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(Click for frequent words.) 76 spacecraft 75 orbits 74 lunar orbit 73 Earth orbit 73 orbiting 67 polar orbit 67 circular orbit 66 orbiter 66 orbited 66 elliptical orbit 66 highly elliptical orbit 64 orbital rendezvous 64 geostationary orbit 64 preset orbit 64 orbital 63 geosynchronous orbit 61 International Space Station 61 crewed spacecraft 61 Martian orbit 61 geo stationary orbit 61 Chang'eI 60 orbital altitude 59 Churyumov Gerasimenko 59 Saturn Cassini 59 Soyuz 59 orbited Earth 58 Soyuz spacecraft 58 astronauts 58 spaceward 58 Nasa spacecraft 58 Ariane rocket 58 Earth orbit LEO 57 unmanned spacecraft 57 spacecraft Cassini 57 orbit GTO 57 sun synchronous orbit 57 BepiColombo 57 lunar orbits 57 Soyuz rocket 57 orbital insertion 57 lunar orbiter 57 planetary Transits 56 shuttle Endeavor 56 Baikonur Kazakhstan 56 lunar probe 56 Saturn outermost moon 56 orbital velocity 56 synchronous orbit 56 lunar surface 56 probe Chang'e 56 New Horizons spacecraft 56 orbiting outpost 56 space shuttle Discovery 56 orbiters 56 Soyuz capsule 56 PSLV C6 56 Anik F3 56 Shenzhou V 56 maneuvering thrusters 56 Shenzhou V spacecraft 56 aboard Atlantis 56 orbit insertion 56 manned spacecraft 56 spacecrafts 56 Sun synchronous orbit 56 lunar probe Chang'e 56 liftoff 56 probe Huygens 55 asteroid Itokawa 55 satellites 55 Cosmodrome 55 manned spaceship 55 robotic spacecraft 55 Centaur rocket 55 flyby spacecraft 55 suborbital trajectory 55 PSLV C 55 spaceplane 55 deorbit 55 shuttle Discovery 55 Shenzhou VII spacecraft 55 circumlunar 55 Shenzhou VI capsule 55 geostationary orbits 55 elongated orbit 55 Cassini Huygens spacecraft 55 NASA Stardust spacecraft 55 Horizons spacecraft 55 geo synchronous 55 Kepler 9c 55 comet chaser 55 deorbiting 55 lander 55 fiery reentry 55 IBEX spacecraft 55 spacecraft Chandrayaan 1 55 JAXA 55 equatorial orbit 55 Baikonur Cosmodrome 55 geo synchronous transfer 55 perilune 55 innermost planet 55 NASA 55 INSAT 4CR 55 Malenchenko 54 Galileo spacecraft 54 highly elliptical orbits 54 hypersonic speeds 54 Space Station 54 spaceflyers 54 MESSENGER spacecraft 54 Space Agency 54 NASA MESSENGER spacecraft 54 shuttle Atlantis 54 orbiting spacecraft 54 Glonass satellites 54 Discovery undocked 54 Shenzhou VII 54 Comet #P/Churyumov-Gerasimenko 54 Shenzhou VI 54 outer space 54 Voyager spacecraft 54 spaceship 54 Globalstar satellites 54 Jules Verne ATV 54 spacecraft orbiting 54 Foton M3 54 Russian cosmonaut Alexander Kaleri 54 orbit GEO 54 Lunar Reconnaissance Orbiter LRO 54 undocks 54 entire Milstar constellation 54 shuttle orbiter 54 Soyuz landings 54 Nikolai Budarin 54 Rosetta spacecraft 54 Stardust spacecraft 54 SIRTF 54 Space Shuttle Atlantis 54 blastoff 54 ion propulsion 54 Lt. Col. Yang Liwei 54 ROCSAT 2 54 ISS 54 Shenzhou spacecraft 53 Soyuz craft 53 perigee 53 Cassini Huygens 53 Helios 2B 53 geo synchronous orbit 53 Messenger spacecraft 53 orbiting observatory 53 Nasa 53 Curiosity rover 53 suborbital flight 53 geosynchronous satellite 53 Atlantis undocks 53 #P/Churyumov-Gerasimenko 53 Cassini 53 taikonaut 53 Comet Churyumov Gerasimenko 53 Cosmonaut Yuri Gagarin 53 elliptical orbits 53 aerobraking 53 GOES O 53 Manned missions 53 perihelion 53 space shuttle 53 MetOp satellite 53 orbital inclination 53 rocket thrusters 53 Discovery undocks 53 spacewalk 53 Dnepr rocket 53 PSLV C# rocket 53 planets orbits 53 Ares IX rocket 53 geostationary transfer 53 manned spacecraft Shenzhou VI 53 thrusters 53 payload 53 winged spacecraft 53 Ranging spacecraft 53 geosynchronous 53 spokesman Michael Braukus 53 Kazakhstan Baikonur Cosmodrome 53 Minotaur rocket 53 Russia Baikonur cosmodrome 53 shuttle 53 Soyuz FG 53 geosynchronous transfer orbit 53 interstellar particles 53 Shenzhou VI craft 53 manned Shenzhou 53 Hubble 53 aboard Skylab 53 astronaut 53 dexterous robot 53 Alexander Samokutyayev 53 GSAT 5P 53 Russian Soyuz rocket 53 entered lunar orbit 52 Yinghuo 1 52 robotic rovers 52 Fregat upper stage 52 WISE spacecraft 52 Jupiter Icy Moons 52 Chandrayaan 52 Hayabusa probe 52 Crewmate Tracy Caldwell 52 shepherding spacecraft 52 Geosynchronous orbit 52 lunar orbiter Chang'e 52 Mikhail Tyurin 52 PSLV rocket 52 ballistic trajectory 52 geosynchronous transfer 52 KSLV 1 52 interplanetary spacecraft 52 onboard Chandrayaan 52 Space shuttle Discovery 52 Stardust capsule 52 Mars Pathfinder lander 52 circularize 52 moon 52 Endeavour docked 52 Hubble Space Telescope 52 GLONASS satellites 52 asteroid 52 orbiting laboratory 52 comet #P/Churyumov-Gerasimenko 52 Glonass navigation satellites 52 manned lunar landing 52 orbiting telescope 52 Geosynchronous Transfer Orbit GTO 52 Phobos Grunt 52 Dragon capsule 52 GSLV rocket 52 GOCE satellite 52 Atlantis rocketed 52 Orbiter 52 Foton spacecraft 52 Mars Odyssey spacecraft 52 STSS Demo 52 spacecraft orbited 52 Kosmos 3M rocket 52 enters lunar orbit 52 lunar landers 52 Valery Tokarev 52 ESA Huygens probe 52 PSLV C# 52 Plesetsk Cosmodrome 52 Earth gravitational pull 52 Rockot launcher 51 manned spaceflight 51 orbital module 51 Yuri Malenchenko 51 COROT 51 Mars Reconnaissance Orbiter MRO 51 Shenzhou capsule 51 astronaut Yang Liwei 51 astronaut Peggy Whitson 51 urine recycler 51 Foton M2 51 Akatsuki engines 51 pressurized module 51 Shuttle Endeavor 51 aphelion 51 Solid Rocket Boosters 51 space shuttle Endeavour 51 LRO LCROSS 51 manned spaceships 51 Space Shuttle Discovery 51 HAMSAT 51 Eyharts 51 GOCE 51 Titan flyby 51 PSLV C9 51 Kliper 51 unmanned probes 51 Progress resupply 51 INSAT 4A 51 asteroid Vesta 51 orbiting complex 51 KAGUYA 51 Giove B 51 Shenzhou VI spacecraft 51 Beidou satellite 51 Daniel Tani 51 taikonaut Yang Liwei 51 LCROSS 51 Discovery astronauts 51 flyby 51 NROL 51 Geosynchronous Transfer Orbit 51 unmanned lunar orbiter 51 satellites orbiting Earth 51 Ulysses spacecraft 51 Chang'e 51 Itokawa 51 unmanned lunar 51 2F rocket 51 comet Churyumov Gerasimenko 51 geostationary 51 payloads 51 deorbit burn 51 DART spacecraft 51 Budarin 51 Lyndin 51 lunar orbiter Chandrayaan 51 Baikonour Cosmodrome 51 Skynet 5C 51 retrorockets 51 manned orbital 51 Tanegashima Space Center 51 rover 51 lunar module Eagle 51 meteoroid 51 manned lunar missions 51 Hayabusa spacecraft 51 reboost 51 mission Chandrayaan 51 circular orbits 51 Cape Canaveral 51 Soviet cosmonaut Yuri Gagarin 51 docking compartment 51 electric ion propulsion 51 shuttle undocked 51 deorbited 51 Geo IK 50 Dmitry Kondratyev 50 Relations Observatory STEREO 50 Roman Romanenko 50 gravitational slingshot 50 thruster firings 50 Hubble servicing 50 NFIRE satellite 50 booster rockets 50 CHIPSat 50 Atlas V 50 Russian Soyuz 50 reusable spacecraft 50 orbiting Hubble Space Telescope 50 Shenzhou IV 50 thruster rockets 50 orbiting Kepler telescope 50 hydrazine thrusters 50 Atlas 2AS 50 ATV Johannes Kepler 50 NASAs 50 Lunar Prospector 50 Resourcesat 2 50 elliptical polar 50 Foton M3 spacecraft 50 Vinasat 50 Lunokhod 50 fairing separation 50 Huygens lander 50 commander Leroy Chiao 50 Soyuz TMA spacecraft 50 Zvezda module 50 SpaceX Falcon 9 50 Shuttle undocks 50 agency Roskosmos 50 shuttlecock shaped capsule 50 Proton Breeze M 50 geosynchronous orbits 50 shuttle Discovery STS 50 Sriharikota spaceport 50 MESSENGER 50 gaseous planet 50 Space shuttle Endeavour 50 Orbiter MRO 50 outer planets 50 stationary lander 50 asteroid Steins 50 Apollo missions 50 bone jarring descent 50 swingby 50 commander Pam Melroy 50 drogue parachute 50 Discovery payload bay 50 orbiting satellites 50 Atlantis STS 50 Pilot George Zamka 50 Briz M booster 50 aboard Soyuz spacecraft 50 Huygens 50 Jovian moons 50 Orion capsule 50 closest flyby 50 Huygens probe 50 Philae lander 50 Endeavour undocks 50 MetOp 50 orbital outpost 50 Pirs Docking Compartment 50 remote sensing satellite Resourcesat 50 X ray observatory 50 Yarkovsky effect 50 Naoko Yamazaki 50 SuitSat 50 HEO payload 50 INSAT 4B 50 Soyuz TMA 50 satellite Kwangmyongsong 2 50 Russian Soyuz spacecraft 50 lunar 50 FASTSAT 50 lander rover 50 Russian Salizhan Sharipov 50 Voyager probes 50 GEochemistry 50 DSCS satellites 50 NanoSail D 50 NFIRE 50 payload bay 50 Sojourner rover 50 Russian Dnepr rocket 50 NASA Kepler telescope 50 lunar missions 50 Insat 4B 50 Discovery STS 50 remote sensing satellites 50 payload fairing 50 Hayabusa 50 SpaceLoft XL rocket 50 indigenous cryogenic engine 50 reentry capsule 50 space shuttle Atlantis 50 retrograde orbit 50 Itokawa asteroid 50 Yuri Shargin 50 Zenit 3SL rocket 50 Proba 2 50 Russian cosmonaut Yuri Gagarin 50 Hubble Space telescope 50 shuttle astronauts 50 Japan Kibo laboratory 50 engineer Oleg Kononenko 50 SpaceX Dragon capsule 50 undocked 50 Spacewalkers Scott Parazynski 50 Convection Rotation 50 commander Dmitry Kondratyev 50 INSAT 4C 50 Soyuz spacecraft docked 50 spokesman Igor Panarin 49 Endeavour STS 49 Insat 4A 49 Kounotori2 49 cosmonauts 49 geosynchronous satellite launch 49 SpaceLoft XL 49 Astronaut Leland Melvin 49 Kepler spacecraft 49 mooncraft 49 orbiter Cassini 49 comet 49 rover Spirit 49 mission Chandrayan 49 GSLV D3 49 Ariane 5 49 Yury Malenchenko 49 interplanetary 49 exoplanets planets 49 Vostok spacecraft 49 Soyuz rocket carrying 49 EPOXI mission 49 shuttle payload bay 49 asteroid Eros 49 Shuttle Discovery blasts 49 stage Naro rocket 49 retrogrades 49 sub orbital 49 Taurus XL rocket 49 Martian rover 49 Russian cosmonaut Yuri Malenchenko 49 Baikonur cosmodrome 49 Russian crewmate Yuri 49 Ken Bowersox 49 SMOS 49 O OREOS 49 rocket boosters 49 aboard Endeavour 49 Plesetsk 49 engineer Garrett Reisman 49 Red Planet 49 ringed planet 49 Mike Suffredini 49 gravitational keyhole 49 heaviest payloads 49 Kibo robotic arm 49 Space Shuttle Endeavour 49 ion thruster 49 Ares IX 49 station airlock 49 Insat 3A 49 Express AM# 49 commander Sergei Volkov 49 pericentre 49 remote sensing satellite 49 Compton Gamma Ray 49 Skynet 5B 49 undocking 49 Cancri e 49 transiting exoplanet 49 Jiuquan Satellite Launch 49 Mars orbiter 49 Comet Hartley 2 49 Launch Pad #B 49 Solar Dynamics Observatory 49 Ariane launcher 49 Earth asteroid Itokawa 49 Glonass K 49 comet flyby 49 comet nucleus 49 geostationary satellites 49 Valentina Tereshkova 49 booster rocket 49 MErcury Surface Space ENvironment 49 orbiting observatories 49 apogee farthest point 49 Bowersox Pettit 49 aboard Soyuz TMA 49 Canadarms 49 Hubble telescope 49 Pirs docking compartment 49 Cape Canaveral Air Force 49 human spaceflight 49 shuttle Endeavour STS 49 Gagarin flight 49 shielding tiles 49 Russian crewmate Salizhan 49 Commander Dmitry Kondratyev 49 comets orbiting 49 Divine Vessel 49 Baikonur Cosmodrome Kazakhstan 48 Paulo Nespoli 48 Orbital Module 48 CAPE CANAVERAL Astronauts 48 Kazakhstan Baikonur cosmodrome 48 Lunar Orbit 48 Shuttle Endeavour undocks 48 Nasa Mars Odyssey 48 SSMEs 48 lunar spacecraft Chandrayaan 48 nanosatellite 48 manned spacecraft Shenzhou 48 Mars Pathfinder 48 Launch Vehicle 48 interplanetary probes 48 Observatory SDO 48 HTV2 48 shuttle thrusters 48 BepiColombo mission 48 Martian surface 48 INSAT 3A 48 impactor spacecraft 48 heavier payloads 48 Kourou French Guiana 48 GSLV rockets 48 orbital laboratory 48 atmospheric reentry 48 prograde 48 slender crescent 48 astronaut Shannon Lucid 48 George Zamka 48 #/#-hour spacewalk [001] 48 Galileo satellites 48 Russian cosmonauts 48 Orbiting 48 impactor 48 Huygens mission 48 Michibiki 48 Astronaut Sandra Magnus 48 aboard Taurus XL 48 Shuttle Atlantis 48 propellant loading 48 Shuttle Discovery 48 Glonass M 48 Cassini spacecraft 48 ASTRA 1KR 48 Automated Transfer Vehicle 48 SBSS satellite 48 Shepherding Spacecraft 48 shuttle undocks 48 Jupiter Ganymede 48 shuttle underside 48 functioning gyroscopes 48 PSLV 48 Orbiter LRO 48 Mars rovers Spirit 48 stratosphere 48 Upsilon Andromedae b 48 Roskosmos 48 Salizhan Sharipov 48 dummy payload 48 unplanned spacewalk 48 Vehicle PSLV 48 Russian Nikolai Budarin 48 Space Capsule 48 Upsilon Andromedae 48 #/#-minute climb 48 aboard Soyuz rocket 48 Padalka 48 EVAs 48 Commander Charlie Hobaugh 48 Omid satellite 48 LADEE 48 asteroids Ceres 48 geostationary satellite 48 #/#-hour spacewalk [002] 48 Epsilon Eridani 48 station Quest airlock 48 Andrey Borisenko 48 astronauts Douglas Wheelock 48 crawler transporter 48 pad #A 48 GSLV Mk III 48 robotic rover 48 PSLV C8 48 space module Tiangong 48 Solar TErrestrial RElations Observatory 48 Flyby spacecraft 48 Oceansat 2 48 Comet Lulin 48 spacesuits 48 manager Mike Suffredini 48 LORRI 48 Impact Probe MIP 48 Orbital Express 48 Bob Ess 48 Shannon Lucid 48 Shuttle docks 48 Comet Halley 48 satellite Vinasat 48 Baikonur space 48 Xichang 48 Gedmark 48 GSLV F# 48 Zeta Ophiuchi 48 unstowed 48 lunar orbiters 48 Spacecraft 48 Endeavour astronauts 48 satellite GSAT 48 Atlantis Undocks From 48 Shuttle astronauts 48 Earth orbiting satellites 48 Nicole Stott 48 MPLM 48 astronaut Leopold Eyharts 48 Earth Orbit LEO 48 orbiting lab 48 Chandrayaan II 48 robotic explorer 48 Martian rovers 48 martian atmosphere 48 Astronaut Sunita Williams 48 Russian Alexander Kaleri 48 Comet Boethin 48 Garret Reisman 48 lunar orbit insertion 48 Fyodor Yurchikhin 48 Ron Garan 48 ASTRA 3B 48 orbiter Atlantis 48 Servicing Mission 48 twin Voyager spacecraft 48 Sacred Vessel 48 Planck spacecraft 48 Fincke 48 lunar landing 48 robotic probes 48 satellites orbiting 48 lunar equator 47 shuttle Endeavour 47 cosmodrome 47 Hubble orbits 47 renamed GOES 47 APXS 47 Soyuz Fregat 47 Pirs airlock 47 Kibo module 47 Kosmos 3M 47 Russian Soyuz Fregat 47 windshield wiper maneuver 47 spacewalker Scott Parazynski 47 GSLV D3 rocket 47 comet Tempel 1 47 KA SAT satellite 47 GIOVE B 47 icy moons 47 Alexander Kaleri 47 shuttle missions 47 spacewalkers 47 Titan IVB 47 LCROSS spacecraft 47 Rockot 47 Soyuz docked 47 Kwangmyongsong 2 47 thruster 47 GPS IIR M 47 Russian Yuri Malenchenko 47 Comet Hartley 47 ASTRA 1L 47 Kurs automated 47 Mars moon Phobos 47 Martian atmosphere 47 geosynchronous satellites 47 spaceflight 47 airlock module 47 lunar explorer 47 RSRMs 47 coastal Naro 47 spaceflight participant 47 SpaceX Dragon 47 planetary missions 47 Deep Impact spacecraft 47 Europa Orbiter 47 shuttle Discovery blasted 47 spacewalks 47 NEAR Shoemaker 47 Discovery undocking 47 Soyuz TMA #M 47 commander Peggy Whitson 47 Col. Yang Liwei 47 Cartosat 2B 47 SJ #F 47 unpiloted 47 Rosaviakosmos 47 Launch Pad #A 47 Deep Impact craft 47 twin rover Opportunity 47 Atlantis payload bay 47 ESA Huygens 47 Aries Taurus 47 ferrying astronauts 47 Endeavour 47 geosynchronous Earth 47 spacemen Timothy Kopra 47 Russian Valery Tokarev 47 Fincke radioed 47 wife commissioned Celestis 47 astronauts Jing Haipeng 47 Kepler Telescope 47 ISS robotic arm 47 six wheeled rover 47 Launch Abort System 47 Mission Control 47 asteroid flyby 47 polar orbiting 47 asteroid belt 47 robotic explorers 47 Jupiter flyby 47 orbiter lander 47 THEMIS satellites 47 moonbase 47 Plesetsk cosmodrome 47 Piers Sellers 47 engineer Yuri Malenchenko 47 Greg Chamitoff 47 Grammier 47 spokesman Paul Foerman 47 Pavel Vinogradov 47 Fomalhaut b 47 planets Uranus 47 Yang Liwei 47 Gerhard Schwehm 47 spaceflights 47 ESA GOCE 47 Venusian surface 47 orbital resonance 47 Shenzhou VII mission 47 Lunar Module Pilot 47 Gerstenmaier 47 ISC Kosmotras 47 Mars 47 Dnepr booster 47 NEOSSat 47 Comet Machholz 47 Odyssey orbiter 47 Yuri Gagarin blasted 47 engineer Valery Tokarev 47 H IIB 47 DigitalGlobe WorldView 47 shuttle airlock 47 axial tilt 47 Chandrayan 47 Space Shuttle Program 47 lunar probes 47 Oleg Kononenko 47 A# spacecraft 47 Soyuz capsule carrying 47 extravehicular activities 47 ballistic descent 47 Rosetta comet chaser 47 WISE telescope 47 waning gibbous 47 chief Vladimir Solovyov 47 Orbiter Processing Facility OPF 47 Deep Impact comet 47 Mercury flyby 47 Cryosat 47 LRO spacecraft 47 OSIRIS REx 47 Permanent Multipurpose Module 47 orbital debris 47 Kourou spaceport 47 millisecond pulsar 47 suborbital spacecraft 47 Orion spacecraft 47 Space shuttle Atlantis 47 manned spaceflights 47 astronaut Sunita Williams 47 Russian Soyuz capsule 47 Proxima Centauri 47 space shuttle undocked 47 ESA SMART 47 NASA THEMIS 47 orbital maneuvering 47 Shuttle Endeavour 47 STEREO spacecraft 47 twin STEREO spacecraft 47 Halley comet 47 Boris Morukov 47 manned lunar mission 47 cosmonaut Yuri Gagarin 47 meteorological satellites 47 Kuiper belt object 47 NASA Orbiting Carbon 47 Stardust NExT 46 Nasa astronaut 46 sols 46 INSAT 3E 46 Krikalev 46 Arabsat 5A 46 space shuttles 46 magnetotail 46 spokesman Kiyotaka Yashiro 46 resident Gregory Chamitoff 46 protruding thermal 46 Yury Gagarin 46 GPS IIF 46 Space Launch Vehicle 46 Herschel Space Telescope 46 interstellar dust samples 46 spacecraft SpaceShipTwo 46 rocket booster 46 Russian Zvezda module 46 Solar Orbiter 46 Interstellar Boundary Explorer 46 shuttle disintegrated 46 Flight Engineer Suni 46 manned lunar 46 #/#-ton truss 46 redock 46 Epoxi 46 comet hurtling 46 SOHO spacecraft 46 Atlantis robotic arm 46 launching Andrian Nikolayev 46 GPS 2R 46 SIM PlanetQuest 46 Atlantis 46 cryogenic propellants 46 laboratory Kibo 46 Comet Tempel 1 46 exoatmospheric kill vehicle 46 CAPE CANAVERAL Shuttle Discovery 46 THEMIS spacecraft 46 circumlunar satellite 46 Russian Valeri Polyakov 46 ISS Expedition 46 orbital eccentricity 46 Shuttle Atlantis docks 46 Shuttle Discovery docks 46 Chairman G Madhavan 46 elongated orbits 46 Samokutyaev 46 astronaut Scott Parazynski 46 Fei Junlong 46 Crawler Transporter 46 probe Akatsuki 46 astronaut Zhai Zhigang 46 radioisotope thermoelectric generator 46 Kepler telescope 46 countdown dress rehearsal 46 Venus Climate Orbiter 46 Eutelsat KA SAT 46 Atlas IIAS 46 spacecraft Hayabusa 46 Pirs module 46 Apophis 46 Optical Spectroscopic 46 Taikonaut 46 Dnepr rocket carrying 46 Shuttle Endeavour docks 46 Space Shuttle Endeavor 46 ST5 46 NAVSTAR Global Positioning System 46 Sputnik beeped 46 retroreflector 46 astronaut Gregory Chamitoff 46 station Skylab 46 Insat 4CR 46 rover Sojourner 46 ionosphere 46 spacecraft Shenzhou 46 AEHF satellite 46 polar orbits 46 cosmonaut Yuri Malenchenko 46 NASA twin rovers 46 spinning gyroscopes 46 spacewoman 46 reusable manned spacecraft 46 Mars# 46 Lopota 46 Hubble Space Telescope HST 46 Deep Impact probe 46 Alexey Sitev 46 Russian cosmonaut Gennady Padalka 46 Mike Suffredini NASA 46 ship thermal shielding 46 Oleg Skripochka 46 SSETI Express 46 veteran spaceflyer 46 Yurchikhin 46 SpaceShip Two 46 Leroy Chiao 46 infrared telescope 46 magnetic spectrometer 46 rocket 46 Discovery liftoff 46 cosmonaut Alexander Kaleri 46 NASA Ares IX 46 ARISSat 46 irregularly shaped asteroid 46 Global Surveyor 46 xenon propellant 46 GLAST spacecraft 46 Astronauts inspect 46 parabolic trajectory 46 interplanetary missions 46 NASA astronaut 46 Fregat 46 Skylab 46 Cape Canaveral Fla. 46 multistage rocket 46 Gregory Chamitoff 46 Mars landers 46 JCSAT 46 cosmonaut 46 manned missions 46 SumbandilaSat 46 docked flawlessly 46 synchronous polar 46 Kibo JPM JEM Pressurized 46 Astronaut Randolph Bresnik 46 Yang Liwei piloted 46 Maxim Surayev 46 astronauts aboard 46 Saturnian moon Titan 46 Canadian Julie Payette 46 ion thrusters 46 Soyuz capsules 46 Commander Leroy Chiao 46 planet Uranus 46 Russian Gennady Padalka 46 Mars Reconnaissance Orbiter 46 PSLV C7 46 robotic lander 46 Vehicle PSLV C# 46 flybys 46 KSLV 46 6 #/#-hour jaunt 46 launch pad 46 Kwangmyongsong 46 DIRECTV 9S 46 Soyuz launcher 46 NASA LCROSS 46 barren Kazakh steppe 46 unpowered glider 46 ATV Jules Verne 46 JCSAT 9 46 Atlantis astronauts 46 WISE mapped 46 Hispasat 1E 46 Sinosat 46 WASP #b 46 cosmic cannibal 46 Suni Williams 46 spacefaring 46 Permanent Multipurpose Module PMM 46 JWST 46 outermost planets 46 Highly Adaptable Satellite 46 Baikonour