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(Click for frequent words.) 58 spokesman Michael Braukus 55 Engelauf 55 windshield wiper maneuver 55 manager Gerhard Schwehm 54 Robert Mirelson 54 NASA 53 Kavandi 53 spokesman Robert Mirelson 53 Mirelson 53 spokesperson Allard Beutel 52 William Gerstenmaier 52 Dordain 52 Volker Liebig 52 Friedensen 51 Richard Gilbrech 51 Operations Bill Gerstenmaier 51 Michael Braukus 51 Spudis 51 Rosaviakosmos 51 recalled Seymour Himmel 51 NAOMS 51 Ryschkewitsch 51 Kepler Mission 51 Glenn Mahone NASA 51 Ceccacci 50 David Southwood ESA 50 Rex Geveden 50 Ron Dittemore shuttle 50 Allard Beutel 50 Preston Burch 50 scientist Anthony Colaprete 50 visit http:/saturn.jpl.nasa.gov 50 Oleg Ivanovsky 50 William Readdy 50 Lunar Reconnaissance Orbiter LRO 50 spokesman Greg Caires 50 Admiral Gehman 50 executive Seymour Himmel 50 AFOSR 50 Shana Dale 49 Carl Marchetto 49 Derek Hassmann 49 Simonetta Di Pippo 49 JIMO 49 specialists Lisa Nowak 49 director Charles Elachi 49 Orion CEV 49 Stephanie Schierholz 49 BepiColombo 49 ESA ASI 49 Kounaves 49 F. Readdy NASA 49 WISE telescope 49 Orbital Express 49 Foing 49 CAIB recommendations 49 Chris Scolese 49 Innovative Partnerships Program 49 Martian rover 49 L. Behnken 49 Eileen Hawley 49 Michoud La. 49 Kylie Clem 49 Bill Readdy NASA 49 Simonetta Di Pippo ESA 48 spokesman Paul Foerman 48 Nasa 48 Kim Shiflett 48 Sjamsoeddin 48 Pete Theisinger 48 JIMO mission 48 spokesman Grey Hautaluoma 48 EarthCARE 48 Ronald G. Fraass 48 Russian cosmonaut Maxim Suraev 48 NSSTC 48 Lynnette Madison 48 Luan Enjie 48 Jupiter Icy Moons 48 lunar landers 48 NuSTAR 48 Cassini Huygens 48 Administrator Shana 48 Lee Joo jin 48 Marlaire 48 Solar Orbiter 48 GREENBELT Md. NASA 48 Anyamba 48 Marshall Spaceflight 48 DubaiSat 1 48 Ollenburger 48 Simonetta Di Pipo 48 STORRM 48 Diviner instrument 48 NASAs 48 dexterous robot 48 Shewairy 48 Swales Aerospace 47 Krimigis 47 visit http:/www.nasa.gov/shuttle 47 A'Hearn 47 John Yembrick 47 astrobiology scientist 47 Marion LaNasa 47 Christopher Scolese 47 Educator Astronaut 47 Sirangelo 47 circumlunar 47 chairman K. Radhakrishnan 47 Bruce Banerdt 47 AERONET 47 director Chuck Dovale 47 Lunar Orbiter 47 spokesman Igor Panarin 47 Huygens mission 47 O. Hobaugh 47 Director Charles Elachi 47 Readdy 47 Franco Bonacina 47 Space Fence 47 Heidemarie M. 47 Hakan Svedhem 47 Christopher Chyba 47 Mars Color Imager 47 ExoMars rover 47 Atlantis Undocks From 47 Woodrow Whitlow 47 ESMD 47 Shuttle Endeavour docks 47 administrator Sean O'Keefe 47 I3P 47 Daniel Sacotte ESA 47 Mars Pathfinder lander 47 Allan Cheuvront 47 Billy Stair 47 Cassini Huygens Mission 47 http:/www.nasa.gov 47 Yembrick 47 Jupiter Icy Moons Orbiter 47 Kirk Shireman 47 Tony Ceccacci 47 Winglee 46 EPOCh 46 Kent Rominger 46 Gerstenmaier 46 Tegnelia 46 Phobos Grunt 46 OSIRIS REx 46 ExoMars mission 46 Shuttle Discovery docks 46 mineralogical mapping 46 Europa Orbiter 46 chairman Madhavan Nair 46 Web visit http:/www.nasa.gov/home 46 Volatile Evolution 46 Berinstain 46 Bob Mehal 46 SSP FRR 46 NASA MESSENGER 46 Fincke Greg Chamitoff 46 Ed Weiler 46 periodically lubricate 46 Zornetzer 46 spokeswoman Kathy DeLucas 46 here Vanderwagen 46 Exceptional Achievement Medal 46 unrepaired gouge 46 http:/saturn.jpl.nasa.gov 46 manager Mike Suffredini 46 Visit SPACE.com 46 WebTAS 46 Webb Telescope 46 John Brunschwyler 46 Shuttle Discovery undocks 46 ESA GOCE 46 Cape Canaveral Nasa 46 George Muellner 46 Viking Orbiter 46 Mary Voytek 46 manages JPL 46 Pascale Ehrenfreund 46 geospace science 46 MSIAC 46 CALIPSO 46 Robotic Exploration 46 Norm Thagard 46 Frederick Sturckow 46 Rich Zurek 46 N. Rathnasree 46 Eagle lunar lander 46 planetary missions 45 ARRL AMSAT 45 unmanned lunar orbiter 45 Huygens Probe 45 Rick Gilbrech 45 Lesa Roe 45 Scolese 45 ESA Planck 45 Nikolai Moiseyev 45 Pete Hasbrook 45 F. Readdy 45 Hubble Space 45 Owen Garriott 45 Sasselov 45 Mark N. Sirangelo 45 Kostelnik deputy 45 Alphonso Diaz 45 Astro E2 45 astronaut Pam Melroy 45 Nousek 45 Herschel Space Telescope 45 Charles Camarda 45 NASA JPL 45 autonomous rendezvous 45 Zhang Jianqi 45 Korotev 45 Jean Luc Margot 45 Thales Alenia 45 journal Acta Astronautica 45 Grammier 45 planetary explorations 45 specialists Scott Parazynski 45 Cloutier Lemasters 45 Orbital Debris 45 NASA Lunar Crater 45 RADARSAT 2 45 NASA Cosmic Background 45 Rick Lehner 45 m2mi 45 Bob Ess 45 unmanned probes 45 Gaele Winters 45 Climate Experiment GRACE 45 Schweickart 45 lunar exploration 45 M. Annadurai 45 Roddam Narasimha 45 Hirjibehedin 45 Space Shuttle Program 45 robotic spacecraft 45 LADEE 45 commander Pam Melroy 45 Paul Swiergosz 45 LCROSS mission 45 Lester Lyles 45 Elachi 45 LDCM 45 Administrator Sean O'Keefe 45 Rick Linnehan 45 EPOXI mission 45 Apollo Lunar Module 45 Volker Liebig ESA 45 GPS Block IIF 45 Decadal Survey 45 BN Suresh 45 Glenn Mahone 45 manager Ron Dittemore 45 Manned Spacecraft Center 45 Cryosat 45 Daniel Sacotte 44 laser altimeter 44 Mars moon Phobos 44 collectSPACE.com 44 planetary Transits 44 Charles McQueary 44 Deep Impact mission 44 Astrobiology Institute 44 NASA LaRC 44 Starfire Optical Range 44 ESA Rosetta 44 Paul Spudis 44 Bill Gerstenmaier associate 44 Craig Steidle 44 lunar expeditions 44 Jack Marburger 44 Omar Baez 44 Alain Berinstain 44 Buesseler 44 William Readdy NASA 44 extravehicular mobility units 44 Peter Diamandis chairman 44 NASA Stratospheric Observatory 44 coastal Naro 44 Virgin Galactic unveils 44 Space Station Status 44 spokeswoman Arlene Mellinger 44 Richard Grammier 44 Rick Searfoss 44 Mark Uhran NASA 44 Cathy Peddie LRO 44 Global Precipitation Measurement 44 UNOOSA 44 agency Roskosmos 44 Haise 44 Gerhard Schwehm 44 EIAST 44 IBEX spacecraft 44 Ruitberg 44 Douglas Hudgins Kepler 44 Operationally Responsive Space 44 manned lunar 44 maritime subsurface 44 Human Spaceflight Microgravity 44 Richard Vondrak 44 Rosaly Lopes 44 Dalcanton 44 NASA Educator Astronaut 44 Shuttle Docks 44 Russians Alexander Kaleri 44 Satcher Jr. 44 shuttle Endeavour STS 44 GRAIL mission 44 Cherie Cullen 44 AIRSS 44 LaRC 44 CryoSat mission 44 Saturnian moon Titan 44 Ronald Dittemore 44 NASA EPOXI mission 44 spokesman Barron Beneski 44 Operations Mission Directorate 44 rover Curiosity 44 Altair lunar lander 44 Ouyang Ziyuan 44 Lunar Module Pilot 44 Geeky tweeters 44 MAVEN 44 O OREOS 44 GeneSat 44 Junichiro Kawaguchi 44 RpK 44 GLAST telescope 44 Bindschadler 44 Russia Khrunichev 44 Orion Ares 44 human spaceflight 44 Jean Pierre Lebreton ESA 44 Planetary Protection 43 mission Chandrayan 43 Uninhabited Aerial Vehicle 43 Sergei Gorbunov spokesman 43 Phil Engelauf 43 spacecraft SpaceShipTwo 43 Riesselmann 43 Steve Landeene 43 ASRC MS 43 Solar TErrestrial RElations Observatory 43 Taylor Dinerman 43 William Gerstenmaier NASA 43 ICESCAPE 43 administrator Lori Garver 43 Russian cosmonauts Andrei Borisenko 43 YES2 43 WISE infrared 43 spokesman Kiyotaka Yashiro 43 collectSPACE 43 Mission Directorates 43 Space shuttle undocks 43 spacecraft orbiting 43 CHIPSat 43 enters lunar orbit 43 NFIRE 43 commander George Zamka 43 Virts 43 Kliper 43 spokeswoman Melissa Koskovich 43 Specialist Greg Chamitoff 43 Rob Navias 43 Kepler observatory 43 Pam Melroy 43 Chandrayaan II 43 Holly Ridings 43 RfP 43 Nanna Professional Geologist 43 astronaut Charles Camarda 43 SELENE probe 43 Probe Slams Into 43 Lunine 43 Léopold Eyharts 43 Cargo Launch Vehicle 43 manned lunar landing 43 Andrea Accomazzo 43 spokesman Glenn Mahone 43 Wang Zhaoyao 43 Lockheed Martin SBIRS 43 Vakoch 43 DIXI 43 NASAâ € ™ 43 Manned Spaceflight 43 Vehicle CEV 43 Jeff Greason 43 Deep Impact comet 43 FFRDC 43 Louis Stodieck 43 Shenzhou spacecraft 43 SIM PlanetQuest 43 Shuttle Endeavour undocks 43 McKay planetary scientist 43 Klinkrad 43 manned lunar missions 43 astronauts Nicole Stott 43 Samokutyayev 43 ISS resupply 43 JDEM 43 Extra Vehicular Activity 43 Dan Durda 43 spokeswoman Sara Kuban 43 Manyapu 43 PRCB 43 quote unquote dusty 43 Earth Observation Programmes 43 weather satellite TIROS 43 Shuttle Atlantis docks 43 Julie Van Kleeck 43 STSS Demonstration 43 JAXA 43 NASA Wallops 43 John Brunschwyler Taurus 43 Claude Nicollier 43 Shuttle Discovery arrives 43 Cooning 43 Mercury flyby 43 Laser Interferometer Space 43 spokeswoman Kylie Clem 43 Mike Suffredini NASA 43 engineer Timothy Kopra 43 NASA Interstellar Boundary 43 Commander Charlie Hobaugh 43 CCDev 43 NASA WMAP 43 Pilot George Zamka 43 WISE spacecraft 43 twin STEREO spacecraft 43 JLUS 43 G. Madhavan Nair 43 Constellation Ares 43 Story Musgrave 43 Karamargin 43 CloudSat 43 Rover MER 43 Mike Suffredini 43 AMPERE 43 Phil Grone 43 historian Roger Launius 43 lunar explorer 43 Dr. Jeffrey Peipert 43 Dan Bursch 43 NPO Lavochkin 43 Mars Surveyor 43 Rain overcast sky 43 Bob Behnken 43 Gedmark 43 Atlantis undocks 43 Yuri Koptev 43 Tom Marshburn 43 orbital rendezvous 43 Hubble servicing 42 Lunar Roving Vehicle 42 Planetary Science Division 42 engineer Christopher Scolese 42 orbiting telescope 42 SMDC ARSTRAT 42 Dittemore 42 Mars rovers 42 Liscouski 42 Sensing Satellite LCROSS 42 extravehicular activities 42 Launch Postponed 42 Earth Observation System 42 bigger rocketships 42 Innovative Partnerships 42 GeneSat 1 42 Orion MPCV 42 William Shumann 42 Maria Zuber 42 LOCAD PTS 42 Rusty Schweickart 42 De Winne 42 Interior Laboratory GRAIL 42 subsurface soils 42 Ares I. 42 LEMV 42 Krishnaswamy Kasturirangan 42 Space Shuttle Endeavor 42 Mars orbiting spacecraft 42 Antenna LISA 42 NLSI 42 Joe Veverka 42 Allard Beutel NASA 42 MARSIS radar 42 exobiology 42 Bioastronautics Roadmap 42 Yannick d' Escatha 42 Martian microbes exist 42 SpaceX Dragon capsule 42 Russell Schweickart 42 Milt Heflin chief 42 pre decisional 42 astronaut Joseph Acaba 42 Squyres 42 Lunarline 42 K. Lichtenberg 42 BBSNews #-#-# NASA 42 Payload Operations Center 42 Gunman kills hostage 42 lunar regolith 42 decadal survey 42 Minotaur IV launch 42 A. Cernan 42 DragonLab 42 Heliophysics 42 Walter Schirra 42 National Geographic TOPO 42 spacewoman 42 Space Command AFSPC 42 THEMIS satellites 42 M Annadurai 42 gamma ray observatories 42 Russia Dmitry Kondratyev 42 Squyres Cornell 42 W. Haise 42 Isro 42 Interorbital Systems 42 MWH Laboratories 42 Samuel Ting 42 TJ Creamer 42 Charles Elachi 42 Kenneth Ham 42 Permanent Multipurpose Module PMM 42 Mars Opportunity rover 42 Ulrich Dahmen 42 Talgat Musabayev 42 Jean Pierre Lebreton Huygens 42 reusable spacecraft 42 Nasa Kepler 42 NESDIS 42 Charlie Camarda 42 AEgis Technologies 42 robotic landers 42 Jeff Spieler 42 budging Wheelock told 42 Grechko 42 PASADENA Calif. NASA 42 Orion LAS 42 agency Rosaviakosmos 42 Anthony Colaprete LCROSS 42 Subsonic Rotary Wing 42 STSS Demo 42 interplanetary spacecraft 42 Roskosmos 42 USSTRATCOM 42 ice cream tubby 42 Tim Kopra 42 Yury Lonchakov 42 Pillinger 42 Japan Kibo laboratory 42 Oefelein piloted 42 Shuttle docks 42 ISS Expedition 42 director Rick LaBrode 42 astronauts Scott Parazynski 42 Rajeev Rastogi 42 Commander Sergei Krikalev 42 Brent Wahlquist 42 RLEP 42 Stardust NExT mission 42 Cosmic Vision 42 Louise Francesconi 42 Ron Dittemore 42 Fincke radioed 42 Houbolt 42 BepiColombo mission 42 Environment Explorer LADEE 42 Foton M2 42 operationally responsive space 42 NGATS 42 Gene Cernan 42 Russian cosmonauts Alexander Kaleri 42 awarded manned spaceship 42 Orbiting Carbon Observatory OCO 42 Max Launch Abort 42 Cassini Huygens spacecraft 42 National Aeronautics 42 Mike Leinbach shuttle 42 spacewalking specialists 42 lunar rovers 42 buckypaper virtually 42 Lieutenant Colonel Yang Liwei 42 Tony Tether 42 Spatiales CNES 41 Mars Rover 41 Terrestrial Planet Finder TPF 41 Adm. Hal Gehman 41 Susan Kilrain 41 PlanetSpace 41 CEO Jeff Greason 41 Rolf Kudritzki 41 Ghassem Asrar 41 Lt. Gen. Trey Obering 41 Professor Pillinger 41 Alexis Livanos 41 Skripochka 41 Foton M3 41 Clementine spacecraft 41 Explorer WISE 41 hypersonics 41 Haymet 41 Norman Thagard 41 DOE NNSA 41 NASA Stardust NExT 41 JPEO 41 MEPAG 41 Travelli 41 System F6 41 NASA LCROSS 41 Robotic Lunar Exploration 41 Peter Diamandis founder 41 Joseph Cuzzupoli 41 Fran Bagenal 41 HSDN 41 spacecraft 41 UNITeS contract 41 Obering 41 Spacebook 41 Ngo Anh 41 Svedhem 41 Stenbit 41 Jeff Ollenburger 41 NOAA GOES 41 NIST Smart Grid 41 Mission SRTM 41 Dennis J. Hejlik 41 NASA Astrobiology 41 Ye Peijian 41 attacks Akawu 41 asteroid deflection 41 Michael Kostelnik 41 NASA Administrator 41 Flame Trench 41 orbiting Kepler telescope 41 MPCV 41 Quasny 41 spokesman Allard Beutel 41 ion propulsion 41 Mir Ali Mohammadi 41 George Zamka 41 Astronaut Julie Payette 41 Apollo missions 41 Lt. Gen. Henry Obering 41 Radiation Oncology Biol 41 Yakushin 41 HiRISE 41 Educator Astronauts 41 Glonass K 41 Endeavour undocks 41 Bernard Foing 41 Perminov 41 AFOTEC 41 Terrier Orion 41 Mylswamy Annadurai 41 Jonathan Lunine 41 Godspeed Discovery 41 Commander Sergei Volkov 41 Mars rover 41 NASA Far Ultraviolet 41 Upsilon Andromedae b 41 Persis Drell 41 Great Observatories 41 Agency Jaxa 41 Col. Pamela Melroy 41 spokeswoman Andrea Wuebker 41 Mars rovers Opportunity 41 thrusters maneuvered 41 Samokutyaev 41 Emily Lakdawalla 41 Mission TRMM 41 Greenslade Cpl 41 FPDS NG 41 Lunar CRater Observation 41 Boris Horvat 41 Cassini Equinox 41 JPDO 41 COSPAR 41 JAUS 41 Col. Jan Simamora 41 Evolved Expendable Launch Vehicle 41 Ghoshroy 41 Rosetta spacecraft 41 engineer Nicole Stott 41 allegedly stalked Shipman 41 GLAST spacecraft 41 Jedicke 41 Interplanetary Internet 41 Jennifer Heldmann 41 Margaret Leinen 41 Board CAIB 41 Werner von Braun 41 interoperable geospatial 41 SLOCOG 41 Ralph McNutt 41 GPS IIR M 41 Nick Ceto 41 Norm Augustine 41 NASA GSFC 41 Casani 41 USAISEC 41 Lopota 41 foam shedding 41 NSBRI 41 Spacewatch 41 Launch Abort System 41 Rapiscan Secure #MP 41 Jane Lubchenco NOAA 41 Solar Dynamics Observatory 41 Applied Physics Lab 41 Maj. Gen. Douglas Raaberg 41 CxP 41 David Deptula 41 Chuck Dovale 41 extrasolar planet observations 41 unreadable astronaut 41 Adm. Harold Gehman 41 Jean Pierre Lebreton 41 Caltech Jet Propulsion 41 Philae lander 41 planetary geology 41 Alexei Krasnov 41 Drake Deming 41 chairman G Madhavan 41 orbiters 41 Heliophysics Division 41 Orbital Space 41 Ken Bowersox 41 Gilbrech 41 Fincke Andrew Feustel 41 JAXA Satoshi Sano 41 Orbiter LRO 41 Susan Schonfeld 41 Roscosmos 41 Suffredini 41 Roger Scammell PGeo 41 Alexander Samokutyayev 41 Convection Rotation 41 Adm. Gehman 41 propulsion subsystem 41 QHSR 41 Terry Virts 41 Eric Becklin 41 Fossum Lisa Nowak 41 scientist Rafat Ansari 41 Research Institute NSBRI 41 Mars# 41 Sun Laiyan 41 Agency JAXA 41 DRDC 41 Lyndin 40 Drew Shindell 40 astronaut Rick Mastracchio 40 Air Force Evolved Expendable 40 NASA Kepler 40 Buzz Aldrin Apollo 40 Cassini 40 Pilot Terry Virts 40 universe Kaku 40 engineer Nikolai Budarin 40 Mike Fincke radioed 40 impeach USADA 40 Scrubs Shuttle Launch 40 Jerrie Cobb 40 Lebacqz 40 DART spacecraft 40 PEIS 40 Lt. Col. Douglas Lefforge 40 Mary Cleave 40 Canadian Julie Payette 40 Harold Gehman 40 astronaut Rusty Schweickart 40 survivability Ben Iesau 40 EVA extravehicular activity 40 Nikolai Budarin 40 commander Dmitry Kondratyev 40 Wick Haxton 40 Hubble 40 Charles Elachi director 40 agencywide 40 orbital spaceflight 40 Nasa astronaut 40 Boehlert RN.Y. 40 ESA ESOC 40 Admiral Harold Gehman 40 Astronaut Peggy Whitson 40 lunar rover 40 PEO C4I 40 spokesman Larry Orluskie 40 these windfalls Lunsford 40 Bai Tian deputy 40 decadal surveys 40 Nasa Ames 40 Chairman G Madhavan 40 adventure Chamitoff radioed 40 Chenok 40 CBERS 2B 40 Exploration Vehicle 40 French frigate Nivose 40 Son Nghiem 40 suborbital spaceships 40 director Tony Ceccacci 40 duration spaceflights 40 linear collider 40 Konacki 40 Fossum Piers Sellers 40 Lunar Exploration 40 Irene Mona Klotz 40 LibertyWorks 40 agency Roscosmos 40 Firouz Naderi 40 NASA Microgravity 40 imaging spectrometer 40 GLAST 40 microgravity experiments 40 NASA Jet Propulsion Lab 40 Human Spaceflight 40 Shuttle Atlantis arrives 40 Vostok spacecraft 40 orbiting Hubble Space Telescope 40 Kepler Space Telescope 40 Orion Crew 40 Ed Weiler NASA 40 deorbiting 40 Jean Yves Le Gall 40 Curiosity rover 40 Wallops Island Va. 40 malfunctioning rotary joint 40 Woteki 40 Mission Directorate 40 magnetospheric imaging instrument 40 Hubble Servicing 40 Lautenbacher 40 SpaceShip One 40 Wide Procurement SEWP 40 RKK Energia 40 Orbiter MRO 40 commander Sergei Krikalev 40 Transportation ADOT 40 astrobiological 40 meteorological satellites 40 Stodieck 40 Martin Tomasko 40 Research Organisation Isro 40 Kaiser STEREO 40 Twittering invitees 40 Colaprete 40 Carrington P.Geo 40 lunar missions 40 Shuttle undocks 40 X #B Orbital 40 Hod Lipson 40 Prof. Hawking 40 Weightless Wonder 40 GOES R 40 asteroid orbit 40 B. Donley 40 Dirk Debbink 40 SpaceWeather.com 40 Charlie Hobaugh 40 Lunar Outpost 40 spaceplane 40 Kurt Retherford 40 CSOC 40 orbital insertion 40 SERVIR 40 shuttle underbelly 40 Marc Rayman 40 manned orbital 40 HiRISE camera aboard 40 scramjet engines 40 Russian Nikolai Budarin 40 Phil DeCola 40 ESA SMART 40 Wallops Flight Facility 40 Jeremy Graeber 40 JINR 40 Orion spacecraft 40 Cernan 40 elliptical polar 40 Mike Leinbach 40 Deep Impact eXtended Investigation 40 Parazynski practically 40 Jaxa 40 Luis Alberto Martos 40 Systems Mission Directorate 40 Ray Villard 40 Lovell Fred Haise 40 CANEUS 40 singer Darryl Phinnessee 40 Canadarms 40 Gen. Guy Laroche 40 NASTAR Center 40 Commander Oleg Kotov 40 clobbered Serenity 40 Huchra 40 spokesman Rob Navias 40 astronaut Ronald Garan 40 ORAU 40 Konstantin Feoktistov 40 Chang'eI 40 Commercial Reusable Suborbital 40 Lousma 40 NGNP 40 NASA Lunar Prospector 40 Mars Odyssey spacecraft 40 ST5 40 Exploration Vehicle CEV 40 interplanetary missions 40 Rudy Schild 40 Hubble Telescope 40 cybercommand 40 Milt Heflin 40 ISS crewmember 40 Atlantis robotic arm 40 AEHF satellites 40 Audrey McCool 40 Ariane launcher 40 Martian arctic 40 pilot Charlie Hobaugh 40 PDEIS 40 scramjets 40 China Manned Space 40 Shuttle astronaut 40 Navair 40 comet flyby 40 JPEO JTRS 40 SDEIS 40 Mazlan Othman 40 Bill Gerstenmaier 40 NEOWISE 40 NASA THEMIS 40 VASIMR 40 Fermi telescope 40 LCROSS Centaur upper 40 Qi Faren 40 Commander Gennady Padalka 40 OFPP 40 Charlie Precourt 40 uncrewed 39 Natalie Batalha 39 Steve Squyres 39 Space Administration CNSA 39 Spitzer Space Telescopes 39 Kasturirangan 39 Jet Propulsion Lab 39 SELENE 39 NASA astrobiology 39 Vehicles Directorate 39 Flyby spacecraft 39 Fermi Telescope 39 VS Ramamurthy 39 NetFires 39 Lt. Col. Tanya Bradsher 39 Centennial Challenges 39 Alexander Vorobyov spokesman 39 NBACC 39 Discovery undocks 39 planetary science 39 A. Sivathanu Pillai 39 Anatoly Perminov 39 www.xprize.org 39 SMEX 39 Tim Coughlin MAusIMM 39 Libra constellation Vogt 39 conclusions NASA Astrobiology 39 Hubble gyroscopes 39 Robert Hoot Gibson 39 Elliot Pulham 39 orbiter robotic arm 39 PM DCATS 39 NASRDA 39 Sergei Gorbunov 39 SIRTF 39 Orbiting Carbon Observatory 39 Shuttle Discovery blasts 39 Jeffrey Kargel 39 NASA Authorization 39 extravehicular activity EVA 39 Laboratory MSL 39 Spaceweather.com 39 Landsat Data 39 Andrew Chaikin 39 astronauts Jing Haipeng 39 Astronauts inspect 39 ESA astronaut 39 Shallow Radar instrument 39 SPACE SHUTTLE 39 RTSC 39 Ares IY 39 orbiter 39 JWST 39 spokeswoman Karin Limdal 39 Astrobotic