Related by context. All words. (Click for frequent words.) 68 Stardust spacecraft 66 Deep Impact 66 NASA Stardust spacecraft 65 comet Tempel 1 63 flyby spacecraft 63 NASA Deep Impact 62 EPOXI mission 61 Tempel 1 60 asteroid Itokawa 60 Deep Impact probe 60 Lunar Reconnaissance Orbiter LRO 60 impactor 59 New Horizons spacecraft 59 comet 58 Galileo spacecraft 58 WISE spacecraft 58 Comet Hartley 58 Deep Impact mission 58 comet Hartley 2 57 Mars Reconnaissance Orbiter MRO 57 Messenger spacecraft 57 NASA MESSENGER spacecraft 57 copper impactor 57 Hayabusa spacecraft 57 Orbiter LRO 57 MESSENGER spacecraft 56 Comet Boethin 56 Epoxi 56 Comet Tempel 1 56 Comet Hartley 2 56 Deep Impact comet 56 Rosetta spacecraft 56 Nasa spacecraft 55 NASA LCROSS 55 Stardust capsule 55 impactor spacecraft 55 NASA EPOXI mission 55 comet nucleus 55 spacecraft 55 Comet #P/Churyumov-Gerasimenko 55 EPOXI 54 Cassini Huygens spacecraft 54 Explorer WISE 54 Sensing Satellite LCROSS 54 HiRISE camera 54 asteroid Steins 54 shepherding spacecraft 54 spacecraft Cassini 54 OSIRIS REx 54 cometary 54 comet dust 54 WISE telescope 53 Kepler spacecraft 53 unmanned spacecraft 53 Lunar CRater Observation 53 orbiting observatory 53 Deep Impact flyby spacecraft 53 Hubble Space Telescope 53 Ranging spacecraft 53 asteroid Vesta 53 Churyumov Gerasimenko 53 Cassini Huygens 53 comet Wild 53 comet flyby 53 Orbiter MRO 53 LCROSS mission 52 MESSENGER 52 LCROSS 52 Opportunity rover 52 LCROSS spacecraft 52 Lunar Crater Observation 52 Kepler observatory 52 twin Voyager spacecraft 52 sized impactor 52 Earth asteroid Itokawa 52 interstellar particles 52 Comet 9P/Tempel 1 52 cometary dust 51 Lunar Orbiter 51 interstellar dust samples 51 O OREOS 51 comet particles 51 Centaur rocket 51 Solar Dynamics 51 Hubble telescope 51 Minotaur rocket 51 Proba 2 51 Hayabusa 51 Itokawa asteroid 51 orbiting spacecraft 51 Cassini 51 Japan Hayabusa spacecraft 51 remote sensing satellite Resourcesat 51 infrared telescope 51 weather satellite TIROS 51 NASA Cassini spacecraft 51 orbiting Hubble Space Telescope 51 Hubble Space Telescope HST 51 spacecraft orbiting 51 Solar Dynamics Observatory 51 NASA Kepler telescope 51 flyby 51 Saturn Cassini 51 NASA STEREO 51 closest flyby 51 CALIPSO 51 Sensing Satellite 51 Cassini spacecraft 51 DIXI 51 MUSES C 51 Comet Halley 51 NASA Lunar Reconnaissance 51 rover Spirit 51 STEREO spacecraft 50 CARTOSAT 50 Stardust NExT 50 THEMIS satellites 50 orbiting observatories 50 lunar surface 50 Curiosity rover 50 Chang'eI 50 LORRI 50 lunar orbiter 50 Observatory SDO 50 comet Churyumov Gerasimenko 50 Viking Lander 50 NFIRE satellite 50 Aqua satellite 50 NASA rovers 50 ESA Huygens probe 50 Mars Pathfinder lander 50 ESA Rosetta 50 SIM PlanetQuest 50 Convection Rotation 50 MetOp satellite 50 Mars Odyssey spacecraft 50 Voyager spacecraft 50 Infrared Pathfinder Satellite 50 Deep Impact eXtended Investigation 50 Hubble 50 Mars moon Phobos 50 CloudSat 50 DISR 50 gamma ray observatory 50 rover Opportunity 50 comet chaser 50 WISE mapped 50 NASA Opportunity rover 50 asteroid 50 Philae lander 50 orbiter 50 probe Huygens 50 field Infrared Survey 50 Reconnaissance Orbiter 50 RQ# 50 Deep Impact Extended 50 orbiting telescope 50 PSLV C6 50 BepiColombo 50 Hayabusa capsule 49 Rosetta comet chaser 49 Solar TErrestrial RElations Observatory 49 impactor probe 49 NASA Kepler 49 Mercury flyby 49 NASA Lunar Prospector 49 NASA Lunar Crater 49 Cassini Equinox 49 Hayabusa probe 49 Stardust NExT mission 49 Lunar Reconnaissance Orbiter 49 ESA ASI 49 asteroid Eros 49 Flyby spacecraft 49 robotic explorer 49 Lunar Crater 49 NASA MESSENGER 49 Planck spacecraft 49 Mars Reconnaissance Orbiter 49 KAGUYA 49 Impactor 49 comet #P/Churyumov-Gerasimenko 49 Itokawa 49 Oceansat 2 49 SpaceLoft XL 49 Mars Opportunity rover 49 NASA twin rovers 49 P Churyumov Gerasimenko 49 NanoSail D 49 NASA Voyager spacecraft 49 Solar Terrestrial Relations 49 NuSTAR 49 lunar crater 49 Horizons spacecraft 49 Ocean Salinity SMOS 49 comet chaser Rosetta 49 nanosatellite 49 PharmaSat 49 Jupiter Icy Moons 49 SpaceX Falcon 49 Planck satellite 48 OSIRIS 48 Investigation DIXI 48 Planck observatory 48 rover Spirit landed 48 Global Surveyor 48 EPOXI spacecraft 48 NASA THEMIS 48 twin STEREO spacecraft 48 Astro E2 48 STSS Demo 48 exhaust plume 48 IBEX spacecraft 48 WISE infrared 48 NEOWISE 48 Hubble Space telescope 48 Insat 3A 48 unmanned rover 48 Huygens probe 48 GOES O 48 Kepler Telescope 48 Hubble Telescope 48 irregularly shaped asteroid 48 Compton Gamma Ray 48 Nasa Mars Reconnaissance 48 asteroid Lutetia 48 spaceward 48 Huygens 48 Saturn outermost moon 48 NASA Mars Reconnaissance 48 Shuttle Endeavor 48 Martian orbit 48 HD #b [001] 48 Endeavour docked 48 comet Lulin 48 GA6 48 Herschel Space Telescope 48 Heliospheric Observatory SOHO 48 OCO satellite 48 Impact Probe MIP 48 Orbiter 48 NASA Great Observatories 48 NROL 48 Stardust 48 orbiting Mars 48 ROCSAT 2 48 #P/Churyumov-Gerasimenko 48 lunar orbiter Chandrayaan 48 Mars rovers Spirit 48 WMAP satellite 48 shuttle Endeavor 48 Cassini orbiter 48 orbiting Hubble telescope 48 Rosetta orbiter 48 APXS 48 NEAR Shoemaker 48 SIRTF 48 STPSat 48 robot rovers 48 onrushing comet 48 robotic spacecraft 48 Descent Imager Spectral Radiometer 48 Kepler Space Telescope 48 Meridiani plains 48 Nasa 48 ESA Huygens 48 Near Infrared Camera 47 Cloud Aerosol Lidar 47 Great Observatories 47 SCISAT 47 lunar explorer 47 PASADENA Calif. NASA 47 Jules Verne ATV 47 Taurus Littrow Valley 47 Yinghuo 1 47 Orbiting Carbon Observatory 47 Vostok 3KA 47 NASA Interstellar Boundary 47 Mars Lander 47 Pluto Charon 47 Regional Spaceport 47 H IIB 47 Interior Laboratory GRAIL 47 orbit 47 Deep Impact craft 47 HEO payload 47 ray Space Telescope 47 Space Shuttle STS 47 Space Shuttle Discovery 47 PSLV C 47 copper fortified impactor 47 particle beam 47 LRO 47 Martian rover 47 Titan flyby 47 entered lunar orbit 47 lunar probe Chang'e 47 imaging spectrometer 47 Shoemaker Levy 47 Orbiting Carbon Observatory OCO 47 Spitzer infrared telescope 47 X ray telescopes 47 Ulysses spacecraft 47 sister rover Spirit 47 Atlas 2AS 47 INSAT 4CR 47 planetary Transits 47 spacecrafts 47 telescope 47 NASA rovers Spirit 47 Lunar Reconnaissance Orbiter Camera 47 NOAA GOES 47 SpaceX Falcon 9 47 LROC 47 geo synchronous transfer 47 Jupiter flyby 47 Martian surface 47 Space Shuttle Atlantis 47 robotic rover 47 Jet Propulsion Laboratory JPL 47 Minotaur IV rocket 47 SBSS satellite 47 Resourcesat 2 47 comet McNaught 47 Advanced Spaceborne Thermal Emission 47 THEMIS spacecraft 47 SOHO spacecraft 47 ESA Planck 47 Space ENvironment GEochemistry 47 Martian rovers 47 shuttle Discovery STS 46 LADEE 46 Keck Interferometer 46 Foton spacecraft 46 laser altimeter 46 microscopic imager 46 Mars orbiter 46 Atlas IIAS 46 LRO spacecraft 46 NFIRE 46 NASAs 46 SBSS Block 46 Hubble Space 46 CHIPSat 46 HiRISE camera aboard 46 orbital rendezvous 46 EPOCh 46 Virgin Galactic SpaceShipTwo 46 Express orbiter 46 radar altimeter 46 Mars Pathfinder 46 Space Telescope GLAST 46 Foton M3 46 Sojourner Rover 46 OSIRIS Rex 46 NASA 46 Hubbles 46 NASA Orbiting Carbon 46 PSLV C# rocket 46 Butterfly Nebula 46 LCROSS Lunar Crater Observation 46 NASA Stardust NExT 46 Voyager probes 46 SSMEs 46 Kaguya spacecraft 46 Multi Object Spectrometer 46 rovers Spirit 46 Ultraviolet Imaging Spectrograph 46 Kazakhstan Baikonur Cosmodrome 46 GLAST spacecraft 46 probe Chang'e 46 Dragon capsule 46 Observatory STEREO 46 X ray observatory 46 deorbited 46 robotic rovers 46 GPS 2R 46 GRB #B 46 Perseid shower 46 Mars orbiting spacecraft 46 Endeavour STS 46 lunar orbiter Chang'e 46 Globalstar satellites 46 Europa Orbiter 46 Fomalhaut b 46 JAXA 46 ESA Integral 46 polar orbit 46 ICO G1 satellite 46 Viking landers 46 Cryosat 46 Red Planet 46 Apollo missions 46 Taurus XL rocket 46 Nasa Mars Odyssey 46 Phoenix Mars Lander 46 NASA Kepler spacecraft 46 Solar Orbiter 46 Antenna LISA 46 International Space Station 46 preset orbit 46 Arecibo telescope 46 Hinode spacecraft 46 meter Keck telescope 46 Perseids Meteor Shower 46 comet Shoemaker Levy 46 SpaceLoft XL rocket 46 Cartosat 46 astronomical telescope 46 Planck telescope 46 Steins asteroid 46 Fermi telescope 46 parafoil 46 DigitalGlobe WorldView 46 reconnaissance orbiter 46 DubaiSat 1 46 twin rover Opportunity 46 onboard Chandrayaan 46 refurbished Hubble Space 46 shuttle Endeavour STS 46 Planetary Fourier Spectrometer PFS 46 Relations Observatory STEREO 46 Resourcesat 46 Herschel telescope 46 Nasa Deep Impact 45 Pancam 45 robotic geologists 45 Interstellar Boundary Explorer 45 lunar probe 45 NASA rover Spirit 45 Kosmos 3M rocket 45 ESO telescopes 45 Space Shuttle Endeavor 45 Dynamics Observatory 45 Sojourner rover 45 Keck telescopes 45 comet Boethin 45 Spitzer Space Telescope 45 Jupiter Icy Moons Orbiter 45 Gusev crater 45 RXTE 45 lunar landers 45 NASA twin STEREO 45 Grammier 45 highly elliptical orbit 45 Orbiter spacecraft 45 NASA Hubble Space 45 retroreflector 45 ESA ERS 45 Foton M2 45 STEREO mission 45 laboratory Skylab 45 ion propulsion 45 ST5 45 reentry capsule 45 icy comets 45 director Chuck Dovale 45 TacSat 45 Taurids 45 Dnepr rocket 45 Resolution Instrument 45 STP S# 45 GLAST telescope 45 Mission TRMM satellite 45 Herschel Space 45 AKARI 45 Shepherding Spacecraft 45 Cosmonaut Yuri Gagarin 45 Kepler Mission 45 martian soil 45 Cygnus spacecraft 45 THEMIS Images 45 martian surface 45 Kaguya 45 tiny meteoroids 45 Atlas V 45 YU# 45 Gravity Probe B 45 GOCE satellite 45 NASA Gamma ray 45 drogue parachute 45 NASA Spirit rover 45 Nasa Kepler 45 Comet Lulin 45 MetOp 45 Wallops Island Va. 45 Galaxy Evolution 45 landing superheated gases 45 Eta Aquarids 45 spectrographs 45 JIMO 45 Cassini flyby 45 Environment Explorer LADEE 45 Happiest Homecoming 45 Cosmic Origins Spectrograph 45 Space Telescope 45 Mars Orbiter Camera 45 GSLV D3 45 Ring Nebula 45 lunar orbit 45 Discovery astronauts 45 piggybacked Huygens probe 45 orbiter lander 45 GOES satellites 45 X #A Waverider 45 orbital insertion 45 shuttlecock shaped capsule 45 NASA ESA Hubble 45 ESA Mars 45 NASA rover Opportunity 45 Chandrayaan 45 KODAK CCD Image Sensors 45 interstellar dust particles 45 twin rovers 45 Chandrayaan II 45 navigate autonomously 45 orbiting 45 Martian lander 45 HiRISE image 45 transiting exoplanet 45 Martian atmosphere 45 Aerojet propulsion 45 Shenzhou VI capsule 45 Cassini Huygens Mission 45 SuitSat 45 airborne particles affect 45 orbiters 45 Context Camera 45 interstellar dust grains 45 NASA ICESat 45 Minotaur IV 45 asteroids Ceres 45 Samuel Oschin Telescope 45 Landsat satellite 45 aboard ESA Envisat 45 GLAST 45 countdown dress rehearsal 45 ringed planet 44 Mars Color Imager 44 KSLV 1 44 GJ#b 44 Viking Orbiter 44 SELENE probe 44 INSAT 4C 44 MAVEN 44 unmanned probes 44 #/#-hour parachute 44 Mars Orbiter 44 MARSIS 44 Cabeus crater 44 Quadrantid meteor shower 44 dexterous robot 44 Mission SRTM 44 telescopic camera 44 FASTSAT 44 Arecibo Observatory 44 GPS IIR M 44 Titan flybys 44 Dragon spacecraft 44 exoatmospheric kill vehicle 44 lander rover 44 Mars 44 radiotelescope 44 Baikonur Cosmodrome Kazakhstan 44 Lunar Prospector 44 Martian dust devils 44 XMM Newton 44 interplanetary spacecraft 44 aboard Taurus XL 44 Saturnian moon Titan 44 Tanegashima Space Center 44 Subaru Telescope 44 Huygens Probe 44 stellar occultations 44 Infrared Astronomical Satellite 44 Mars Atmosphere 44 reusable spacecraft 44 orbiting Saturn 44 NASA Cassini orbiter 44 Stardust spacecraft swooped 44 infrared telescopes 44 spokesman Michael Braukus 44 GALEX 44 Saturnian 44 spacecraft SpaceShipTwo 44 Spaceguard Survey 44 proton beams 44 unmanned lunar 44 comet Wirtanen 44 neutral mass spectrometer 44 IKAROS 44 supernova explosion 44 inch Samuel Oschin 44 LCROSS Centaur upper 44 Mars Odyssey orbiter 44 lunar orbiters 44 unmanned lunar orbiter 44 windshield wiper maneuver 44 IKONOS 44 GOSAT 44 meteoroid 44 shuttle Discovery blasted 44 robotic Canadarm 44 LISA Pathfinder 44 scramjet 44 COSMO SkyMed 44 hexagonal mirrors 44 Chandrayan 44 ESA Envisat 44 asteroid belt 44 Stardust mothership 44 Anisotropy Probe 44 DMSP F# 44 SMOS Soil Moisture 44 Huygens descent 44 Hinode 44 pad #A 44 LOCAD PTS 44 Zenit 3SL rocket 44 X #A scramjet 44 Omid satellite 44 manned lunar landing 44 aeroshell 44 Submillimeter Array 44 infrared observatory 44 VSS Enterprise 44 Comet Holmes 44 DART spacecraft 44 PSLV C9 44 TRMM satellite 44 NASA Aqua 44 NASA Fermi Gamma 44 Boethin 44 spiral galaxy Messier 44 geosynchronous transfer orbit 44 GeneSat 1 44 Orbital Express 44 Titan 4B 44 Martian plains 44 heaviest payloads 44 fairing atop 44 hypergolic 44 NASA Lunar CRater 44 Tropical Rainfall Measuring 44 mothership 44 Aboard Atlantis 44 SMOS 44 Geosynchronous Transfer Orbit GTO 44 NASA Cassini 44 rover Curiosity 44 lander 44 Ares IX rocket 44 Helios 2B 44 rover panoramic 44 aerobraking 44 Atlantis STS 44 Shuttle Discovery 44 Characterization EPOCh 44 particle physics experiment 44 Space Capsule 44 orbiting gamma ray 44 FORMOSAT 44 Doohan ashes 44 lander Philae 44 Atlantis undocks 44 LRO LCROSS 44 GIOVE B 44 Satish Dhawan Space 44 heatshield 44 GSLV D3 rocket 44 Space Shuttle 44 X #A 44 Reflection Radiometer 44 manned Soyuz 44 Satellite GOSAT 44 Wilkinson Microwave Anisotropy Probe 44 satellites orbiting Earth 44 Comet #P 44 COROT 44 TanDEM X 44 capsule parachuted 44 Martian arctic plain 44 Cosmic Background Explorer 44 Pan STARRS 44 RISAT 44 Moderate Resolution Imaging 44 Shenzhou capsule 44 Keck telescope 43 Orionid meteor shower 43 Ocean Salinity 43 ESA comet chaser 43 manned Shenzhou 43 Giove B 43 MARSIS radar 43 SBIRS GEO 43 ALMA antennas 43 Shenzhou VI spacecraft 43 spectrographic 43 Chang'e 43 Huygens mission 43 Venus Climate Orbiter 43 polar orbiting 43 HyShot 43 Stardust comet 43 geo stationary orbit 43 orbiting Kepler telescope 43 Cartosat 2A 43 GRB # 43 Swift Tuttle 43 Spirit rover 43 orbiter Cassini 43 planetary missions 43 moon 43 lunar perigee 43 OrbView 3 43 orbit GEO 43 Comet Shoemaker Levy 43 WFC3 43 PSLV C# 43 Shenzhou V spacecraft 43 Starfire Optical Range 43 NASA Stratospheric Observatory 43 GEochemistry 43 Opticks 43 Keck Telescope 43 Foton M3 spacecraft 43 Space Shuttle Endeavour 43 Mars landers 43 infrared spectrometers 43 Martian crater 43 SpaceShip Two 43 X ray telescope 43 Recovery Experiment SRE 43 manned spacecraft Shenzhou VI 43 SpaceX Dragon capsule 43 MErcury Surface Space ENvironment 43 Perseid meteor 43 High Resolution Imaging 43 Mars rovers 43 lunar orbits 43 geosynchronous satellite 43 winged spacecraft 43 cometary debris 43 Laser Interferometer Gravitational Wave 43 Mars rover Opportunity 43 SELENE 43 unmanned spaceplane 43 sun synchronous orbit 43 UK DMC2 43 Lutetia 43 VMS Eve 43 GSLV rocket 43 Revelers ringing 43 lunar 43 martian landscape 43 Fermi Gamma ray 43 Infrared Astronomy SOFIA 43 comet Hale Bopp 43 ICESat 43 Discovery liftoff 43 Origins Spectral Interpretation 43 space shuttle Discovery 43 lunar meteorite 43 Epsilon Eridani 43 constellation Carina 43 hydrazine fuel 43 astrometric 43 INSAT 3E 43 Polar Lander 43 Aurigid meteor shower 43 Optical Spectroscopic 43 Orionids 43 Rover Opportunity 43 enters lunar orbit 43 Thermal Emission Imaging 43 Hubble servicing 43 six wheeled rover 43 mineralogical mapping 43 celestial observations 43 Rover MER 43 INSAT 4A 43 NASA Cosmic Background 43 Shenzhou spacecraft 43 airglow 43 THEMIS 43 Comet Churyumov Gerasimenko 43 Endeavour astronauts 43 Discovery STS 43 Mars Global Surveyor 43 innermost planet 43 CoRoT satellite 43 Airborne Laser Testbed 43 ESA Envisat satellite 43 Aboard Endeavour 43 Shuttle Challenger 43 Extrasolar Planet Observation 43 lunar regolith 43 infrared spectrometer 43 Soyuz landings 43 CBERS 43 Lunokhod 43 Stratospheric Observatory 43 Magnificent Desolation Walking 43 RHESSI 43 Shenzhou VI craft 43 HiRISE 43 mooncraft 43 Asteroid Itokawa 43 hypersonic speeds 43 INSAT 3A 43 Resolution Imaging 43 Space Infrared Telescope 43 waning gibbous 43 orbiting Cassini spacecraft 43 Satellite Launch Vehicle 43 lunar equator 43 Flyby 43 particle physics detector 43 starboard SARJ 43 Titan IVB 43 Mössbauer spectrometer 43 CAPE CANAVERAL Shuttle Discovery 43 HD#b 42 Hubble Space Telescopes 42 Nuclear Spectroscopic Telescope Array 42 ESA SMART 42 unmanned Shenzhou 42 STEREO 42 NASAâ € ™ 42 Planetary Transits 42 Jenniskens 42 Agency JAXA 42 cometary nucleus 42 spaceplane 42 Project Ozma 42 Yuri Shargin 42 WhiteKnight Two 42 Ofeq 42 Discovery undocks 42 GeneSat 42 Skynet 5C 42 WGS satellite 42 exoplanetary 42 GOES N 42 Science Experiment HiRISE 42 Earth orbit 42 Martian landscape 42 Pluto Kuiper Belt 42 engineer Timothy Kopra 42 geosynchronous satellite launch 42 Epsilon Aurigae 42 Phoenix lander 42 PSLV rocket 42 spacecraft Chandrayaan 1 42 Geostationary Operational Environmental 42 ejecta plume 42 Terrier Orion 42 cosmic ray 42 geostationary transfer 42 cosmic particles 42 XP# [004] 42 Shenzhou IV 42 Security Regolith Explorer 42 mu Arae 42 RESOURCESAT 42 Insat 4C 42 NASA Infrared Telescope 42 Venusian surface 42 distant galaxy 42 outer planets 42 Atmospheric Infrared Sounder AIRS 42 scientist Anthony Colaprete 42 NEOSSat 42 Omid Hope 42 Atom smasher 42 NEAs 42 Ariane 5G 42 slender crescent 42 GSLV rockets 42 distant quasar 42 coronal mass ejections CMEs 42 Shuttle Atlantis blasts 42 Field Planetary Camera 42 super perigee moon 42 robotic explorers 42 elliptical galaxy NGC 42 Imaging Spectroradiometer MODIS instrument 42 interplanetary missions 42 Explorer IBEX 42 swingby 42 comet 9P/Tempel 42 Space shuttle Atlantis 42 geo synchronous 42 orbit insertion 42 Saturn moon 42 WhiteKnightTwo mothership 42 spacecraft flyby 42 robotic lander 42 Kepler 9c 42 http:/saturn.jpl.nasa.gov 42 Multi Object Spectrograph 42 DragonLab 42 THAAD interceptors 42 N. Rathnasree 42 Huygens lander 42 Eagle lunar lander 42 Gliese #e 42 planemos 42 satellite IKONOS 42 payload fairing 42 Halley Comet 42 Field Infrared Survey 42 moon Charon 42 aboard Atlantis 42 Orion spacecraft 42 P/# A2 42 Subaru telescope 42 Comet Hale Bopp 42 STSS satellites 42 Heterodyne Instrument 42 Mars CRISM 42 #/#-ton truss 42 Palomar Observatory 42 deorbit 42 Moderate Imaging Spectroradiometer 42 Neutron Spectrometer 42 NASA Chandra 42 GSLV F# 42 Imaging Spectrometer 42 CubeSats 42 unpiloted 42 astronauts 42 Ariane rocket 42 ExoMars rover 42 cosmic collisions 42 earthshine 42 sunlike star 42 coronal loops 42 space shuttle 42 Gamma ray burst 42 PSLV C7 42 Thermal Emission Spectrometer 42 CRISM 42 orbital velocity 42 suborbital rocket 42 Herschel Planck 42 Sun synchronous orbit 42 HIRES spectrometer 42 Upsilon Andromedae b 42 Russian cosmonaut Valery Tokarev 42 Saturn moons Enceladus 42 geyser plumes 42 lunar soil 42 SDSS III 42 gamma ray burst 42 NigeriaSat 42 Shuttle Discovery blasts 42 comets meteors 42 Geminid meteor shower 42 binary asteroid 42 Cargo Launch Vehicle 42 SpaceWeather.com 42 Rick Linnehan 42 shuttle Endeavour astronauts 42 aboard SpaceX Falcon 42 LightSail 42 A'Hearn 42 shuttle Discovery 42 NASA MErcury Surface 42 orbiting Chandra 42 bipod ramp 42 HB SIA 42 WFPC2 42 Surveys ACS 42 circular orbit 42 manned lunar 42 optical telescope 42 Large Binocular Telescope 42 Tanegashima Space Centre 42 Sriharikota Andhra Pradesh 42 Mars lander 42 Pegasus XL 42 Volatile Evolution 42 Leonid meteor showers 42 HIAPER 42 comets 42 Red Rectangle 42 SpaceShipOne rocket 42 SPICAM 42 Ares Orion 42 spacecraft Shenzhou 42 Shenzhou VII spacecraft 42 wheeled rovers 42 simulated lunar 42 CryoSat satellite 42 JCSAT 9 42 lunar orbiting spacecraft 42 Institute STScI 42 humanoid robot R2