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(Click for frequent words.) 73 spacecraft 72 rover 71 Mars lander 69 Phoenix Mars Lander 69 orbiter 68 Martian surface 67 Huygens probe 66 Huygens 66 rovers 65 Red Planet 64 Phoenix lander 64 Mars rover 64 orbiting spacecraft 64 rover Spirit 64 Spirit rover 63 Huygens lander 63 Mars Lander 63 Martian soil 63 Mars Reconnaissance Orbiter MRO 62 martian soil 62 stationary lander 62 Phoenix Mars lander 62 robotic spacecraft 62 orbiting Mars 62 martian 62 Stardust spacecraft 62 Mars Reconnaissance Orbiter 61 NASA rovers 61 rover Opportunity 61 Orbiter 61 lunar surface 61 robotic explorer 61 Cassini 61 Rosetta spacecraft 61 Sojourner rover 60 flyby spacecraft 60 twin rover Opportunity 60 microscopic imager 60 Martian 60 Martian arctic 60 robotic rovers 60 Mars Odyssey spacecraft 60 Opportunity rover 60 Lunar Reconnaissance Orbiter LRO 59 Mars rover Opportunity 59 Martian rover 59 NASA Mars rover 59 Global Surveyor 59 robotic arm 59 Nasa spacecraft 59 APXS 59 rovers Spirit 58 martian surface 58 robotic lander 58 lander Beagle 2 58 Martian orbit 58 Mars orbiter 58 lunar orbit 58 NASA rovers Spirit 58 Mars rover Spirit 58 Hayabusa probe 58 Mars Odyssey orbiter 58 ESA Huygens probe 58 Huygens Probe 58 lander robotic arm 57 Curiosity rover 57 twin rover Spirit 57 probe Huygens 57 Mars 57 six wheeled rover 57 Mars rovers Spirit 57 Cryosat 57 Galileo spacecraft 57 Orbiter MRO 57 Odyssey orbiter 57 lander rover 57 arctic plains 57 orbiting observatory 57 NASA Stardust spacecraft 57 LCROSS spacecraft 57 Stardust capsule 57 twin rovers Spirit 57 MARSIS 57 Mars landers 57 clumpy soil 57 Mars Odyssey 57 unmanned probes 57 Viking landers 57 Titan flyby 57 Voyager spacecraft 57 Saturn Cassini 57 Mars Global Surveyor 57 MARSIS radar 57 Saturnian moon Titan 56 twin rovers 56 NASA 56 Mars Surveyor 56 NASA Spirit rover 56 Philae lander 56 Mars rovers 56 Mars Pathfinder lander 56 Spirit Mars rover 56 Gusev crater 56 Isidis Planitia 56 sols 56 Phobos Grunt 56 LRO 56 orbiters 56 spacecraft thrusters 56 Mars Pathfinder 56 robotic geologist 56 ExoMars rover 56 Nasa 56 New Horizons spacecraft 56 SpaceLoft XL rocket 56 lunar 56 Nasa Mars Reconnaissance 56 Kepler spacecraft 55 Martian atmosphere 55 ESA Mars 55 Itokawa 55 Cassini orbiter 55 asteroid Itokawa 55 spacecraft Cassini 55 Mars orbiting spacecraft 55 Ares IX rocket 55 asteroid Eros 55 Cassini Huygens 55 comet Churyumov Gerasimenko 55 spacecraft orbiting 55 NanoSail D 55 Martian crater 55 Mars Polar Lander 55 orbit 55 MESSENGER spacecraft 55 shepherding spacecraft 55 orbiter Cassini 55 Mars Gusev Crater 55 shuttle Endeavor 55 robotic rover 55 crewed spacecraft 55 robotic landers 55 orbiting telescope 55 SMOS 55 Yinghuo 1 55 Foton M3 55 Polar Lander 55 drogue parachute 55 NASA Cassini spacecraft 55 spacecrafts 55 IBEX spacecraft 54 Cassini Huygens spacecraft 54 Saturn moon 54 Mossbauer spectrometer 54 retrorockets 54 NFIRE 54 NASA MESSENGER spacecraft 54 WISE spacecraft 54 Permanent Multipurpose Module 54 lunar orbiter 54 Cassini spacecraft 54 Mars Opportunity rover 54 NASAs 54 HiRISE camera 54 Space Agency 54 Huygens descent 54 Lander robotic arm 54 Churyumov Gerasimenko 54 Opportunity rovers 54 laser altimeter 54 Mini TES 54 Martian landscape 54 Mars Rover 54 Purgatory Dune 54 Nasa Mars Odyssey 54 Mars Orbiter Camera 54 Huygens mission 54 geosynchronous orbit 54 O OREOS 54 Viking Lander 54 Moessbauer spectrometer 54 Mössbauer spectrometer 54 DART spacecraft 54 Mars moon Phobos 54 Chandrayaan 54 rover Curiosity 54 lunar regolith 54 Rover Spirit 54 landers 54 Mars Exploration 53 heat shield 53 lunar orbiter Chandrayaan 53 Martian rovers 53 planetary Transits 53 GOCE satellite 53 comet nucleus 53 Orbiter LRO 53 asteroid Steins 53 Express orbiter 53 Comet #P/Churyumov-Gerasimenko 53 orbiting 53 unstowed 53 NASA Mars Odyssey 53 Messenger spacecraft 53 Lunar Prospector 53 Martian equator 53 rover robotic arm 53 lunar lander 53 lunar module 53 unmanned spacecraft 53 GOCE 53 OSIRIS REx 53 lunar orbiters 53 Robotic Arm 53 Jules Verne ATV 53 Clementine spacecraft 53 impactor 53 PASADENA Calif. NASA 53 Launch Abort System 53 orbital rendezvous 53 JAXA 53 pressurized module 53 Voyager probes 53 interplanetary spacecraft 53 LRO LCROSS 53 SSETI Express 53 Microscopic Imager 52 highly elliptical orbit 52 lunar soil 52 Rosetta orbiter 52 asteroid Vesta 52 Mars CRISM 52 Meridiani plains 52 PSLV rocket 52 WISE telescope 52 impactor spacecraft 52 orbiting Saturn 52 spacecraft Chandrayaan 1 52 NASA Opportunity rover 52 LCROSS 52 Rosetta lander 52 Apollo missions 52 HiRISE 52 ST5 52 unstow 52 Viking orbiters 52 Mini Thermal Emission 52 GSLV D3 52 Huygens spacecraft 52 Sensing Satellite LCROSS 52 Reconnaissance Orbiter 52 thrusters 52 Endurance crater 52 irregularly shaped asteroid 52 Orion spacecraft 52 asteroid 52 thruster firings 52 astronauts 52 Itokawa asteroid 52 Martian lander 52 NASA Voyager spacecraft 52 Beagle 52 NASA Cassini 52 Mössbauer 52 CryoSat satellite 52 rocket thrusters 52 ion propulsion 52 ExoMars mission 52 Martian terrain 52 comet flyby 52 satellites orbiting Earth 52 Martian arctic plains 52 Deep Impact flyby spacecraft 52 thermal emission spectrometer 52 durable twin rovers 52 Martian winters 52 regolith 52 NextSat 52 Proba 2 52 Earth asteroid Itokawa 52 Lunokhod 51 NASA Cassini orbiter 51 Comet Churyumov Gerasimenko 51 BepiColombo 51 gamma ray spectrometer 51 Zvezda module 51 scoopful 51 COROT 51 STSS Demo 51 Lunar Module 51 YES2 51 Hubble 51 legged lander 51 heatshield 51 Shepherding Spacecraft 51 aboard Atlantis 51 robotic Canadarm 51 NASA rover Spirit 51 simulated lunar 51 MetOp 51 lunar orbiter Chang'e 51 Opportunity Mars rover 51 Herschel telescope 51 Alpha Particle 51 Fregat upper stage 51 Centaur rocket 51 Ulysses spacecraft 51 NROL 51 ESA Rosetta 51 NASA twin rovers 51 Mars Orbiter 51 Martian dust 51 Bonneville Crater 51 Evolved Gas 51 lunar equator 51 THEMIS 51 flyby 51 nanosatellite 51 orbiter robotic arm 51 LADEE 51 spaceship 51 Convection Rotation 51 NASA Jet Propulsion Laboratory 51 Nasa Jet Propulsion 51 deorbiting 51 SIRTF 51 Orbital Express 51 Microscopy Electrochemistry 51 Horizons spacecraft 51 Rover MER 51 Robotic Arm Camera 51 International Space Station 51 robot rovers 51 Phobos 51 Cassini flyby 51 GSLV rocket 51 wheeled rover 51 bedrock outcropping 51 asteroid flyby 51 space shuttle Discovery 51 Mars orbiters 51 JIMO 51 KAGUYA 51 HiRISE image 51 Atlantis undocks 51 reconnaissance orbiter 51 Giove B 51 Shackleton crater 51 wheeled rovers 51 orbital insertion 51 Canadarm2 50 gradiometer 50 GeneSat 1 50 Hubble Space Telescope 50 LCROSS mission 50 Mars northern latitudes 50 SuitSat 50 manned Shenzhou 50 THEMIS spacecraft 50 ion thrusters 50 MPCV 50 Planck satellite 50 Automated Transfer Vehicle 50 LORRI 50 Mercury flyby 50 Hubble Space telescope 50 ESA Huygens 50 preset orbit 50 LRO spacecraft 50 orbiting Hubble Space Telescope 50 Helios 2B 50 MARSIS instrument 50 Jet Propulsion Laboratory 50 Comet Boethin 50 robotic probes 50 spokesman Michael Braukus 50 comet chaser 50 Professor Pillinger 50 Ocean Salinity SMOS 50 moons Phobos 50 orbiter lander 50 NASA THEMIS 50 Jupiter Ganymede 50 GSLV F# 50 infrared telescope 50 martian atmosphere 50 polar orbit 50 Nili Fossae 50 Kibo module 50 rover Sojourner 50 starboard SARJ 50 Mars rovers Opportunity 50 onboard Chandrayaan 50 LISA Pathfinder 50 subsurface ocean 50 TEGA instrument 50 PSLV C8 50 gaseous planet 50 Discovery STS 50 asteroids Ceres 50 Jupiter flyby 50 Terrestrial Planet Finder 50 comet 50 Composite Infrared Spectrometer 50 Jupiter icy moons 50 dexterous robot 50 Taurus XL rocket 50 Hayabusa spacecraft 50 shuttle Discovery 50 shuttle Atlantis 50 Impact Probe MIP 50 Lunar Orbiter 50 Planck spacecraft 50 Comet Hartley 2 50 Mars Color Imager 50 Soyuz 50 Dextre 50 perilune 50 Shuttle Endeavor 50 Spacecraft 50 Mars Spirit rover 50 Rover Opportunity 50 manned lunar landing 50 SIM PlanetQuest 50 lunar module Eagle 50 Opportunity Mars rovers 50 Insat 3A 50 NASA rover Opportunity 50 SSMEs 50 thruster 50 Venusian surface 50 robotic explorers 50 NASA Odyssey orbiter 50 undocks 50 Gusev Crater 50 HiRISE camera aboard 49 JPL 49 rock outcrop 49 unpowered 49 GRACE satellites 49 CRISM 49 Rockot launcher 49 ExoMars 49 lunar landing 49 Moon Impactor Probe 49 DISR 49 CALIPSO 49 MESSENGER 49 Space Shuttle Atlantis 49 Titan flybys 49 twin Voyager spacecraft 49 Victoria Crater 49 Ares IX 49 ChemCam 49 shuttle orbiter 49 orbiting complex 49 comet #P/Churyumov-Gerasimenko 49 Chang'eI 49 Cargo Launch Vehicle 49 Thermal Emission Spectrometer 49 NASA Lunar Prospector 49 ESOC 49 aeroshell 49 Discovery undocks 49 Stardust NExT 49 Orbiting Carbon Observatory 49 Diviner instrument 49 Comet Hartley 49 reentry capsule 49 Analyzer TEGA 49 Sojourner Rover 49 THEMIS satellites 49 electric ion propulsion 49 shuttle Discovery STS 49 meteoroid 49 Cryosat satellite 49 Soyuz rocket 49 drogue chute 49 Minotaur rocket 49 permanently shadowed craters 49 Eyharts 49 rock abrasion 49 Context Camera 49 lunar explorer 49 interplanetary missions 49 retroreflector 49 Pirs docking compartment 49 Mossbauer 49 orbital maneuvers 49 lunar probe 49 Meridiani Planum 49 Lunar CRater Observation 49 Kibo JPM JEM Pressurized 49 deorbit burn 49 Ultraviolet Imaging Spectrograph UVIS 49 LROC 49 Kazakhstan Baikonur Cosmodrome 49 Shenzhou spacecraft 49 unmanned lunar 49 Foton M3 spacecraft 49 Cartosat 2B 49 INSAT 4B 49 martian landscape 49 parafoil 49 Rock Abrasion Tool 49 Lunar Reconnaissance Orbiter 49 DEPTHX 49 Lunar Roving Vehicle 49 comet Boethin 49 orbital 49 Jovian moons 49 uncrewed 49 telescope 49 thruster rockets 49 spaceplane 49 Deep Impact probe 49 ADM Aeolus 49 Foton M2 49 icy moons 49 permanently shadowed crater 49 space shuttle 49 resistant tiles 49 unplanned spacewalk 49 Jupiter Icy Moons 49 VIRTIS 49 ill fated Beagle 49 Discovery astronauts 49 shuttle Endeavour 49 robotic geologists 49 outer planets 49 ATV Johannes Kepler 49 exoplanetary 49 THEMIS Images 49 piggybacked Huygens probe 49 Japan Kibo laboratory 49 KSLV 1 49 winged spacecraft 49 ATV Jules Verne 49 Atlas 2AS 49 probe Chang'e 49 NASA LCROSS 49 Resourcesat 2 49 geosynchronous 49 Kurs automated 49 interstellar particles 48 circular orbit 48 Planetary Laboratory 48 Pilot George Zamka 48 unmanned lunar orbiter 48 Global Surveyor spacecraft 48 lunar missions 48 payload bay 48 rover Spirit landed 48 entered lunar orbit 48 aerobraking 48 Foton spacecraft 48 NASA Mars Reconnaissance 48 SCISAT 48 airglow 48 Taurus XL 48 Martian polar 48 GOES O 48 commander Pam Melroy 48 comet dust 48 Cosmodrome 48 radar altimeter 48 lunar rover 48 Pad #A 48 motorized rasp 48 INSAT satellite 48 STEREO spacecraft 48 NASA STEREO 48 orbiter Mars Odyssey 48 Kounotori2 48 MetOp satellite 48 space shuttle Atlantis 48 Martian rocks 48 X ray spectrometer 48 Sensing Satellite 48 Pirs module 48 Flyby spacecraft 48 tumbleweed rover 48 Dextre robot 48 Soyuz capsule 48 satellites orbiting Mars 48 Kaguya 48 Navias 48 copper impactor 48 innermost planet 48 Russian cosmonaut Alexander Kaleri 48 ICESat 48 #/#-hour parachute 48 PSLV C# 48 Solar Dynamics Observatory 48 cosmonaut Alexander Kaleri 48 NASA Kepler spacecraft 48 gaseous hydrogen leak 48 Enceladus flybys 48 NASA Kepler telescope 48 orbiting Mars Odyssey 48 Mini SAR 48 Jet Propulsion Laboratory JPL 48 penetrating radar 48 Cabeus crater 48 moon Phobos 48 Lunar Excursion Module 48 Martian plains 48 Cassini flybys 48 lunar landers 48 #P/Churyumov-Gerasimenko 48 EPOXI mission 48 windshield wiper maneuver 48 Solar TErrestrial RElations Observatory 48 Huygens probe landed 48 Solid Rocket Boosters 48 Harmony module 48 Insat 4B 48 deorbit 48 geosynchronous satellite 48 polar craters 48 moon 48 Wilkinson Microwave Anisotropy Probe 48 Observatory SDO 48 planet Gliese #g 48 Crewmate Tracy Caldwell 48 FASTSAT 48 maneuvering thrusters 48 reboost 48 NASA Lunar Crater 48 atmospheric reentry 48 ROCSAT 2 48 lander Philae 48 Tempel 1 48 moon Enceladus 48 Dragon capsule 48 Herschel Space Telescope 48 NEOSSat 48 NuSTAR 48 spacecraft Hayabusa 48 SpaceLoft XL 48 Space Shuttle Endeavor 48 exosphere 48 station Quest airlock 48 planet magnetosphere 48 Shackleton Crater 48 Soyuz spacecraft 48 Spacewalkers Scott Parazynski 48 shielding tiles 48 GIOVE B 48 satellites orbiting 48 Oceansat 2 48 swingby 47 INSAT 4CR 47 comet particles 47 Pad #B 47 shuttle Endeavour STS 47 orbiting observatories 47 ISS robotic arm 47 TEGA 47 Chandrayaan II 47 MER rovers 47 SPHERES 47 unmanned Chandrayaan 47 Plesetsk Cosmodrome 47 ultraviolet imaging spectrograph 47 Space Shuttle STS 47 Space Shuttle Discovery 47 Wallops Island Va. 47 HRSC 47 RQ# 47 NASA EPOXI mission 47 Zenit 3SL rocket 47 sister rover Spirit 47 satellites 47 twin Mars rovers 47 EPOXI spacecraft 47 SOHO spacecraft 47 GSLV D3 rocket 47 HTV2 47 Dnepr rocket 47 weather satellite TIROS 47 Martian arctic plain 47 Cape Canaveral Fla. 47 Shallow Subsurface Radar 47 Gravity Probe B 47 Laboratory MSL 47 lander unfurled 47 Ariane rocket 47 Krikalev 47 Solar Orbiter 47 Endeavour 47 mothership 47 Earth orbit 47 comet Wild 47 planetary missions 47 payloads 47 spacecraft flyby 47 geo stationary orbit 47 moon Titan 47 Soyuz landings 47 Ed Weiler NASA 47 flyby Cassini 47 Explorer WISE 47 remote sensing satellite Resourcesat 47 ESA Planck 47 Cassini spacecraft orbiting 47 Comet 9P/Tempel 1 47 Vastitas Borealis 47 Kepler Mission 47 geostationary 47 unmanned rover 47 fiery reentry 47 capsule 47 orbit insertion 47 Atlantis payload bay 47 SMOS mission 47 CryoSat mission 47 Yarkovsky effect 47 Endurance Crater 47 lunar crust 47 parachutes malfunctioned 47 NEAR Shoemaker 47 Shenzhou VI spacecraft 47 Hubble telescope 47 Space Shuttle Endeavour 47 blastoff 47 Soyuz spacecraft docked 47 Nasa Deep Impact 47 SpaceshipTwo 47 PSLV C 47 NASA Lunar Reconnaissance 47 shuttle undocks 47 Space Telescope Imaging Spectrograph 47 closest flyby 47 EKV 47 Gerhard Schwehm 47 SBSS satellite 47 NASA MESSENGER 47 Jovian moon 47 MUSES C 47 Pirs Docking Compartment 47 Comet Halley 47 countdown dress rehearsal 47 payload 47 navigate autonomously 47 CryoSat 47 ion thruster 47 Insat 4C 47 payload fairing 47 TanDEM X 47 GOES N 47 Stardust mothership 47 Kiruna Sweden 47 robotic rover Spirit 47 orbital altitude 47 CloudSat 47 LightSail 47 Comet Tempel 1 47 Harmony Node 47 Ranging spacecraft 47 SpaceShip Two 47 Saturnian system 47 infrared observatory 47 polar vortex 47 SpaceX Dragon capsule 47 stellar occultation 47 Undocking 47 Synthetic Aperture Radar 47 Canadarm2 robotic arm 47 station Pirs docking 47 interstellar dust samples 47 Ares I. 47 reusable spacecraft 47 manned spacecraft 47 THEMIS mission 47 MPLM 47 polar orbiting 47 named Rassvet 47 spaceward 46 spaceflyers 46 Progress resupply 46 ESA GOCE 46 Planetary Fourier Spectrometer PFS 46 lunar rovers 46 Atlantis 46 commander Leroy Chiao 46 Japanese Kibo laboratory 46 PharmaSat 46 rocket nose cone 46 geo synchronous 46 Lunar Rover 46 TEGA oven 46 micrometeoroids 46 cometary nucleus 46 docking compartment 46 comet Wirtanen 46 Hubble Space Telescope HST 46 Orbiters 46 Atlantis astronauts 46 DMSP F# 46 Phobos Grunt mission 46 Hubble servicing 46 GPS IIR M 46 cometary 46 miniature ovens 46 Ares IY 46 sun synchronous orbit 46 RISAT 46 Reusable Launch Vehicle 46 geosynchronous satellite launch 46 Shenzhou IV 46 Poisk 46 shuttle 46 Bernhard von Weyhe 46 Landsat satellite 46 Regolith 46 Astrobotic 46 ESA ASI 46 PSLV C# rocket 46 Miniature Thermal Emission 46 space shuttle Endeavour 46 Padalka 46 Solar Terrestrial Relations 46 CHIPSat 46 Lunar Reconnaissance Orbiter Camera 46 Cartosat 2A 46 Orbiting Carbon Observatory OCO 46 Pegasus XL 46 lunar spacecraft Chandrayaan 46 TacSat 46 alpha particle X ray 46 shuttle Atlantis astronauts 46 lunar probe Chang'e 46 Interior Laboratory GRAIL 46 Atlantis STS 46 Kibo robotic arm 46 Earth orbiting satellites 46 aboard Taurus XL 46 Saturn moons 46 Altair lunar lander 46 Soyuz Fregat rocket 46 station Canadarm2 robotic 46 permanently shadowed 46 planetesimals 46 NASA Kepler 46 Mars Descent Imager 46 SBIRS HEO 46 STIS 46 Hubble gyroscopes 46 smoggy atmosphere 46 Galileo satellites 46 simulated Martian 46 High Resolution Imaging 46 geostationary orbit 46 spacecraft orbited 46 JCSAT 9 46 PSLV 46 Stardust NExT mission 46 John Callas rover 46 mission Chandrayaan 46 thin crescent 46 Fomalhaut b 46 ELM PS 46 Anik F3 46 CARTOSAT 46 polar orbiting satellites 46 NPO Lavochkin 46 dexterous robots 46 # Apophis 46 Eagle lunar lander 46 booster rocket 46 Astronaut Julie Payette 46 spacesuit 46 Neutron Detector 46 Soyuz Fregat launcher 46 urine recycler 46 jagged ridge 46 Lyndin 46 indigenous cryogenic stage 46 Cloud Aerosol Lidar 46 Space Launch Vehicle 46 commander George Zamka 46 hypersonic jet 46 heavily cratered 46 shuttle underbelly 46 mooncraft 46 ESA Envisat satellite 46 hydrazine thrusters 46 telescopic observations 46 P/# A2 46 lunar craters 46 Special Purpose Dextrous Manipulator 46 DubaiSat 1 46 Berinstain 46 celestial observations 46 NASA Orbiting Carbon 46 Apollo lunar 46 Rockot launch 46 Canadarm 46 geosynchronous satellites 46 unscheduled spacewalk 46 STSS satellites 46 Benthic Rover 46 Ares rocket 46 HiRISE images 46 Hubble Telescope 46 ballistic trajectory 46 Divine Vessel 46 asteroidal 46 Radarsat 2 46 Alfred McEwen 46 Valles Marineris 46 AMASE 46 ESA SMOS 46 lunar meteorites 46 astronauts Robert Curbeam 46 Asteroid Itokawa 46 Planetary Transits 46 Mission Control 46 shuttle astronauts 46 interplanetary voyage 46 microsatellite 46 Hayabusa capsule 45 microshutters 45 manager Jennifer Trosper 45 Soyuz FG 45 EPOXI 45 Rosetta comet 45 moonlets 45 Envisat satellite 45 Kliper 45 MISSE 45 Orbiter Processing Facility OPF 45 ASTRA 1KR 45 Pirs airlock 45 shuttle robotic arm 45 lunar orbits 45 WMAP satellite 45 comet Hartley 2 45 Herschel Planck 45 orbiting Hubble telescope 45 Saturn rings 45 Dan Tani 45 director Charles Elachi 45 Titan Saturn 45 astronaut Scott Parazynski 45 Chandrayan 45 PSLV C7 45 hypergolic 45 Canadarms 45 Climate Experiment GRACE 45 Shenzhou capsule 45 Proton Breeze M 45 Neutral Mass Spectrometer 45 Philae 45 TDRS K 45 Mars Squyres 45 Earth magnetosphere 45 OSIRIS Rex 45 geostationary orbits 45 stabilizing gyroscopes 45 INSAT 4C 45 mothership WhiteKnightTwo 45 GPS IIF 45 orbital laboratory 45 NFIRE satellite 45 comet McNaught 45 propellant loading 45 lunar orbiting spacecraft 45 radio occultation 45 Theisinger 45 Tranquility module 45 Agency JAXA 45 manager Pete Theisinger 45 Astronaut Karen Nyberg 45 Shuttle docks 45 scramjet engine 45 phyllosilicates 45 Binary Colloidal Alloy 45 Gerard Kuiper 45 Soyuz TMA 45 SARJ 45 orbiting Kepler telescope 45 Descent Imager Spectral Radiometer 45 highly elliptical orbits 45 Jennifer Trosper mission 45 Conductivity Analyzer 45 NASA Jet Propulsion 45 SpaceX Dragon 45 Glonass M 45 magma ocean 45 D CIXS 45 particle detector 45 comets asteroids 45 Mastcam 45 Pete Theisinger 45 Pillinger 45 GeneSat 45 spectrometer