Related by context. Frequent words. (Click for all words.) 50 Eagle Nebula 49 nicknamed Xena 49 galaxy NGC 49 star Gliese 48 moon Enceladus 48 icy moons 47 innermost planet 47 Kepler #b 47 asteroid Ceres 47 planet Uranus 47 Andromeda galaxy 47 moons 47 Lunar Prospector 47 Mauna Kea Hawaii 46 Earthlike 46 Orion Nebula 46 Posted -# sec 46 X ray telescopes 46 Cancri 46 globular star 46 Andromeda Galaxy 46 Large Magellanic Cloud 46 utilize proprietary electrochromic 46 heavily cratered 46 Saturn rings 46 planet orbits 46 Jupiter Saturn Uranus 46 New Horizons spacecraft 45 Milky Way galaxy 45 moonlets 45 Fomalhaut 45 Olympus Mons 45 constellation Virgo 45 red supergiant 45 Galaxy Evolution 45 exosphere 45 Milky Way Galaxy 45 moon Charon 44 extrasolar 44 Crab Nebula 44 unaided eye 44 4 chars 44 www.thestar.com online 44 spacecraft orbiting 44 Carina Nebula 44 Voyager spacecraft 44 planets orbiting 44 constellation Libra 44 highly elliptical orbit 44 Exoplanet 44 RQ# 44 interplanetary spacecraft 44 habitable zones 44 supernova remnant 44 constellation Sagittarius 43 infrared wavelength 43 galaxy cluster 43 protostar 43 distant galaxy 43 HAT P 43 spiral galaxy 43 visible wavelengths 43 Viking landers 43 lunar craters 43 solar corona 43 HD #b [002] 43 NASA Cassini spacecraft 43 protoplanetary disks 43 infrared wavelengths 43 protostars 43 Rover Opportunity 43 Today TCG constituency 43 perihelion 43 Spitzer Space Telescope 43 Mars Pathfinder 43 Saturn 43 extrasolar planets 43 Toutatis 42 asteroid Vesta 42 XMM Newton 42 Kuiper belt 42 comet Shoemaker Levy 42 Statement Smile 42 solar nebula 42 submillimeter 42 Cassini Huygens 42 nebulae 42 torus 42 magnetars 42 gaseous planets 42 Earthlike planets 42 Gliese 42 planets circling 42 Cassini 42 celestial equator 42 Messenger spacecraft 42 megapixel CMOS image 42 extrasolar planet 42 Galileo spacecraft 42 photosphere 42 #.#mm x #.#mm [001]