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(Click for frequent words.) 62 Yury Gagarin 58 Russian cosmonaut Yuri Gagarin 58 cosmonaut Yuri Gagarin 57 Vostok spacecraft 56 Yuri Gagarin 55 satellite Sputnik 54 Cosmonaut Yuri Gagarin 54 spaceflight 54 Soviet cosmonaut Yuri Gagarin 54 Soviet cosmonaut 53 manned spaceflight 53 Sputnik satellite 53 reusable spacecraft 53 agency Roskosmos 53 Shenzhou VII mission 52 astronaut Yuri Gagarin 52 Shenzhou VI craft 52 Sputnik 52 manned spacecraft 52 shuttle Endeavor 52 Lyndin 52 Ron Garan 52 Tereshkova 52 Shenzhou IV 51 Baikonur Kazakhstan 51 Shenzhou V spacecraft 51 Biomedical Problems 51 Shenzhou spacecraft 51 Soyuz TMA spacecraft 51 agency Rosaviakosmos 51 spacecraft 51 Salyut 51 Shenzhou VI spacecraft 51 Vostok 3KA 51 Gagarin 51 orbital rendezvous 51 Mars# 51 Phobos Grunt 50 Perminov 50 Sacred Vessel 50 Valentina Tereshkova 50 Cosmodrome 50 Soviet cosmonaut Valentina Tereshkova 50 Yuri Shargin 50 Soviet cosmonauts 50 Dnepr rocket 50 KSLV 1 50 Progress resupply 50 Cosmonautics Day 50 Soyuz capsule 49 lunar landing 49 Shenzhou VII spacecraft 49 space shuttle 49 aboard Skylab 49 aboard Vostok 49 Alexander Samokutyayev 49 Jules Verne ATV 49 Popovkin 49 Kliper 49 unpiloted 49 lunar orbiter 49 Cosmonauts Day 49 Shenzhou VII 49 cryogenic engines 49 Shenzhou VI 49 stage Naro rocket 49 aboard Soyuz spacecraft 49 aboard Soyuz rocket 49 orbit 49 Foton spacecraft 49 chief Vladimir Solovyov 48 spaceflights 48 Apollo Soyuz 48 Foton M3 48 aboard Atlantis 48 Col. Yang Liwei 48 photographing handrails antennas 48 Soviet cosmonaut Yury Gagarin 48 Sergei Korolev 48 Russian cosmonaut Alexander Kaleri 48 Nikolai Budarin 48 Budarin 48 Shenzhou V 48 Vostok 3KA 2 48 Lunokhod 48 Chang'eI 48 manned lunar landing 48 Samokutyaev 48 Salizhan Sharipov 48 Anatoli Perminov 48 Kondratyev 48 manned orbital 47 PSLV C# 47 Ariane rocket 47 Vladimir Komarov 47 Soyuz rocket carrying 47 astronaut Shannon Lucid 47 Baikonour Cosmodrome 47 Nikolai Moiseyev 47 astronaut Yang Liwei 47 Soyuz spaceship 47 shuttle Challenger 47 Soyuz TMA #M 47 Giove B 47 preset orbit 47 cryogenic engine 47 Sergei Korolyov 47 Martian orbit 47 De Winne 47 taikonaut 47 commander Leroy Chiao 47 manned spaceship 47 Roskosmos 47 Automated Transfer Vehicle 47 Planck spacecraft 47 GOCE satellite 47 Yuri Gagarin blasted 47 cosmonaut 47 astronauts 47 agency Roscosmos 47 Ares IX rocket 47 maneuvering thrusters 47 Atlantis undocked 47 human spaceflight 47 astronauts Jing Haipeng 47 Yury Malenchenko 47 Alexei Leonov 47 Qi Faren 47 GSLV rockets 47 Sergei Gorbunov spokesman 47 Glonass satellites 46 Shuttle Challenger 46 Lt. Col. Yang Liwei 46 Hayabusa spacecraft 46 Lopota 46 Boris Chertok 46 Konstantin Tsiolkovsky 46 weather satellite TIROS 46 Shenzhou capsule 46 RSC Energia 46 Plesetsk Cosmodrome 46 GSLV D3 46 Dragon capsule 46 Anatoly Perminov 46 Kazakhstan Baikonur cosmodrome 46 magnetic spectrometer 46 manned Soyuz 46 Orbital Express 46 Soyuz 46 indigenous cryogenic engine 46 Lavochkin 46 Bulava missile 46 Samokutyayev 46 crewmate astronaut 46 Centennial Challenges 46 Fei Junlong 46 Jupiter Icy Moons 46 #/#-hour spacewalk [001] 46 Vitaly Davydov deputy 46 Sevastyanov 46 circumlunar 46 ferrying astronauts 46 PSLV C 46 mission Chandrayaan 46 Commander Dmitry Kondratyev 46 Mercury Gemini 46 Vehicle ATV 46 lunar explorer 46 manned Shenzhou 46 lunar probe 46 SSMEs 46 Cryosat 46 Strelka 45 PSLV C7 45 Galileo satellites 45 International Space Station 45 countdown dress rehearsal 45 Jing Haipeng 45 Sevastianov 45 orbiting observatories 45 Soyuz booster 45 Hubble servicing 45 Minotaur rocket 45 MetOp satellite 45 manned missions 45 antisatellite missile 45 Vladimir Solovyov 45 KazSat 45 unmanned lunar 45 Boris Morukov 45 Chiaki Mukai 45 GIOVE B 45 Bulava intercontinental ballistic missile 45 Ken Bowersox 45 Spacewalks 45 Yuri Koptev 45 Shannon Lucid 45 Discovery liftoff 45 Globalstar satellites 45 scientist Konstantin Tsiolkovsky 45 Tunguska Event 45 deorbited 45 Baikonur Cosmodrome 45 Owen Garriott 45 Minotaur IV 45 Lunar Prospector 45 Endeavour docked 45 Baikonur launch 45 Soyuz spacecraft docked 45 Orion spacecraft 45 Russian Dnepr rocket 45 Andrey Borisenko 45 lunar orbiter Chang'e 45 Eyharts 45 Space Agency 45 spacecrafts 45 Zolotukhin 45 manned lunar missions 45 Sergei Krikalyov 45 spaceplane 45 Feoktistov 45 lunar orbit 45 Yury Lonchakov 45 shuttle missions 45 Molniya M 45 Soyuz spacecraft carrying 45 antisatellite 45 skipper Peggy Whitson 45 indigenous cryogenic stage 45 manned spacecraft Shenzhou VI 45 crewed spacecraft 45 astronauts aboard 45 parachutes malfunctioned 45 GLONASS satellites 45 Romanenko 45 shuttle Discovery 45 Helios 2B 44 Resourcesat 2 44 Soyuz spacecraft 44 shuttle Atlantis 44 spokesman Igor Panarin 44 geo synchronous 44 Liu Boming 44 Kosmos 3M rocket 44 orbital insertion 44 GOCE 44 lunar landings 44 Hayabusa probe 44 Atlantis rocketed 44 Yakushin 44 pioneered manned spaceflight 44 Rosaviakosmos 44 shuttle disintegrated 44 Roman Romanenko 44 orbital maneuvering 44 Yang Liwei 44 taikonaut Yang Liwei 44 Konstantin Feoktistov 44 Zvezda module 44 spacewalks astronauts 44 Rockot launch 44 Space Shuttle Endeavor 44 SpaceX Falcon 9 44 cosmonaut Fyodor Yurchikhin 44 GeneSat 1 44 Nasa spacecraft 44 shuttle fleet 44 suborbital flight 44 spacefarers 44 spacecraft disintegrated 44 director Chuck Dovale 44 chief Anatoly Perminov 44 cosmonaut Pavel Vinogradov 44 orbiting 44 Mars Reconnaissance Orbiter MRO 44 Caldwell Dyson 44 ESA GOCE 44 atmospheric reentry 44 astronaut Owen Garriott 44 planetary Transits 44 Shargin 44 dexterous robot 44 indigenous cryogenic 44 Sputnik beeped 44 engineer Nikolai Budarin 44 Kazakhstan Baikonur 44 Roscosmos 44 Yurchikhin 44 Cosmonauts Sergei Volkov 44 Shuttle Endeavor 44 Mars Pathfinder lander 44 Alexey Sitev 44 microgravity experiments 44 Vostok 44 Zhai Zhigang 44 Soyuz rocket 44 heaviest payloads 44 orbiters 44 Dmitry Kondratyev 44 MirCorp 44 space shuttles 44 Recovery Experiment SRE 44 historian Roger Launius 44 Soyuz rockets 44 PSLV C6 44 Poisk module 44 Discovery undocking 43 Yuri Lonchakov 43 Biological Problems 43 ocean splashdowns 43 Bill Gerstenmaier NASA 43 MetOp 43 Viking landers 43 GSLV rocket 43 Soyuz launcher 43 Rockot launcher 43 Kwangmyongsong 2 43 ion propulsion 43 commander Zhai Zhigang 43 launching Andrian Nikolayev 43 SMOS 43 spacesuits 43 Russians Alexander Kaleri 43 Sergei Volkov 43 Taurus XL 43 manned spaceships 43 Judy Resnik 43 Daniel Sacotte ESA 43 NFIRE 43 lunar probe Chang'e 43 Titan flyby 43 spacewalk 43 Airborne Laser Testbed 43 spacesuit 43 SpaceX Dragon 43 China homemade Feitian 43 shuttle Discovery STS 43 Discovery STS 43 uncrewed 43 unmanned Progress 43 ESA SMART 43 Oleg Kononenko 43 shuttle Discovery undocked 43 built Soyuz spaceship 43 lunar exploration 43 Bowersox Pettit 43 orbiting observatory 43 Shenzhou spaceships 43 Alexander Vorobyov 43 cosmonauts 43 shuttle orbiters 43 orbited Earth 43 orbit insertion 43 Gus Grissom Edward 43 Russian Alexander Kaleri 43 Kaleri 43 Lunar Reconnaissance Orbiter LRO 43 PSLV rocket 43 interplanetary spacecraft 43 Simonetta Di Pippo ESA 43 Apollo missions 43 Gene Cernan 43 Fincke radioed 43 shuttle Endeavour astronauts 43 NASA Stardust spacecraft 43 Skripochka 43 spokesman Valery Lyndin 43 Shenzhou 43 GLONASS M 43 lunar module Eagle 43 Talgat Musabayev 43 astronauts Zhai Zhigang 43 NASA 43 Christa McAuliffe backup 43 spaceship 43 PSLV C9 43 Cosmonaut Mikhail Tyurin 43 Solid Liquid Mixtures 43 engineer Oleg Kotov 43 supercold liquid hydrogen 43 Glonass K 43 Shuttle Discovery 43 blastoff 43 docking compartment 43 shuttle orbiter 42 spacewoman 42 Glonass navigation satellites 42 Heidemarie M. 42 agency Roskosmos Anatoly 42 Kornienko 42 Kavoshgar 42 Konstantin U. Chernenko 42 orbiting complex 42 NASA twin rovers 42 Soyuz craft 42 Proba 2 42 northern Plesetsk launchpad 42 Colonel Yang Liwei 42 Human Spaceflight Microgravity 42 Curiosity rover 42 Russian cosmonaut Nikolai Budarin 42 Zvezda Service 42 Geo IK 42 Gen. Vladimir Popovkin 42 undocks 42 lunar module 42 Svetlana Savitskaya 42 probe Huygens 42 Alexander Kaleri 42 Korolyov 42 Atlantis undocks 42 Muszaphar 42 NASA Cosmic Background 42 Ed Weiler NASA 42 Geosynchronous Satellite Launch Vehicle 42 lunar orbiter Chandrayaan 42 Takao Doi 42 Cosmodrome Kazakhstan 42 Russian cosmonaut Alexei Leonov 42 GPS IIR M 42 Jules Verne Automated Transfer 42 ROCSAT 2 42 Bulava 42 Pirs module 42 Russian leased Baikonur 42 Mikhail Tyurin 42 manager Alan Thirkettle 42 Russian Soyuz rocket 42 Baykonur 42 G. Madhavan Nair 42 RKK Energia 42 Ellison Onizuka 42 Sun Laiyan 42 spacesuit malfunction forced 42 extravehicular activities 42 NASA MESSENGER spacecraft 42 Sergey Volkov 42 Discovery undocked 42 sputnik 42 Omid Hope 42 David Southwood ESA 42 rocket thrusters 42 Endeavour STS 42 SpaceX Dragon capsule 42 NASA Lunar Crater 42 Atlantis STS 42 NASA THEMIS 42 satellite Kwangmyongsong 2 42 Chang'e 42 Voyager spacecraft 42 taikonauts 42 Yinghuo 1 42 Shuichiro Yamanouchi 42 Yang Liwei piloted 42 Huygens mission 42 Norman Thagard 42 ESA Rosetta 42 EPOXI mission 42 Foton M3 spacecraft 42 www.xprize.org 42 Aboard Atlantis 42 Kononenko 42 Russian cosmonaut Salizhan Sharipov 42 Combined Operational Load 42 Russian Soyuz capsule 42 Chilingarov 42 Proton Breeze M 42 Kazakhstan Baikonur Cosmodrome 42 module Kibo 42 engineer Oleg Kononenko 42 X #A scramjet 42 Paulo Nespoli 42 Mars orbiter 42 remote sensing satellite Resourcesat 42 Usachev 42 SpaceShipOne rocket 42 Stardust capsule 42 Jules Verne 42 Mike Suffredini 42 Glonass M 42 spacecraft SpaceShipTwo 42 Pulkovo Airlines 42 LCROSS Centaur upper 42 Shuttle astronauts 42 Volna rocket 42 named Simorgh 42 Gerstenmaier 42 orbiter 42 Edwin Aldrin 42 commander Oleg Kotov 42 probe Chang'e 42 Baikonur spaceport 42 Apollo astronauts 42 Tokarev 42 Canadian Julie Payette 42 astronaut Pam Melroy 42 spacecraft Chandrayaan 1 42 Krasnov 42 ballistic descent 42 Herschel Space Telescope 42 manager Mike Suffredini 42 Discovery undocks 41 cosmonaut Gennady Padalka 41 Zhai Zhigang Liu Boming 41 manager Gerhard Schwehm 41 ESA Huygens probe 41 CDR SO 41 Léopold Eyharts 41 engineer Timothy Kopra 41 William Readdy NASA 41 Ngo Anh 41 cosmonauts aboard 41 Russian cosmonaut Yuri Usachev 41 antisatellite weapon 41 coastal Naro 41 thrusters 41 Astronauts aboard 41 Baikonur 41 duration spaceflights 41 JAXA 41 RKK Energiya 41 spaceflyers 41 GEochemistry 41 Valery Lyndin spokesman 41 Optical Spectroscopic 41 Terminal Countdown Demonstration 41 LISA Pathfinder 41 SELENE lunar satellite 41 director Gene Kranz 41 suborbital hop 41 Endeavour undocks 41 Baikonur Cosmodrome Kazakhstan 41 traveler Richard Garriott 41 Commander Fyodor Yurchikhin 41 Orlan suit 41 Stuhlinger 41 LOCAD PTS 41 Endeavour astronauts 41 GSLV F# 41 astronaut Peggy Whitson 41 Alan Thirkettle 41 winged spacecraft 41 Russian Salizhan Sharipov 41 Wally Schirra 41 space module Tiangong 41 scramjet engine 41 reusable manned spacecraft 41 Apollo Skylab 41 orbiting shuttle 41 Endeavour payload bay 41 interplanetary missions 41 Mars Odyssey spacecraft 41 husband Dick Scobee 41 robotic explorers 41 spacewalks 41 Russian Soyuz spacecraft 41 Plesetsk 41 Briz M booster 41 commander Dmitry Kondratyev 41 spacecraft Cassini 41 unmanned probes 41 Walter Schirra 41 Peter H. Diamandis 41 deorbit 41 Kibo module 41 station Skylab 41 Mars Pathfinder 41 manned lunar 41 Andrei Borisenko 41 Japan Kibo laboratory 41 commander Peggy Whitson 41 Nasa astronaut 41 Dordain 41 VASIMR 41 GSLV Mk III 41 mission Chandrayan 41 Sensing Satellite LCROSS 41 entered lunar orbit 41 engineer Valery Tokarev 41 Russian cosmonaut 41 Atlantis Undocks From 41 satellite ASAT 41 Astronaut Soichi Noguchi 41 Shana Dale 41 Mir Space Station 41 Aboard Endeavour 41 Russian crewmate Yuri 41 shuttle Discovery blasted 41 Padalka 41 Wang Zhaoyao 41 astronaut helper 41 Bearing External Resistance Treadmill 41 Cosmonautics 41 pressurized module 41 suborbital spaceflight 41 robotic spacecraft 41 Jack Swigert 41 PSLV C# rocket 41 Cargo Ship Docks 41 hypergolic 41 flea hop 41 Sriharikota Andhra Pradesh 41 Joel Sitz project 41 astronaut Jerry Linenger 41 Foton M3 mission 41 chairman K. Radhakrishnan 41 CryoSat satellite 41 SELENE probe 41 sub orbital 41 lunar rovers 41 Shuttle undocks 41 Soyuz Fregat launcher 41 Titan flybys 41 Sergei Krikalev 41 extravehicular 41 Kourou French Guyana 41 catapulted Melroy 41 Shuttle Discovery docks 41 SumbandilaSat 41 Pirs Docking Compartment 41 lunar probes 41 Koptev 41 propellant loading 41 microgravity environment 41 X #B Orbital 41 LEOP 41 Outer Space Treaty 41 Grechko 41 Alexander Samokutyaev 41 Lieutenant Colonel Yang Liwei 41 Cosmonaut 41 Suni Williams 41 INSAT 4CR 41 suborbital spacecraft 41 Alexander Losyukov 41 Foton M2 41 GSLV D3 rocket 41 tardigrades 41 enters lunar orbit 41 Khrunichev Space Center 41 Oceansat 2 41 Atlas 2AS 41 Rockot 41 manned lunar mission 41 X #A 41 Foale 40 Vehicle GSLV 40 director Rick LaBrode 40 Space Administration CNSA 40 shuttle 40 O OREOS 40 Gorbunov 40 Mars Opportunity rover 40 Shenzhou capsules 40 aboard Soyuz TMA 40 spacecraft Shenzhou 40 Divine Vessel 40 Peggy Whitson 40 Cassini Huygens 40 Daniel Sacotte 40 H IIB 40 cosmonaut Nikolai Budarin 40 Japanese Kibo lab 40 Commander Oleg Kotov 40 Russian cosmonauts Sergei Volkov 40 commander Sergei Volkov 40 orbited 40 Dmitri Kondratyev 40 Test TCDT 40 MErcury Surface Space ENvironment 40 spacemen 40 Orbiter LRO 40 mock warhead 40 engineer Salizhan Sharipov 40 robotic rover 40 Cosmonaut Salizhan Sharipov 40 lunar landers 40 Exploration Vehicle 40 George Zamka 40 cosmonautics 40 Ed Weiler 40 station Salyut 40 SpaceX Falcon 40 Insat 4CR 40 Gennady Padalka 40 Enceladus flybys 40 Elektron oxygen generation 40 BepiColombo 40 Gedmark 40 JIUQUAN China 40 Satellite Launch Vehicle 40 Allard Beutel NASA 40 Minotaur IV rocket 40 Fyodor Yurchikhin 40 ExoMars mission 40 Commander Gennady Padalka 40 ESA ERS 40 Andrei Kislyakov 40 Vehicle PSLV 40 Valery Tokarev 40 satellite Omid Hope 40 orbital laboratory 40 Stardust spacecraft 40 Hubble Space telescope 40 Astronaut Sunita Williams 40 Grammier 40 Mercury Redstone 40 astronauts Wally Schirra 40 orbiting lab 40 Skylab 40 CHIPSat 40 NASA Administrator 40 AJ# engine 40 SpaceLoft XL rocket 40 Russian cosmonaut Valery Tokarev 40 ESA astronaut 40 Mars rovers Spirit 40 Soyuz TMA capsule 40 geo synchronous transfer 40 closest flyby 40 Leonov 40 SinoSat 40 Valery Polyakov 40 Sputniks 40 Pamela Melroy 40 radar altimeter 40 Gu Yidong 40 Klinkrad 40 shuttle Endeavour STS 40 Mars# experiment 40 engineer Yury Lonchakov 40 Space Shuttle Atlantis 40 commander Gennady Padalka 40 liftoff 40 Russian cosmonauts 40 don spacesuits 40 Shuttle Discovery blasts 40 NASA LCROSS 40 cosmodrome 40 Japanese astronaut Takao 40 Kirk Shireman 40 Cosmonaut Training Center 40 MESSENGER spacecraft 40 duration spaceflight 40 Russia Baikonur cosmodrome 40 geosynchronous satellite launch 40 Flight Engineer Soichi 40 astronaut Leopold Eyharts 40 Discovery astronauts 40 commander Fyodor Yurchikhin 40 Cosmonauts 40 Baiterek 40 Starsem 40 billionaire Guy Laliberte 40 stilt walker Laliberte 40 gripped Dextre 40 astronauts Gus Grissom 40 unmanned spaceplane 40 SCISAT 40 Orbiter MRO 40 Space Capsule 40 Jupiter Icy Moons Orbiter 40 Rick Linnehan 40 asteroid Itokawa 40 Dominic Gorie 40 Kosmotras 40 interplanetary probes 40 spacecraft Hayabusa 40 Cosmonauts Fyodor Yurchikhin 40 Centaur rocket 40 deorbiting 40 windshield wiper maneuver 40 STS #L 40 Shuttle Discovery undocks 40 Atlas IIAS 40 Zhang Qingwei 40 polar orbiting 40 spacewalking 40 Soyuz capsule carrying 40 YES2 40 Rosetta spacecraft 40 Readdy 40 sub orbital spaceflight 40 buckypaper virtually 40 Shuttle Endeavour blasts 40 aboard Endeavour 40 director Holly Ridings 40 adventure Chamitoff radioed 40 Charlie Hobaugh 40 Nasa 40 Infrared Pathfinder Satellite 40 Soyuz Fregat rocket 40 Ariane launcher 40 liquid propellant 40 comet flyby 40 orbiter robotic arm 40 Leroy Chiao 39 Oefelein piloted 39 Russian cosmonaut Gennady Padalka 39 GLAST spacecraft 39 spokesman Michael Braukus 39 laboratory Skylab 39 hypersonic flight 39 Krikalev 39 J 2X engine 39 SpaceLoft XL 39 WISE mapped 39 Pegasus XL 39 lithium hydroxide canisters 39 Alexander Vorobyov spokesman 39 GSAT 5P 39 Bob Thirsk 39 Kepler observatory 39 microgravity 39 NPO Lavochkin 39 shuttle Endeavour 39 orbital maneuvers 39 LCROSS spacecraft 39 Space Shuttle Discovery 39 Satellite Launch Vehicle GSLV 39 unmanned lunar orbiter 39 astronaut Tim Kopra 39 Space Station 39 Discovery Robonaut 39 wife commissioned Celestis 39 Spacesuits 39 Hubble Space Telescope HST 39 X #As 39 Xie Mingbao 39 budging Wheelock told 39 space shuttle undocked 39 astronaut Gene Cernan 39 Caldwell Dyson Skvortsov 39 defective gyroscope 39 undocking 39 suborbital 39 William Gerstenmaier NASA 39 undocked 39 Miguel Lopez Alegria 39 Eurobot 39 shuttle Atlantis STS 39 MRM2 39 SpaceShip One 39 Saturnian moon Titan 39 Spacewalkers Scott Parazynski 39 RL# engine 39 CryoSat 39 Plane OSP 39 Tunguska explosion 39 unstowed 39 shuttle Atlantis astronauts 39 ultraviolet imaging spectrograph 39 cryogenic propellant 39 Virgin Galactic unveils 39 Omid satellite 39 Molniya 39 Baikonur cosmodrome 39 Jerrie Cobb 39 urine recycler 39 Astronaut Leroy Chiao 39 lunar spacecraft Chandrayaan 39 reboost 39 Lunar Module 39 Simonetta Di Pippo 39 Enceladus flyby 39 robotic explorer 39 Zhang Jianqi 39 Space Launch Vehicle 39 SBSS satellite 39 particle physics detector 39 Aerospace DAILY 39 cosmonaut training 39 HAMSAT 39 lunar lander 39 remote sensing satellites 39 ExoMars rover 39 NASA Space Shuttle 39 Convection Rotation 39 Helen Sharman 39 Russian Nikolai Budarin 39 Kibo JPM JEM Pressurized 39 Hayabusa 39 satellite KazSat 39 annual Sputnikfest 39 lunar orbits 39 Space Shuttle 39 CEO Jeff Greason 39 payload fairing 39 astronaut Andrew Feustel 39 GLAST telescope 39 Apollo lunar 39 onboard Chandrayaan 39 nanosatellites 39 Manned Spacecraft Center 39 Dnepr rocket carrying 39 propellent 39 Konrad Dannenberg 39 Shuttle Endeavour docks 39 Virgil Gus Grissom 39 commander Pavel Vinogradov 39 Earth orbit 39 Kenneth Bowersox 39 Taikonauts 39 Satellite Aided Tracking 39 Permanent Multipurpose Module PMM 39 Pavel Vinogradov 39 Divine Vessel capsule 39 #/#-minute climb 39 SuitSat 39 GOES O 39 spacecraft orbited 39 orbiting telescope 39 Chandrayan 39 thrusters maneuvered 39 astronauts Scott Parazynski 39 Alan Shepard 39 space shuttle Discovery 39 electric ion propulsion 39 Rassvet 39 comet chaser 39 administrator Sean O'Keefe 39 Soviet cosmonaut Alexi Leonov 39 Kepler Telescope 39 Norm Thagard 39 Voskhod 39 Commander Pam Melroy 39 veteran spaceflyer 39 Space Shuttle Orbiter 39 orbiter Atlantis 39 Kursk submarine 39 spokesman Rob Navias 39 Soyuz capsules 39 orbiting laboratory 39 Pirs docking compartment 39 Nie Haisheng 39 GPS 2R 39 Eagle lunar module 39 Glonass 39 Mercury flyby 39 Japanese Aerospace Exploration 39 Baikonur space 39 Luan Enjie chief 39 Infrared Astronomy SOFIA 39 Lunar Module Pilot 39 Baikonour 39 Herschel Planck 39 Russian Yuri Lonchakov 39 ATV Jules Verne 39 ECO sensor 39 aerobraking 39 Sineva missile 39 CAPE CANAVERAL Shuttle Discovery 39 Ashly Costa 39 tourist Richard Garriott 39 Jiaolong 39 OSIRIS Rex 39 ARCTUS 39 father Owen Garriott 39 Madhavan Nair 39 lunar 39 Laika 39 Martian rover 39 Khrunichev Space Centre 39 STPSat 39 Glonass satellite 39 ILS Proton rocket 39 Geosynchronous Transfer Orbit GTO 39 Valery Lyndin 39 Breeze KM 39 Russian cosmonaut Sergei Volkov 39 Orion capsule 39 Astronaut Gregory Chamitoff 39 Chandrayaan 39 Elenin 39 entrepreneur Elon Musk 39 EVAs 39 Pilot George Zamka 39 coolant loops 39 Geeky tweeters 39 unmanned spacecraft 39 Unha 2 39 spaceflyer 39 Soyuz FG 39 MISSE 39 shuttle undocks 39 CAPE CANAVERAL Astronauts 39 SBIRS HEO 39 solid propellants 39 DART spacecraft 39 spacecraft orbiting 39 Ye Peijian 39 NAVSTAR Global Positioning System 39 Express AM# 39 Cernan 39 Weightless Wonder 39 Taikonaut 39 START treaty expired 39 PSLV 39 breathing scramjet engine