A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z                    HOME ABOUT CATEGORIES SITE MAP COPYRIGHT ADVERTISE CONTACT entire Web this site GALAXIES NGC 1672 Interacting galaxies AM 0644-741    • Abell cluster    • active galactic nucleus    • active galaxy    • Ambartsumian's Knot    • Andromeda Galaxy (M31, NGC 224)    • anemic spiral galaxy    • ansa    • Antennae (NGC 4038 and NGC 4039)    • Antlia Dwarf Galaxy    • Aquarius Dwarf    • Atoms for Peace Galaxy (NGC 7252)    • Barnard’s Galaxy (NGC 6822)    • barred spiral    • Bautz-Morgan classification    • BL Lacertae object    • Black Eye Galaxy (M64, NGC 4826)    • blazar    • blue compact dwarf galaxy    • Box, The (Hickson 61)    • Butcher-Oemler effect    • Canes Venatici Cloud    • Canes Venatici I Group    • Canes Venatici II Group    • Canis Major Dwarf    • Carina Dwarf    • Cartwheel Galaxy (ESO350-40)    • Cassiopeia Dwarf (Cas dSph)    • Centaurus A (NGC 5128)    • Centaurus Cluster    • Circinus Galaxy    • Cloverleaf Quasar (H1413+117)    • cluster of galaxies    • Coddington’s Nebula (IC 2574)    • Coma Cluster    • compact galaxy    • Copeland's Septet (Hickson 57)    • Cygnus A (3C 405)    • D galaxy    • dark galaxy    • dark halo    • db galaxy    • density wave    • differential rotation    • discordant redshift    • disk galaxy    • Doppler boosting    • Double Quasar (Q0957+561A/B)    • Draco Dwarf    • DRAGN (double radio source associated with a galactic nucleus)    • dust lane    • dwarf elliptical galaxy    • dwarf irregular galaxy    • dwarf spheroidal galaxy    • dwarf galaxy    • Dwingeloo 1    • early-type galaxy    • effective radius    • Einstein Cross (G2237+030)    • Einstein ring    • elliptical galaxy    • entrainment    • Ep galaxy    • EROS (Experience pour la Recherche d'Objet Sombres)    • extragalactic background light    • Eyes, The (NGC 4435 and 4438)    • Faber-Jackson relation    • Fanaroff-Riley classification    • field galaxy    • Fornax A (NGC 1316)    • Fornax Cluster    • Fornax Dwarf    • galactic anticenter    • galactic bulge    • galactic center    • galactic coordinates    • galactic disk    • galactic equator    • galactic halo    • galactic magnetic field    • galactic noise    • galactic nucleus    • galactic plane    • galactic rotation    • galactocentric distance    • galaxy    • Galaxy, the    • galaxy cannibalism    • galaxy classification    • galaxy formation    • galaxy interaction    • galaxy merger    • Global Microlensing Alert Network (GMAN)    • Great Annihilator    • Great Attractor    • Great Wall    • Grus Quartet (NGC 7552, NGC 7582, NGC 7590, and NGC 7599)    • Haro galaxy    • head-tail galaxy    • Helix Galaxy (NGC 2685)    • Hercules Cluster (Abell 2151)    • Hoag’s Object (PGC 54559)    • Hockey Stick (NGC 4656)    • Holmberg II Dwarf Irregular Galaxy    • Holmberg radius    • hot spot    • hypergalaxy    • IC 10    • infrared galaxy    • Integral Sign Galaxy (UGC 3697)    • intergalactic medium    • intracluster medium    • irregular galaxy    • jet    • Keenan’s System (NGC 5216 and NGC 5218)    • Laing-Garrington effect    • Large Magellanic Cloud    • late-type galaxy    • lenticular galaxy    • Leo I    • Leo II    • Leo III    • Lindsay-Shapley Ring (AM0644-741)    • LINER (low-ionization nuclear emission-line region)    • lobe    • Local Group    • Local Supercluster    • low surface brightness galaxy    • M32 (NGC 221)    • M74 (NGC 628)    • M81 (NGC 3031)    • M82 (NGC 3034)    • M87 (NGC 4486)    • M94 (NGC 4736)    • M101 (NGC 5457)    • M110 (NGC 205)    • MACHO (Massive Astronomical Compact Halo Object)    • Maffei 1 Group    • Magellanic Clouds    • Malin-1    • Malmquist effect    • Markarian Chain    • mass-luminosity ratio    • megamaser    • Mice, The (NGC 4676 A and B)    • Milky Way    • Minkowski’s Object (Arp 133)    • Mirach's Ghost (NGC 404)    • N galaxy    • NGC 253    • NGC 4622    • NGC 5128 Group    • NGC 891    • optically violent variable    • Orion Arm    • peculiar galaxy    • Pegasus Dwarf Spheroidal (Peg dSph, DDO 216)    • Perseus Arm    • Perseus Cluster (Abell 426)    • Perseus-Pisces Supercluster    • Phoenix Dwarf    • Pinwheel Galaxy    • Pisces Cloud (NGC 379, 380, 382-5)    • Pisces Dwarf (LGS-3)    • polar ring galaxy    • Polarissima Borealis (NGC 3172)    • quasar    • radio galaxy    • relativistic beaming    • rich cluster of galaxies    • ring galaxy    • Robert's Quartet    • rotation curve    • Sagittarius Arm    • Sagittarius Dwarf Elliptical Galaxy (SagDEG, Sag dSph)    • Sagittarius Dwarf Irregular Galaxy (SagDIG, Sag dIrr)    • satellite galaxy    • Sculptor Dwarf    • Sculptor Group    • Sextans Dwarf    • Seyfert galaxy    • Seyfert’s Sextet (Hickson 79)    • Shapley Concentration    • shell galaxy    • Small Magellanic Cloud    • Sombrero Galaxy (M104, NGC 4594)    • Spindle Galaxy (NGC 3115 and NGC 5866)    • spiral arm    • spiral galaxy    • starburst galaxy    • Stephan’s Quintet    • Sunflower Galaxy (M63, NGC 5055)    • supercluster    • supergalactic plane    • superluminal radio source    • Tadpole Galaxy    • tidal dwarf galaxy    • tidal tail    • Triangulum Galaxy (M33, NGC 598)    • Tully-Fisher relation    • ultra-luminous infrared galaxy (ULIRG)    • Ursa Major Groups    • Ursa Minor Dwarf    • Virgo Cluster    • Whirlpool Galaxy (M51, NGC 5194)    • Willman 1    • Wolf-Lundmark-Melotte Galaxy (WLM Galaxy)    • X-ray cluster Related categories    • COSMOLOGY    • NEBULAE AND STAR CLUSTERS Also on this site: Encyclopedia of Alternative Energy & Sustainable Living Encyclopedia of History Transport Concepts & Designs (partner site) BACK TO TOP