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(Click for frequent words.) 83 NASA Jet Propulsion Laboratory 79 JPL 76 Jet Propulsion Laboratory JPL 75 NASA Jet Propulsion 73 Nasa Jet Propulsion 68 NASA Jet Propulsion Lab 66 Jet Propulsion Lab 62 NASA Ames 60 Applied Physics Laboratory 59 Laboratory Pasadena 59 Caltech 59 Goddard Space Flight 58 NASA 58 NASA JPL 58 Planetary Laboratory 57 Charles Elachi 57 Planetary Society 57 Nasa 57 planetary science 56 Director Charles Elachi 55 planetary scientist 55 Laboratory JPL Pasadena 55 NASA Goddard 54 Laboratory JPL 54 Richard Grammier 54 NASAs 54 Mars Reconnaissance Orbiter 54 director Charles Elachi 54 Planetary Lab 54 planetary geologist 53 Space Telescope Science 53 Nasa Ames 53 Mars Exploration 53 Cassini imaging 53 Carnegie Observatories 53 Cassini 53 UA Lunar 53 HiRISE 53 NASA Astrobiology Institute 53 Smithsonian Astrophysical Observatory 52 Microscopy Electrochemistry 52 manages JPL 52 Jet Propulsion Laboratories 52 Planetary Science Institute 52 Planetary Institute 52 Goddard Space 52 JAXA 52 spacecraft 52 Johns Hopkins Applied Physics 52 Mars rovers 52 JPL Pasadena 51 Steward Observatory 51 Earth Object 51 Caltech Jet Propulsion 51 Huygens mission 51 manages NASA Jet 51 Kepler Mission 51 STScI 51 manager Pete Theisinger 51 Dryden Flight Research 51 climatologist Bill Patzert 51 Son Nghiem 50 Mars rover 50 Michael Zolensky 50 Martin Tomasko 50 Vassilis Angelopoulos 50 rovers 50 NASA Headquarters 50 lander 50 Jean Luc Margot 50 Near Infrared Camera 50 NASA Goddard Space 50 Spacewatch 50 Applied Physics Lab 50 Cassini Huygens 50 Cassini ultraviolet 50 Mars Surveyor Operations 50 NASA Goddard Spaceflight 50 IBM Almaden 50 Palomar Observatory 50 LCROSS mission 50 Ed Weiler 49 Gerhard Schwehm 49 planetary exploration 49 Storrie Lombardi 49 Jupiter Icy Moons Orbiter 49 Mars Odyssey 49 Astrobiology Institute 49 Mars Color Imager 49 Ed Weiler NASA 49 Erik Asphaug 49 rover 49 Virtual Planetary Laboratory 49 ESA Integral 49 John Grotzinger 49 planetary astronomer 49 Heliophysics 49 Junichiro Kawaguchi 49 Conductivity Analyzer 49 Astromaterials Research 49 Mars Reconnaissance Orbiter MRO 49 Huygens 49 JWST 49 Hydrospheric 49 NASA Dryden Flight 49 Lunar Exploration 49 EPOCh 49 Nasa spacecraft 49 Shri Kulkarni 49 Planck spacecraft 49 Mars Pathfinder 49 Lunar Prospector 48 John Callas rover 48 Space Flight 48 Phoenix Mars Lander 48 Jean Pierre Lebreton 48 NOAO 48 Laser Interferometer Gravitational Wave 48 IBM Almaden Research 48 ESOC 48 rover Opportunity 48 Observatory SDO 48 Shallow Radar instrument 48 David Wettergreen 48 Spirit rover 48 Technology Caltech 48 Stardust capsule 48 Mars Opportunity rover 48 Jennifer Heldmann 48 Lick Observatory 48 Space Agency 48 Keck Observatory 48 Theodore von Karman 48 CRISM 48 Spaceguard 48 MIT planetary scientist 48 NASA WMAP 48 Lawrence Livermore Laboratory 48 simulated lunar 48 Heliophysics Division 48 National Aeronautics 48 Rosetta spacecraft 48 Christopher Chyba 48 Ed Sedivy 48 astronomer 48 Jeffrey Kargel 48 SETI Institute 48 DISR 48 Japanese Aerospace Exploration 48 Space Physics 48 Infrared Processing 48 Jonathan Lunine 47 CalTech 47 Lowell Observatory 47 Gravity Probe B 47 Uninhabited Aerial Vehicle 47 CfA 47 planetary Transits 47 Bill Patzert climatologist 47 Regolith Excavation Challenge 47 Terrestrial Magnetism 47 orbiter 47 Alfred McEwen 47 NASA THEMIS 47 Mars CRISM 47 Kitt Peak 47 WISE spacecraft 47 Ken Edgett 47 HiRISE camera aboard 47 Nasa Goddard Space 47 Dan Werthimer 47 Lockheed Martin Space 47 William Gerstenmaier 47 Planetary Sciences 47 Carnegie Institution 47 Moffet Field 47 Interior Laboratory GRAIL 47 Mini TES 47 NASA Langley 47 LANL 47 Space Biomedical 47 THEMIS 47 Maria Zuber 47 Solar TErrestrial RElations Observatory 47 Elachi 47 Franck Marchis 47 Samuel Oschin Telescope 47 manager Jennifer Trosper 47 LASP 47 SSRL 47 spacecraft thrusters 47 Stanford Linear Accelerator 47 NASA astrobiology 46 Adaptive Optics 46 imaging spectrometer 46 Hiroo Kanamori 46 Cosmic Background Explorer 46 PASADENA Calif. NASA 46 Linda Spilker 46 Makiko Sato 46 NASA Cassini 46 spacecraft Cassini 46 Jupiter Icy Moons 46 Fuk Li Mars 46 Stanford Synchrotron Radiation 46 RHESSI 46 Huygens probe 46 Firouz Naderi 46 Craig Tooley LRO 46 Opportunity rover 46 CU Boulder Laboratory 46 planetary missions 46 BioServe Space Technologies 46 Kavli Institute 46 Malin Space 46 William Readdy NASA 46 robotic spacecraft 46 Honeybee Robotics 46 Mars Surveyor 46 National Reconnaissance 46 Emily Lakdawalla 46 NASA Heliophysics Division 46 Louis Stodieck 46 THEMIS satellites 46 Joel Primack 46 SETI 46 theoretical astrophysics 46 Ray Villard 46 Martian soil 46 APXS 46 Cryospheric Sciences Branch 46 geochemist 46 exoplanetary 46 Descent Imager Spectral Radiometer 46 six wheeled rover 46 Reentry Debris Studies 46 Engelauf 46 arctic plains 46 SPACE.com 46 Woodrow Whitlow 46 planetary astronomy 46 ATK Launch Systems 46 Natalie Batalha 46 David Awschalom 46 orbital insertion 46 planetary sciences 46 Planetary Physics 46 KIPAC 46 Solar Observatory 46 interplanetary spacecraft 46 Rex Geveden 46 Cassini spacecraft 46 MMT Observatory 46 Jay Melosh 46 Stardust NExT 46 NASA STEREO 46 HiRISE camera 46 Ronald Dittemore 45 Webb Telescope 45 Ball Aerospace 45 Martian surface 45 O OREOS 45 asteroid Itokawa 45 Sara Seager 45 scientist Colin Pillinger 45 Conductivity Analyzer MECA 45 Cassini scientist 45 exoplanet hunter 45 Japan Aerospace Exploration 45 ESA Earth Observation 45 Kylie Clem 45 Hubble 45 Astrobotic 45 Cassini Huygens mission 45 ion propulsion 45 Bruce Banerdt 45 Mars lander 45 ESA Rosetta 45 DARPA 45 Space Propulsion 45 orbiting telescope 45 astrobiology 45 Uwe Bergmann 45 Phobos Grunt 45 NLSI 45 SETI @ home 45 LROC 45 Laurie Leshin 45 Lika Guhathakurta 45 Kitt Peak National 45 Systems Mission Directorate 45 Deep Impact mission 45 Solar Terrestrial Relations 45 Stardust spacecraft 45 STEREO mission 45 Saturn Cassini 45 Diviner instrument 45 AERONET 45 orbiting 45 Jean Pierre Lebreton Huygens 45 Shuttle astronaut 45 Dean Pesnell 45 Manned Spacecraft Center 45 David Southwood ESA 45 Science Mission Directorate 45 Innovative Partnerships Program 45 Evolution Explorer 45 Earth Observing 45 NuSTAR 45 Climate Experiment GRACE 45 Rob Navias 45 Jenniskens 45 visit http:/saturn.jpl.nasa.gov 45 Mars rovers Spirit 45 CALIPSO 45 NASA GSFC 45 Huygens descent 45 http:/saturn.jpl.nasa.gov 45 Lunar Reconnaissance Orbiter Camera 45 NASA Exobiology 45 NASA Stratospheric Observatory 45 Reconnaissance Orbiter 45 Martian arctic 45 Lunar Reconnaissance Orbiter LRO 45 Telescope BAT 45 Charles Beichman 45 NASA Orbital Debris 45 Saturnian moon Titan 45 Phil Engelauf 45 DEPTHX 45 Mike Suffredini NASA 45 Space ENvironment GEochemistry 45 Wolszczan 45 robotic lander 45 Hubble Space Telescope 45 Mars Orbiter Camera 45 High Altitude Observatory 45 Volatile Evolution 45 Caltech Seismological Laboratory 45 twin rover Spirit 45 Composite Infrared Spectrometer 45 Bruce Wielicki 45 unmanned spacecraft 45 Robotic Lunar Exploration 45 Charles Elachi director 45 Hayabusa probe 45 rover Spirit 45 Thermal Emission Spectrometer 45 Dryden Aircraft 45 LLNL 45 Collider Detector 44 Phoenix Microscopy Electrochemistry 44 X #B 44 Image NASA JPL 44 Apollo missions 44 astrophysics 44 Helioseismic 44 Cassini Huygens spacecraft 44 Keck Interferometer 44 National Optical Astronomy 44 Sojourner rover 44 ChemCam 44 Rick Grammier Deep Impact 44 Hörst 44 Michael Braukus 44 Planetary Exploration 44 neutron spectrometer 44 astronautics 44 UCO Lick 44 INMS 44 Carnegie Institution Geophysical 44 MBARI 44 Saul Perlmutter 44 Mars Rover 44 scientist Anthony Colaprete 44 NASA Mars rover 44 JPL Caltech 44 Space Infrared Telescope 44 Theisinger 44 Convection Rotation 44 Cosmological Physics 44 LCROSS Observation Campaign 44 Compact Muon Solenoid CMS 44 MARSIS radar 44 asteroid Steins 44 NASA astrobiologist 44 rovers Spirit 44 National Ignition Facility 44 Starfire Optical Range 44 Mission Control 44 ESA Planck 44 Earth Asteroid 44 Swales Aerospace 44 Planetary Protection 44 Nasa Mars Reconnaissance 44 Galaxy Evolution 44 flyby spacecraft 44 EPOXI mission 44 NASA Far Ultraviolet 44 Cassini Imaging 44 robotic explorer 44 Sasselov 44 Stephen Gorevan 44 Phoenix Mars lander 44 Cathy Peddie LRO 44 Egill Hauksson seismologist 44 ATK Aerospace Systems 44 Ken Bowersox 44 Antenna LISA 44 National Astronomical Observatory 44 William Gerstenmaier NASA 44 Astronautical Science 44 JPL rover 44 twin Mars rovers 44 Upsilon Andromedae b 44 Reconnaissance Office 44 Alycia Weinberger 44 Credit NASA JPL 44 Mars Odyssey spacecraft 44 scientist Ray Arvidson 44 Pluto Kuiper Belt 44 PNNL 44 robotic rovers 44 Fran Bagenal 44 William Irace 44 Viking landers 44 Cassini magnetometer 44 Kuiper belt objects 44 Jodrell Bank Observatory 44 SwRI 44 Stanford Synchrotron Radiation Lightsource 44 twin rovers 44 GLAST 44 Martian craters 44 Propulsion Laboratory 44 spokesman Michael Braukus 44 Research Institute NSBRI 44 Arecibo Observatory 44 Thiemens 44 Stardust NExT mission 44 infrared astronomy 44 Berkeley Lab 44 Andrea Accomazzo 44 Robotic Exploration 44 OSIRIS REx 44 Werthimer 44 Spacewalker 44 WM Keck Observatory 44 Active Tectonics 44 NASA Stardust spacecraft 44 James Fanson 44 Infrared Pathfinder Satellite 44 Don Sweetnam 44 USGS Earthquake Hazards 44 martian surface 44 Mary Voytek 44 unmanned probes 44 Caltech Palomar Observatory 44 ESA Herschel 44 Doug McCuistion 44 Agency Jaxa 44 Phantom Works 44 DZero 44 geochemists 44 Rick Grammier 44 gamma ray observatory 44 Mars moon Phobos 44 Richard Binzel 44 Galileo spacecraft 44 principal investigator 43 cometary nucleus 43 Krimigis 43 Global Surveyor 43 SOHO spacecraft 43 Michael Studinger 43 Gene Giacomelli 43 Resolution Imaging 43 Huygens lander 43 NPO Lavochkin 43 Observatory STEREO 43 Hubble servicing 43 Solar Dynamics Observatory 43 William Readdy 43 Interorbital Systems 43 detect gravitational waves 43 IfA 43 DIXI 43 Grillmair 43 Orbiting Carbon Observatory 43 lunar explorer 43 UKIRT 43 KAGUYA 43 Lawrence Livermore 43 physicist 43 Rover MER 43 Wilkinson Microwave Anisotropy Probe 43 Jean Pierre Lebreton ESA 43 Orbital Express 43 Tony Ceccacci 43 Biodesign Institute 43 Gazarik 43 Spaceweather.com 43 Institute STScI 43 Zhang Jianqi 43 Gerard Kuiper 43 Curiosity rover 43 manager Gerhard Schwehm 43 NASA Kepler spacecraft 43 Mars Pathfinder lander 43 Vehicles Directorate 43 Mars Lander 43 Martian rovers 43 asteroid Eros 43 Lawrence Livermore Laboratories 43 Space.com 43 martian soil 43 Carolyn Porco 43 Deep Impact Principal Investigator 43 Hubble astronomer 43 MicroFUN 43 Jack Lissauer 43 SLAC 43 Laboratory SSRL 43 Thiokol 43 orbit insertion 43 Grammier 43 Epoxi 43 AMASE 43 credit NASA JPL 43 Seismological Laboratory 43 Bernhard von Weyhe 43 meteoroid 43 extrasolar 43 Simonetta Di Pipo 43 AFOSR 43 Robotic Systems 43 Rychard Bouwens 43 Ares IX 43 Enrico Fermi Institute 43 Scott Kardel 43 Berinstain 43 Multi Hazards Demonstration 43 Magnetospheric 43 Institute NSBRI 43 Alberto Behar 43 Asteroid Itokawa 43 Astrobiology Science 43 Wang Zhaoyao 43 Bruce Jakosky 43 Carey Lisse 43 SIRTF 43 windshield wiper maneuver 43 Centennial Challenges 43 Ceccacci 43 twin rover Opportunity 43 EarthScope 43 NASAâ € ™ 43 Bill Readdy NASA 43 LIGO 43 Cassini radar 43 Preston Burch 43 Saturn outermost moon 43 NASA Meteoroid Environment 43 particle detector 43 WIYN Observatory 43 planetary geology 43 ExoMars rover 43 Maja Mataric 43 Biomedical Problems 43 Lawrence Livermore Lab 43 NSBRI 43 lunar equator 43 Asantha Cooray 43 astrophysical sciences 43 Commander George Zamka 43 NASA Solar Terrestrial 43 asteroid 43 NASA MESSENGER 43 Context Camera 43 New Horizons spacecraft 43 ATLAS experiment 43 MESSENGER MErcury Surface 43 orbiting spacecraft 43 Radiation Laboratory 43 observatory 43 Pan STARRS 43 spacecraft orbiting 43 Andrea Ghez 43 Ron Dittemore shuttle 43 San Diego Supercomputer 43 laser altimeter 43 Ranging MESSENGER spacecraft 43 UAVSAR 43 PlanetQuest 43 Lunar Surface 43 astronomers 43 orbiting Mars 43 Tommaso Treu 43 Planck satellite 43 John Nousek 42 Endeavour astronauts 42 Cometary 42 Keck telescope 42 Commander Eileen 42 physicists 42 Observatory LDEO 42 Gravity Probe 42 Huygens Probe 42 Peter Jenniskens 42 Hakan Svedhem 42 Desert RATS 42 Peter Eisenhardt 42 STSS Demo 42 scientist Bernard Foing 42 Fermi telescope 42 NASA Cosmic Background 42 Chodas 42 Martian dust 42 Astro Aerospace 42 hardware Theisinger 42 Mike Suffredini 42 University Applied Physics 42 EPOXI spacecraft 42 A'Hearn 42 heliophysics 42 ADM Aeolus 42 orbiting observatory 42 LeRoy Cain chairman 42 Agency JAXA 42 Spirit Mars rover 42 de Pater 42 WM Keck Foundation 42 Sample Return 42 LCROSS 42 Kepler spacecraft 42 dexterous robot 42 NERSC 42 Magnetic Imager HMI 42 Astrophysics Laboratory 42 NASA Lunar Crater 42 ORNL 42 Cancri e 42 Orion CEV 42 amateur skywatchers 42 Seth Putterman 42 Wallops Island Va. 42 Allard Beutel 42 Bramley Murton 42 Hubble telescope 42 George Djorgovski 42 Spatiales CNES 42 Mike Leinbach shuttle 42 infrared observatory 42 Martian 42 Persis Drell 42 Interstellar Boundary Explorer 42 Richard Vondrak 42 NASA Wallops Flight 42 MPIfR 42 UA Steward Observatory 42 Flyby spacecraft 42 Satish Dhawan Space 42 Mars rover Opportunity 42 Vladimir Keilis Borok 42 particle colliders 42 spokeswoman Kylie Clem 42 JPL manages 42 FORCAST 42 Richard Gilbrech 42 Martian terrain 42 spokeswoman Whitney Clavin 42 Carl Marchetto 42 ESA Huygens probe 42 BN Suresh 42 robot rovers 42 Anthony Remijan 42 orbiting Saturn 42 Manchester Jodrell Bank 42 AFRL Space 42 THEMIS mission 42 Comet Hartley 2 42 CloudSat 42 Tod Strohmayer 42 Michael A'Hearn 42 infrared telescope 42 Mercury flyby 42 Raymond Jeanloz 42 Tropospheric Emission Spectrometer 42 Spaceward Foundation 42 JIMO mission 42 Peter Theisinger 42 Ellen Stofan 42 Susan Schonfeld 42 Keck Telescope 42 Spaceguard Survey 42 Advanced Supercomputing 42 WISE telescope 42 comet dust 42 orbiting observatories 42 Pascale Ehrenfreund 42 Fundamental Aeronautics Program 42 comet flyby 42 bedrock outcropping 42 Richard Mushotzky 42 ESA ASI 42 Opportunity Mars rover 42 Jeroen Tromp 42 astrobiologist 42 Submillimeter Array 42 Cloud Aerosol Lidar 42 National d' Etudes 42 Orbiter MRO 42 SwRI Space 42 NASA Infrared Telescope 42 Odyssey orbiter 42 NanoSail D 42 Multi Object Spectrograph 42 Mewaldt 42 Spectroscopic Explorer 42 Particle Astrophysics 42 Scaled Composites 42 Earth asteroids 42 SETI Search 42 TEGA 42 Eagle lunar lander 42 GeneSat 1 42 Pete Theisinger 42 Adam Riess 42 microgravity experiments 42 Eric Becklin 42 Fermi Gamma ray 42 MESSENGER 42 http:/www.nasa.gov/cassini 42 CHIPSat 42 astrophysicists 42 Randy Bresnik 42 NASA Spirit rover 42 Deep Impact comet 42 Martian crater 42 orbited Jupiter 42 budging Wheelock told 42 Ranging spacecraft 42 Gmachl 42 NASA MErcury Surface 42 Nikku Madhusudhan 42 Mirelson 42 Human Spaceflight 42 Caltech astronomer 42 Gregory Asner 42 Pilot George Zamka 42 Planetary 42 Planetary Scientist 42 Terrestrial Planet Finder 42 VIRTIS 42 Meteoritics 42 Laser Interferometer Space 42 asteroids Ceres 42 Pasachoff 42 GeneSat 42 Meridiani Planum 42 Phoenix lander 42 conducts unclassified scientific 42 Red Planet 42 Marshall Spaceflight 42 comet nucleus 42 Scripps Institution 42 Manned missions 42 specialists Scott Parazynski 42 NIRSpec 42 Cassini Equinox 42 Atmospheric Oceanic 42 Foton M2 42 AIAA 42 PPPL 41 EPOXI 41 Space Elevator 41 SMOS 41 stellar occultation 41 American Astronautical Society 41 photoelectric effect 41 Hayabusa spacecraft 41 Omar Baez 41 agency Roskosmos 41 Altair lunar lander 41 ESA 41 Saturnian system 41 planetary 41 Planetary Geology 41 Lamont Doherty 41 D CIXS 41 Casani 41 Larry Soderblom 41 Horanyi 41 Caltech physicist 41 Orbiter LRO 41 SECCHI 41 Institute SwRI 41 International Space Station 41 ATLAS detector 41 NIST 41 ESO VLT 41 NASA Space Shuttle 41 Earthscope 41 Laboratory 41 MESSENGER spacecraft 41 Lockheed Martin Waterton Canyon 41 lunar lander 41 Nathan Kaib 41 Neutral Mass Spectrometer 41 Jeffrey Bada 41 telescopic observations 41 Upsilon Andromedae 41 Kennedy Space 41 www.nasa.gov 41 Kibo JPM JEM Pressurized 41 Martian rover 41 supercomputer simulations 41 outer planets 41 martian 41 orbiting gamma ray 41 SPHERES 41 Mike Montemerlo 41 Stan Woosley 41 James Gimzewski 41 unstowed 41 Alpha Particle 41 Mojave Spaceport 41 Abdalati 41 Isabella Velicogna 41 Payload Operations Center 41 Vikram Sarabhai Space 41 reconnaissance orbiter 41 Astrobotic Technology Inc. 41 Innovative Partnerships 41 highly elliptical orbits 41 Andrew Fraknoi 41 twin rovers Spirit 41 Rick Linnehan 41 Caltech seismologist 41 Bigelow Aerospace 41 Imke de 41 NASA Educator Astronaut 41 Tropical Rainfall Measuring 41 ST5 41 geosynchronous 41 Xerox Palo Alto 41 NASA Administrator 41 astrophysicist 41 thruster 41 Meteorological Satellite 41 Eileen Hawley 41 Planetology 41 Nobel laureate physicist 41 Lunine 41 Geophysical Fluid Dynamics 41 SDSC 41 Taurus XL rocket 41 LOCAD PTS 41 Cassini ion 41 LRO 41 Rocketdyne Santa 41 Dugway Proving Ground 41 NASA rover Spirit 41 Livermore Lab 41 Budker 41 Samuel Ting 41 NASA rover Opportunity 41 Mars Atmosphere 41 scramjet 41 Brookhaven Relativistic Heavy 41 HiRISE image 41 Lunar Lander 41 Donald Yeomans 41 Martian lander 41 Ares Projects 41 exo planet 41 Explorer IBEX 41 Derek Hassmann 41 Jodrell Bank 41 Satish Dhawan 41 SciDAC 41 Luann Becker 41 Jaxa 41 Lunar Precursor Robotic 41 Jacobo Konigsberg 41 astronauts Nicole Stott 41 Reusable Launch Vehicle 41 Jakosky 41 Filippenko 41 Landsat Data 41 Rogier Windhorst 41 Wallops Flight Facility 41 Centre VSSC 41 Ultraviolet Imaging Spectrograph UVIS 41 Nuclear Spectroscopic Telescope Array 41 Planetary Science Conference 41 scientist Vassilis Angelopoulos 41 Santa Cruz UCSC 41 Martian atmosphere 41 orbital debris 41 Greenbelt Maryland 41 Exploring Planets 41 Ira Petty 41 Harvard Smithsonian 41 Giovanni Cassini 41 Atlantis robotic arm 41 Explorer WISE 41 Squyres Cornell 41 NASA LCROSS 41 Suzaku X ray 41 SRON Netherlands Institute 41 telescope 41 Shallow Radar 41 Planetary Transits 41 Lander robotic arm 41 Philae lander 41 Renu Malhotra 41 Earth ionosphere 41 spacecraft flyby 41 OCO satellite 41 PASADENA Calif. Astronomers 41 CU Boulder LASP 41 Synthesis NCEAS 41 NASA Centennial Challenges 41 Valles Marineris 41 Hawaiian Volcano Observatory 41 RHIC 41 Red Bull Stratos 41 observational astronomy 41 Russ Tedrake 41 Energid Technologies 41 robotic arm 41 geosynchronous orbit 41 astrobiological 41 Moon Mineralogy Mapper M3 41 GALEX 41 shuttle Endeavor 41 orbital rendezvous 41 Scripps Oceanography 41 Jon Giorgini 41 ExoMars 41 navigate autonomously 41 Observatory LIGO 41 Giovanni Picardi 41 JILA 41 Laboratory RAL 41 Ryschkewitsch 41 Thirty Meter Telescope 41 LADEE 41 LSST 41 astronomer Seth Shostak 41 Extraterrestrial Intelligence 41 John Brunschwyler 41 Astrobiology 41 Linear Acceleration 41 Jonathan Overpeck climate 41 PPARC 41 Interdisciplinary Brain 41 inch Samuel Oschin 41 Chris Scolese 41 orbit GEO 41 gaseous planet 41 aboard Taurus XL 41 UP Aerospace 41 Mauna Kea Hawaii 41 SpaceDev 41 Rosetta orbiter 41 Beichman 41 Optical Spectroscopic 41 Wolfgang Ketterle 41 Fermilab 41 gamma ray spectrometer 41 Nasa Kepler 41 interplanetary missions 41 Astro E2 41 Jeffrey Hangst 41 Apollo astronauts 41 Hao Yan 41 Ulysses spacecraft 41 scientist Carolyn Porco 41 space.com 41 Extraterrestrial Intelligence Institute 41 ray Space Telescope 41 orbiting Kepler telescope 41 Mate Adamkovics 41 Decadal Survey 41 Jennifer Trosper mission 41 NAOJ 41 Planetary scientist 41 Planetary Society Pasadena 41 Spacecraft Operations 41 STP S# 41 UM Cardioprotection Research 41 Johannes Kepler 41 COROT 41 CCLRC Rutherford Appleton 41 extrasolar planets 41 IBEX spacecraft 41 Avishay Gal Yam