Related by context. Frequent words. (Click for all words.) 76 HD #b [002] 68 Eta Carinae 67 planets orbiting 67 planet orbiting 66 supernova remnant 65 extrasolar planet 65 rocky planets 64 distant galaxy 64 brown dwarf 64 Milky Way galaxy 63 Milky Way Galaxy 63 brown dwarfs 63 quasar 63 exoplanet 63 galaxy cluster 62 magnetar 62 dwarf galaxy 62 hot Jupiters 62 Orion Nebula 61 neutron star 61 exoplanets 61 X ray emission 60 distant galaxies 60 supermassive black hole 60 supernova explosion 60 galaxies 60 super Earths 60 quasars 60 GRBs 59 gamma ray burst 59 galaxy clusters 59 planets 59 spiral galaxies 59 terrestrial planets 59 Large Magellanic Cloud 58 extrasolar planets 58 spiral galaxy 58 Milky Way 58 galaxy 58 elliptical galaxies 58 Spitzer Space Telescope 58 supernova explosions 58 globular clusters 58 pulsar 58 supernova 58 orbiting 58 nebulae 57 Andromeda Galaxy 57 Saturn moons 57 comet nucleus 57 nebula 57 supermassive black holes 56 infrared wavelengths 56 Gliese 56 Betelgeuse 56 moon Titan 56 neutron stars 56 orbits 56 supernovas 55 moon Europa 55 cosmic microwave background 55 Enceladus 55 comet 55 accreting 55 dwarf galaxies 55 pulsars 55 supernovae 54 gravitationally 54 ringed planet 54 unaided eye 54 Sedna 54 interstellar medium 54 astronomers 54 ejecta 54 infrared telescope 54 gamma rays 53 quark gluon plasma 53 X ray Observatory 53 gamma ray bursts 53 interstellar dust 53 Saturn moon 53 celestial objects 53 Saturn rings 53 Astronomers 52 water vapor 52 outer planets 52 habitable zone 52 comets 52 silicates 52 optical telescopes 52 magnetosphere 52 XMM Newton 52 neutrino 51 redshift 51 hydrothermal vents 51 planet 51 astrophysical 51 asteroid 51 asteroids 51 muons 51 WM Keck Observatory