregular variables
  217. Ismenius Lacus quadrangle
  218. Japanese space probes
  219. Jupiter
  220. K2-3 system
  221. Kepler (spacecraft)
  222. Kepler Objects of Interest
  223. L-type subdwarfs
  224. LQ01 quadrangle
  225. LQ06 quadrangle
  226. LQ08 quadrangle
  227. LQ10 quadrangle
  228. LQ12 quadrangle
  229. LQ26 quadrangle
  230. LQ28 quadrangle
  231. LQ30 quadrangle
  232. Laniakea Supercluster
  233. Large Magellanic Cloud
  234. Large-scale structure of the cosmos
  235. Leo Cluster
  236. Lists of asteroids
  237. Lists of exoplanets
  238. Lists of nebulae
  239. Lists of space missions
  240. Lists of spacecraft
  241. Lists of superlatives in astronomy
  242. Local Group
  243. Luminous blue variables
  244. Luminous red novae
  245. Lunae Palus quadrangle
  246. Lunar eclipses
  247. Lunar samples
  248. Lunar science
  249. Lyman-alpha blobs
  250. M-type brown dwarfs
  251. M-type subdwarfs
  252. M74 Group
  253. Magellanic Clouds
  254. Magnetars
  255. Manned space observatories
  256. Mare Acidalium quadrangle
  257. Mare Australe quadrangle
  258. Mare Boreum quadrangle
  259. Mare Imbrium
  260. Mare Tyrrhenum quadrangle
  261. Margaritifer Sinus quadrangle
  262. Mars
  263. Mars Science Laboratory
  264. Memnonia quadrangle
  265. Mercury (planet)
  266. Meteor showers
  267. Meteorite minerals
  268. Meteorite types
  269. Meteoroids
  270. Microquasars
  271. Milky Way
  272. Mining in space
  273. Minor planets
  274. Mira variables
  275. Miranda (moon)
  276. Missions to Jupiter
  277. Missions to Mars
  278. Missions to Neptune
  279. Missions to Pluto
  280. Missions to Saturn
  281. Missions to Uranus
  282. Missions to Venus
  283. Missions to asteroids
  284. Missions to comets
  285. Missions to main-belt asteroids
  286. Missions to near-Earth asteroids
  287. Missions to the Moon
  288. Missions to the Sun
  289. Modern star atlases
  290. Moon
  291. Moons
  292. Mountains on Io (moon)
  293. Moving groups
  294. Multi-star planetary systems
  295. Multiple star systems
  296. NASA
  297. NASA probes
  298. NASA programs
  299. NASA space launch vehicles
  300. NGC 3109 subgroup
  301. Near-Earth asteroids
  302. Near-Earth object tracking
  303. Nebulae
  304. Neutrino astronomy
  305. Neutrino observatories
  306. Noachis quadrangle
  307. Non-periodic comets
  308. Norma Cluster
  309. Nova remnants
  310. OVV quasars
  311. Objects with variable star designations
  312. Observational astronomy
  313. Observational cosmology
  314. Observatories
  315. Octans
  316. Optical pulsars
  317. Orbit of the Moon
  318. Orbital perturbations
  319. Orbiters (space probe)
  320. Orbits
  321. Orion Molecular Cloud Complex
  322. Orion variables
  323. Orion–Cygnus Arm
  324. Outer planets
  325. Oxia Palus quadrangle
  326. Pauli exclusion principle
  327. Pavo-Indus Supercluster
  328. Peculiar variables
  329. Pegasus
  330. Periodic comets
  331. Perseus Arm
  332. Perseus-Pisces Supercluster
  333. Phaethontis quadrangle
  334. Pharmaceutical industry
  335. Phases of the Moon
  336. Phobos (moon)
  337. Phoenicis Lacus quadrangle
  338. Photographic techniques
  339. Physical cosmology
  340. Physical universe
  341. Planetary geology
  342. Planetary nebulae
  343. Planetary rings
  344. Planetary rovers
  345. Planetary satellite systems
  346. Planetary science
  347. Planetary systems
  348. Planetary transit variables
  349. Planets
  350. Planets of the Solar System
  351. Pleiades Open Cluster
  352. Pluto
  353. Polaris
  354. Pre-stellar cores
  355. Pre-stellar nebulae
  356. Private spaceflight
  357. Proposed NASA space probes
  358. Proposed astrobiology space missions
  359. Proposed satellites
  360. Proposed space probes
  361. Proposed spacecraft
  362. Protoplanetary nebulae
  363. Protostars
  364. Public observatories
  365. Pulsar planets
  366. Pulsars
  367. Pulsating variables
  368. Pulsating white dwarfs
  369. Quasars
  370. R Coronae Borealis variables
  371. RR Lyrae variables
  372. RS Canum Venaticorum variables
  373. Radio astronomy
  374. Radio observatories
  375. Recurrent novae
  376. Red dwarfs
  377. Reflection nebulae
  378. Ridges on Mars
  379. Rocks on Mars
  380. Rotating ellipsoidal variables
  381. Rotating radio transients
  382. SX Arietis variables
  383. Sample return missions
  384. Satellite broadcasting
  385. Saturn
  386. Scutum–Centaurus Arm
  387. Search for extraterrestrial intelligence
  388. Shapley Supercluster
  389. Sinus Sabaeus quadrangle
  390. Sky regions
  391. Slow irregular variables
  392. Small Magellanic Cloud
  393. Solar System
  394. Solar System Exploration program
  395. Solar System dynamic theories
  396. Solar System-related lists
  397. Solar observatories
  398. Solar phenomena
  399. Soviet Mars missions
  400. Soviet Venus missions
  401. Soviet lunar program
  402. Space access
  403. Space astrometry missions
  404. Space observatories
  405. Space physics
  406. Space plasmas
  407. Space probes
  408. Space radars
  409. Space science
  410. Space science experiments
  411. Space tourism
  412. Space weather
  413. SpaceX payloads contracted by NASA
  414. Spectroscopic binaries
  415. Spherical astronomy
  416. Spitzer Space Telescope
  417. Standard candles
  418. Star formation
  419. Star images
  420. Star symbols
  421. Star systems
  422. Star types
  423. Star-forming regions
  424. Stars
  425. Stars in the Large Magellanic Cloud
  426. Stars in the Small Magellanic Cloud
  427. Stars in the Triangulum Galaxy
  428. Stars with proper names
  429. Stellar associations
  430. Stellar astronomy
  431. Stellar black holes
  432. Stellar dynamics
  433. Stellar evolution
  434. Stellar groupings
  435. Stellar phenomena
  436. Stellar physics
  437. Stellar streams
  438. Sun
  439. Supermassive black holes
  440. Supernova remnants
  441. Supernovae
  442. Surface features of Mars
  443. Surface features of Neptune's moons
  444. Surface features of Titan (moon)
  445. Surface features of Venus
  446. Suspected variables
  447. Symbiotic novae
  448. Syrtis Major quadrangle
  449. TW Hydrae association
  450. Tang dynasty poetry
  451. Tarantula Nebula
  452. Tau Ceti
  453. Telemetry
  454. Teleology
  455. Telescope types
  456. Telescopes
  457. Terrestrial planets
  458. Tharsis quadrangle
  459. Thaumasia quadrangle
  460. Time in astronomy
  461. Titan (moon)
  462. Transiting exoplanets
  463. Triangulum Galaxy
  464. Triangulum Subgroup
  465. Triple star systems
  466. Triton (moon)
  467. Trojans (astronomy)
  468. Types of planet
  469. UV Telescopes
  470. Universe
  471. Upper Centaurus Lupus
  472. Upper Scorpius
  473. Uppsala University
  474. Uranus
  475. Ursa Major Moving Group
  476. Valleys and canyons on Mars
  477. Variational formalism of general relativity
  478. Venus
  479. Virgo Cluster
  480. Virgo Supercluster
  481. Voids (astronomy)
  482. Volcanology of Mars
  483. Voyager program
  484. W Ursae Majoris variables
  485. W Virginis variables
  486. Water on Mars
  487. White dwarfs
  488. Wormhole theory
  489. X-ray astronomy
  490. X-ray binaries
  491. X-ray computed tomography
  492. X-ray equipment manufacturers
  493. X-ray pioneers
  494. X-ray pulsars
  495. Z Andromedae variables
  496. Zeta Herculis Moving Group

Constellations

  1. Andromeda (constellation)
  2. Apus (constellation)
  3. Aquarius (constellation)
  4. Aquila (constellation)
  5. Ara (constellation)
  6. Argo Navis (constellation)
  7. Aries (constellation)
  8. Auriga (constellation)
  9. Camelopardalis (constellation)
  10. Cancer (constellation)
  11. Capricornus (constellation)
  12. Carina (constellation)
  13. Cassiopeia (constellation)
  14. Centaurus (constellation)
  15. Cepheus (constellation)
  16. Cetus (constellation)
  17. Chamaeleon (constellation)
  18. Circinus (constellation)
  19. Columba (constellation)
  20. Coma Berenices (constellation)
  21. Corvus (constellation)
  22. Crater (constellation)
  23. Crux (constellation)
  24. Cygnus (constellation)
  25. Delphinus (constellation)
  26. Dorado (constellation)
  27. Draco (constellation)
  28. Equatorial constellations
  29. Eridanus (constellation)
  30. Former constellations
  31. Fornax (constellation)
  32. Gemini (constellation)
  33. Grus (constellation)
  34. Hercules (constellation)
  35. Horologium (constellation)
  36. Hydra (constellation)
  37. Hydrus (constellation)
  38. IAU constellations
  39. Indus (constellation)
  40. Lacerta (constellation)
  41. Leo (constellation)
  42. Lepus (constellation)
  43. Libra (constellation)
  44. Lists of star names by constellation
  45. Lists of stars by constellation
  46. Lupus (constellation)
  47. Lynx (constellation)
  48. Lyra (constellation)
  49. Mensa (constellation)
  50. Monoceros (constellation)
  51. Musca (constellation)
  52. Norma (constellation)
  53. Northern constellations
  54. Ophiuchus (constellation)
  55. Orion (constellation)
  56. Pavo (constellation)
  57. Pegasus (constellation)
  58. Perseus (constellation)
  59. Phoenix (constellation)
  60. Pictor (constellation)
  61. Pisces (constellation)
  62. Pyxis (constellation)
  63. Reticulum (constellation)
  64. Sagitta (constellation)
  65. Sagittarius (constellation)
  66. Scorpius (constellation)
  67. Sculptor (constellation)
  68. Scutum (constellation)
  69. Serpens (constellation)
  70. Sextans (constellation)
  71. Southern constellations
  72. Taurus (constellation)
  73. Telescopium (constellation)
  74. Triangulum (constellation)
  75. Tucana (constellation)
  76. Ursa Major (constellation)
  77. Ursa Minor (constellation)
  78. Vela (constellation)
  79. Virgo (constellation)
  80. Volans (constellation)

Galaxies

  1. Active galaxies
  2. Astronomical catalogues of galaxies
  3. Barred galaxies
  4. Barred irregular galaxies
  5. Barred lenticular galaxies
  6. Barred spiral galaxies
  7. Dark galaxies
  8. Dwarf barred irregular galaxies
  9. Dwarf elliptical galaxies
  10. Dwarf galaxies
  11. Dwarf irregular galaxies
  12. Dwarf spheroidal galaxies
  13. Elliptical galaxies
  14. Field galaxies
  15. Interacting galaxies
  16. Irregular galaxies
  17. Lists of galaxies
  18. Low surface brightness galaxies
  19. Overlapping galaxies
  20. Peculiar galaxies
  21. Polar-ring galaxies
  22. Radio galaxies
  23. Ring galaxies
  24. Seyfert galaxies
  25. Spiral galaxies
  26. Starburst galaxies
  27. Unbarred lenticular galaxies
  28. Unbarred spiral galaxies

Objects

  1. 2MASS objects
  2. 3C objects
  3. Abell objects
  4. Arp objects
  5. Astronomical objects
  6. Barnard objects
  7. Bayer objects
  8. CFBDS objects
  9. Caldwell objects
  10. Co-orbital objects
  11. Durchmusterung objects
  12. ESO objects
  13. Flamsteed objects
  14. Gliese and GJ objects
  15. Gould objects
  16. HR objects
  17. Henry Draper Catalogue objects
  18. Hipparcos objects
  19. Hypothetical astronomical objects
  20. IRAS catalogue objects
  21. Kuiper belt objects
  22. Lists of Solar System objects
  23. Lists of astronomical objects
  24. Messier objects
  25. NGC objects
  26. Near-Earth objects
  27. Principal Galaxies Catalogue objects
  28. ROSAT objects
  29. Substellar objects
  30. UGCA objects
  31. UGPS objects
  32. ULAS objects
  33. Zwicky objects

Clusters

  1. Astronomical catalogues of galaxy clusters
  2. Galaxy clusters
  3. Galaxy superclusters
  4. Globular clusters
  5. Open clusters
  6. Star clusters
  7. Super star clusters

Stars

  1. A-type bright giants
  2. A-type giants
  3. A-type hypergiants
  4. A-type main-sequence stars
  5. A-type stars
  6. A-type subgiants
  7. A-type supergiants
  8. AM CVn stars
  9. Am stars
  10. Astronomical catalogues of stars
  11. Asymptotic-giant-branch stars
  12. B(e) stars
  13. B-type bright giants
  14. B-type giants
  15. B-type hypergiants
  16. B-type main-sequence stars
  17. B-type stars
  18. B-type subgiants
  19. B-type supergiants
  20. Barium stars
  21. Be stars
  22. Binary stars
  23. Bright giants
  24. C-type stars
  25. Cataclysmic variable stars
  26. Common envelope binary stars
  27. Compact stars
  28. Double stars
  29. Emission-line stars
  30. Extragalactic stars
  31. F-type bright giants
  32. F-type giants
  33. F-type hypergiants
  34. F-type main-sequence stars
  35. F-type stars
  36. F-type subgiants
  37. F-type supergiants
  38. FU Orionis stars
  39. Flare stars
  40. G-type bright giants
  41. G-type giants
  42. G-type hypergiants
  43. G-type main-sequence stars
  44. G-type stars
  45. G-type subgiants
  46. G-type supergiants
  47. Gamma Cassiopeiae variable stars
  48. Gas giants
  49. Giant stars
  50. High-proper-motion stars
  51. Horizontal-branch stars
  52. Hypergiants
  53. Hypervelocity stars
  54. K-type bright giants
  55. K-type giants
  56. K-type hypergiants
  57. K-type main-sequence stars
  58. K-type stars
  59. K-type subgiants
  60. K-type supergiants
  61. L-type stars
  62. L-type supergiants
  63. Lists of stars
  64. Lists of stars by constellation
  65. M-type bright giants
  66. M-type giants
  67. M-type hypergiants
  68. M-type main-sequence stars
  69. M-type stars
  70. M-type supergiants
  71. Main-sequence stars
  72. Mercury-manganese stars
  73. Multiple stars
  74. Neutron stars
  75. Northern pole stars
  76. O-type bright giants
  77. O-type giants
  78. O-type main-sequence stars
  79. O-type stars
  80. O-type subgiants
  81. O-type supergiants
  82. Peculiar stars
  83. Polars (cataclysmic variable stars)
  84. Population II stars
  85. Quark stars
  86. Radio-quiet neutron stars
  87. Rapidly oscillating Ap stars
  88. Red giants
  89. Runaway stars
  90. S-type stars
  91. Semiregular variable stars
  92. Shell stars
  93. Slowly pulsating B stars
  94. Solar-type stars
  95. Southern pole stars
  96. Supergiants
  97. T Tauri stars
  98. T-type stars
  99. Triple stars
  100. Variable stars
  101. Very rapidly pulsating hot stars
  102. Y-type stars

Craters

  1. Gale (crater)
  2. Impact craters
  3. Impact craters on Mars
  4. Impact craters on the Moon

Telescopes

  1. Cosmic-ray telescopes
  2. Double telescopes
  3. Gamma-ray telescopes
  4. Gravitational-wave telescopes
  5. High energy particle telescopes
  6. Infrared telescopes
  7. Interferometric telescopes
  8. Optical telescopes
  9. Proposed telescopes
  10. Radio telescopes
  11. Robotic telescopes
  12. Solar telescopes
  13. Space telescopes
  14. Submillimetre telescopes
  15. Ultraviolet telescopes
  16. X-ray telescopes