Related by context. Frequent words. (Click for all words.) 62 Eta Carinae 62 distant galaxy 61 Andromeda Galaxy 61 Cassiopeia 60 Betelgeuse 60 supernova remnant 60 Large Magellanic Cloud 58 nebula 58 Orion Nebula 57 galaxy cluster 57 HD #b [002] 57 Sedna 57 Andromeda galaxy 57 spiral galaxy 57 unaided eye 57 X ray emission 56 Milky Way Galaxy 55 planets orbiting 55 magnetar 55 planet orbiting 55 globular cluster 54 brown dwarf 54 constellation 54 Alpha Centauri 54 brown dwarfs 54 galaxy 53 pulsar 53 dwarf galaxy 53 ecliptic 53 supernova 53 quasar 53 GRBs 52 astronomical objects 52 supernova explosion 52 exoplanets 52 nebulae 52 Pleiades 52 redshift 52 Milky Way galaxy 51 Uranus 51 planets 51 quasars 51 gamma ray burst 51 Scorpius 50 supermassive black hole 50 extrasolar planets 50 coronal mass ejection 50 extrasolar planet 50 XMM Newton 50 Gliese 50 Arcturus 50 perigee 50 Milky Way 49 sunspot 49 neutron star 49 orbits 49 distant galaxies 49 fainter 49 supernovas 49 Andromeda 49 aurora 49 Deneb 49 ejecta 49 Spitzer Space Telescope 49 gravitationally 49 suns 49 elliptical galaxies 48 super Earths 48 auroral 48 galaxies 48 exoplanet 48 gravitational wave 48 COROT 48 circular orbit 48 spiral galaxies 48 starbursts 48 terrestrial planets 48 Aldebaran 47 Orbiting 47 constellations 47 globular clusters 47 infrared wavelengths 47 interferometer 47 Leonids 47 orbiting 47 rocky planets 47 Procyon 47 pulsars 47 interferometry 46 ellipse 46 Ophiuchus 46 supernovae 46 gamma ray bursts 46 Spica 46 meteoroids 46 torus 46 dwarf galaxies 46 heliosphere 46 hot Jupiters 46 occultation 46 comet