Related by context. Frequent words. (Click for all words.) 48 mistranslated 48 photosphere 47 Valles Marineris 46 interplanetary spacecraft 46 untranslatable 45 NASA Mars Odyssey 45 lava tubes 45 Voyager spacecraft 44 Meridiani 44 mistranslation 44 spacecraft orbiting 44 martian 44 Mars Odyssey orbiter 44 obliquity 43 Venusian 43 Earthlike 43 terrestrial 43 Nibiru 43 exosphere 43 Jupiter moons 43 comet tail 43 COROT 43 Viking landers 42 outerspace 42 polar caps 42 MARSIS 42 rover Spirit 42 geostationary satellite 42 hieroglyphs 42 icy moons 42 moon Enceladus 42 Martian 41 alien civilizations 41 Flyby 41 canals 41 Martian equator 41 Galileo spacecraft 41 ESA Mars 41 latitudinal 41 TerraSAR X 41 Martian dust 41 ionospheric 41 Saturn rings 41 planetoid 41 HD #b [002] 41 orbiting Hubble Space Telescope 41 technobabble 41 Lunar Prospector 41 orbiting Mars 40 Saturn moon 40 Cassini radar 40 intelligent beings 40 NASA Cassini 40 Phobos 40 Saturn moon Enceladus 40 subsurface 40 meteoroid 40 planet Uranus 40 Huygens 40 oxbows 40 optional English subtitles 40 XMM Newton 40 heavily cratered 40 Cassini 40 substorm 40 polar vortex 40 extrasolar planet 40 lunar crater 39 Meridiani Planum 39 interstellar dust 39 WASP #b 39 Gliese #g 39 dry riverbeds 39 LOFAR 39 Oort Cloud 39 Cassini Huygens 39 Beamed 39 six wheeled rover 39 Plait 39 lunar soil 39 cenotes 39 NASA Spacecraft 39 Halley comet 39 ultraviolet wavelengths 39 decipherable 39 palindromes 39 noctilucent clouds 39 Opportunity rover 38 morse code 38 Phoenix Mars lander 38 dust devils 38 VLBI 38 Itokawa 38 Saturn moons 38 Kuiper belt 38 visible wavelengths 38 Global Surveyor 38 Mars orbiter 38 perihelion 38 twin rover Spirit 38 meteoroids