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(Click for frequent words.) 74 Deep Impact eXtended Investigation 70 EPOCh 68 Deep Impact Extended 68 EPOXI mission 66 Solar TErrestrial RElations Observatory 66 Characterization EPOCh 66 Investigation DIXI 65 Epoxi 65 Convection Rotation 65 Extrasolar Planet Observation 64 EPOXI 64 Lunar Reconnaissance Orbiter LRO 63 NASAs 63 Pascale Ehrenfreund 63 NuSTAR 63 Relations Observatory STEREO 63 Orbiter LRO 63 Volatile Evolution 63 Interior Laboratory GRAIL 62 Kepler Mission 62 Cloud Aerosol Lidar 62 O OREOS 62 Rosetta orbiter 62 IBEX spacecraft 62 LISA Pathfinder 62 Thermal Emission Spectrometer 62 NASA Stratospheric Observatory 62 Churyumov Gerasimenko 62 NASA STEREO 62 Cometary 61 planetary Transits 61 Huygens mission 61 Solar Orbiter 61 Observatory STEREO 61 Antenna LISA 61 UCO Lick 61 Pluto Charon 61 Planetary Transits 60 Comet Hartley 2 60 NASA THEMIS 60 SIM PlanetQuest 60 Cassini Huygens 60 Solar Optical Telescope 60 Ranging spacecraft 60 VIRTIS 60 Infrared Pathfinder Satellite 60 BepiColombo 60 visit http:/saturn.jpl.nasa.gov 60 Heliophysics 59 ESA Rosetta 59 OSIRIS REx 59 Lunar CRater Observation 59 Observatory SDO 59 NASA Interstellar Boundary 59 Magnetic Imager HMI 59 NASA Stardust NExT 59 ESA Integral 59 ExoMars rover 59 Hubble Space Telescope HST 59 Imaging Spectrometer 59 Keck Interferometer 59 NASA Cosmic Background 59 SCISAT 59 CALIPSO 59 astrometric 59 X ray observatory 59 Compact Reconnaissance Imaging Spectrometer 59 Comet #P/Churyumov-Gerasimenko 59 Microscopy Electrochemistry 59 SECCHI 59 Near Infrared Camera 59 Laser Interferometer Gravitational Wave 59 NASA Solar Terrestrial 59 infrared telescopes 58 THEMIS mission 58 Magnetospheric 58 NASA MESSENGER 58 Energetic Particle 58 Uninhabited Aerial Vehicle 58 THEMIS satellites 58 neutron spectrometer 58 NASA EPOXI mission 58 ESA ASI 58 exoplanetary 58 gamma ray spectrometer 58 Climate Experiment GRACE 58 SPICAM 58 LCROSS mission 58 OSIRIS 58 APXS 58 Lunar Reconnaissance Orbiter Camera 58 Mars CRISM 58 NPO Lavochkin 58 EPOXI spacecraft 58 ESA Planck 58 ESO VLT 58 ray Space Telescope 58 LRO spacecraft 58 Ocean Salinity SMOS 58 STScI 58 Conductivity Analyzer MECA 58 Kepler Space Telescope 58 Infrared Astronomy SOFIA 58 Krimigis 58 spectroscopic observations 58 Interstellar Boundary Explorer 58 nanosatellite 58 Japan NAOJ 58 NEOWISE 58 Conductivity Analyzer 58 ESA XMM Newton 58 imaging spectrometer 58 Nasa Mars Reconnaissance 57 Earth Connection Coronal 57 Helioseismic 57 Philae lander 57 Orbiter MRO 57 Comet Boethin 57 Mars Phobos 57 Stratospheric Observatory 57 Mini SAR 57 http:/saturn.jpl.nasa.gov 57 Flyby spacecraft 57 LADEE 57 Cassini Huygens spacecraft 57 Eric Becklin 57 GALEX 57 Comet Hartley 57 asteroid Steins 57 STEREO spacecraft 57 Phobos Grunt 57 High Resolution Imaging 57 JDEM 57 Mars Climate Sounder 57 SPHERES 57 Fermi Telescope 57 Kepler spacecraft 57 gamma ray observatory 57 ESA SMART 57 Cassini ion 57 Deep Impact mission 57 NOAO 57 Herschel Space 57 Astrobiology Institute 57 JIMO 57 Infrared Array Camera 57 WISE spacecraft 56 orbiting gamma ray 56 exobiology 56 Exoplanet 56 orbiting observatories 56 Space Physics 56 Space Infrared Telescope 56 Reflection Radiometer 56 EarthCARE 56 COROT 56 ST5 56 Lunar Exploration 56 DISR 56 ExoMars mission 56 Shallow Radar instrument 56 NSBRI 56 Europa Orbiter 56 Adaptive Optics 56 Cassini Equinox 56 Pluto Kuiper Belt 56 MINOS 56 Mars Atmosphere 56 Astro E2 56 N. Rathnasree 56 Sensing Satellite LCROSS 56 Spectrograph 56 Mercury flyby 56 interplanetary spacecraft 56 extrasolar planet observations 56 NASA Cassini 56 Sample Return 56 CoRoT satellite 56 Space ENvironment GEochemistry 56 Rosetta spacecraft 56 Jupiter Icy Moons Orbiter 56 NASA WMAP 56 comet Churyumov Gerasimenko 56 CRISM 56 NASA Kepler 56 Credits ESA 56 Impactor 56 Faint Object 56 HIAPER 56 Thermal Emission 56 Hakan Svedhem 56 Louis Stodieck 56 Terrestrial Planet Finder 56 Galaxy Evolution 56 NASA Stardust spacecraft 56 Planetary Fourier Spectrometer PFS 56 Jupiter Icy Moons 56 HRSC 56 Space Interferometry Mission 56 Mars moon Phobos 56 Infrared Astronomy 56 Descent Imager Spectral Radiometer 56 NASA Far Ultraviolet 56 heliophysics 56 NIRCam 56 Shallow Radar 56 Stardust spacecraft 55 Hydrospheric 55 Kiruna Sweden 55 Applied Physics Lab 55 ChemCam 55 mineralogical mapping 55 Explorer IBEX 55 twin STEREO spacecraft 55 Neutron Detector 55 Heterodyne Instrument 55 PharmaSat 55 Astrophysical Research 55 NFIRE 55 STSS Demo 55 Research Institute NSBRI 55 Fermi Gamma ray 55 BLG #Lb 55 NASA twin STEREO 55 SMOS Soil Moisture 55 ESA ESTEC 55 highly elliptical orbits 55 Manchester Jodrell Bank 55 Keck telescopes 55 SIRTF 55 Synthetic Aperture Radar 55 Moon Mineralogy Mapper M3 55 Mars Color Imager 55 planetary missions 55 MESSENGER 55 Submillimeter Array 55 NASA Kepler spacecraft 55 Galileo spacecraft 55 Heliospheric Investigation 55 Mars Surveyor 55 Planck spacecraft 55 Nuclear Spectroscopic Telescope Array 55 Continuity Mission LDCM 55 Multi Object Spectrometer 55 ESA Huygens 55 Saturn Cassini 55 ASPERA 55 Environment Explorer LADEE 55 Ultraviolet Imaging Spectrograph UVIS 55 Cassini flyby 55 comet chaser 55 NASA Lunar Prospector 55 Innovative Partnerships Program 55 Neutral Mass Spectrometer 55 Nasa Ames 55 Director Charles Elachi 55 NASA Lunar Reconnaissance 55 remote sensing satellite Resourcesat 55 infrared spectrometers 55 Mars Reconnaissance Orbiter MRO 55 AERONET 55 MARSIS 55 Total Ozone Mapping 54 SOHO spacecraft 54 NASA LCROSS 54 Satellite GOSAT 54 Yinghuo 1 54 Imaging Spectroradiometer MODIS instrument 54 Solar Dynamics Observatory 54 Solar Terrestrial Relations 54 Foton M3 54 LCROSS Lunar Crater Observation 54 Aquarius SAC 54 robotic lander 54 Neutron Spectrometer 54 Main Injector Neutrino 54 polarimetry 54 NASA Goddard 54 CDMS II 54 Great Observatories 54 Exoplanets 54 Mössbauer 54 NASA MESSENGER spacecraft 54 NASA ESA Hubble 54 Stardust NExT 54 NASA Goddard Spaceflight 54 Moderate Resolution Imaging 54 UA Lunar 54 spacecraft orbiting 54 KAGUYA 54 Planetary Protection 54 Ocean Salinity 54 http:/www.nasa.gov/cassini 54 Ranging MESSENGER spacecraft 54 New Horizons spacecraft 54 Moon Mineralogy Mapper 54 Fermi telescope 54 JPL manages 54 robotic landers 54 gradiometer 54 Greenbelt Md. manages 54 Foton M2 54 Context Camera 54 MUSES C 54 ExoMars 54 twin Voyager spacecraft 54 Manned Spacecraft Center 54 TanDEM X 54 NASA Deep Impact 54 Phoenix Microscopy Electrochemistry 54 Mars Pathfinder lander 54 beamline 54 Laser Interferometer Space 54 GeneSat 54 NASA Moon Mineralogy 54 GRAIL 54 Astrophysics MOA 54 SMOS 54 Nasa Kepler 54 Mars Orbiter Camera 54 STIS 54 WISE telescope 54 RBSP 54 NASA GSFC 54 NAOJ 54 Comet Churyumov Gerasimenko 54 hyperspectral imager 54 laser altimeter 54 multiwavelength 54 High Angular Resolution 54 comet Boethin 54 Planck satellite 54 Microlensing Observations 54 ESA Mars 54 MEPAG 54 MARSIS radar 54 JWST 54 radio occultation 54 Wide Angle Search 54 VLTI 54 CHIPSat 53 Nasa spacecraft 53 asteroids Ceres 53 Astrophysical 53 exoplanets planets 53 HiRISE 53 Aqua satellite 53 HiRISE camera 53 comet Hartley 2 53 composite infrared spectrometer 53 ESO telescope 53 Hubble Space telescope 53 NLSI 53 enters lunar orbit 53 Diviner instrument 53 microgravity experiments 53 robotic spacecraft 53 MPIfR 53 Facility SIRTF 53 spectroscopic 53 Cosmic Evolution 53 STPSat 53 NHMFL 53 Elenin 53 neutrino experiments 53 X ray spectrometer 53 AMPERE 53 GLAST 53 Mars Orbiter 53 orbital rendezvous 53 STEREO mission 53 ESA ERS 53 Explorer GALEX 53 ESMD 53 Science Experiment HiRISE 53 Tropical Rainfall Measuring 53 NOvA 53 stellar occultations 53 spaceborne 53 JHU APL 53 particle detector 53 MetOp satellite 53 TerraSAR X 53 navigate autonomously 53 Explorer WISE 53 Gas Chromatograph Mass Spectrometer 53 Robotic Exploration 53 comet #P/Churyumov-Gerasimenko 53 Spectrometer 53 Triangulum Galaxy 53 AMASE 53 MESSENGER spacecraft 53 Wilkinson Microwave Anisotropy Probe 53 Giovanni Fazio 53 LDCM 53 Mastcam 53 microbial genome sequencing 53 Tod Strohmayer 53 spacecraft 53 Viking Lander 53 DEIMOS 53 Astrophysics Cambridge Mass. 53 NSBRI funded 53 Orbital Express 53 UAVSAR 53 Hyperspectral Imager 53 Hubble Space 53 NICMOS observations 53 situ measurements 53 Telescope LSST 53 Hinode 53 Institute SwRI 53 Enceladus flybys 53 NASA Astrobiology Institute 53 Spaceguard 53 lunar landers 53 nanosatellites 53 orbiter lander 53 MESSENGER MErcury Surface 53 Aboard Endeavour 53 LORRI 53 SIRAL 53 Spaceguard Survey 53 Fermi LAT 53 HiRISE camera aboard 53 RXTE 53 LaRC 53 Aeronomy 53 MAVEN 53 Terrestrial Planet Finder TPF 53 Steward Observatory 53 Ångström 53 THEMIS spacecraft 53 Deep Impact comet 53 spectrographic 53 neutral mass spectrometer 53 dexterous robot 53 Lunar Prospector 53 RADARSAT 2 52 BioServe Space Technologies 52 asteroid Vesta 52 NASA Wilkinson Microwave 52 Robotic Lunar Exploration 52 MUOS satellite 52 Reaches Orbit 52 Alpha Particle 52 ESA Herschel 52 ion propulsion 52 extrasolar 52 Hinode spacecraft 52 Reflection Radiometer ASTER 52 Lunar Crater 52 Resolution Imaging 52 THEMIS Image 52 Ultraviolet Imaging Spectrograph 52 Huygens descent 52 Anthony Remijan 52 SEGUE 52 Astrosat 52 Environmental Satellite POES 52 Michael Studinger 52 Lunar Laser Ranging 52 Atacama Large Millimeter submillimeter 52 Wilkinson Microwave Probe 52 infrared interferometry 52 Kepler 9c 52 astrometry 52 NASA Lunar Crater 52 Reduced Gravity 52 Jet Propulsion Laboratory JPL 52 WMAP satellite 52 SINFONI 52 Curiosity rover 52 Lagrangian 52 Principal Investigator PI 52 UC Observatories Lick 52 Mission TRMM 52 LROC 52 #P/Churyumov-Gerasimenko 52 Collider Detector 52 FORCAST 52 NASA Great Observatories 52 Titan flybys 52 exosolar planets 52 equatorial orbit 52 VIRTIS instrument 52 ARTEMIS 52 Interferometer 52 NIRSpec 52 Extragalactic 52 CU Boulder LASP 52 Jeffrey Kargel 52 Multi Object Spectrograph 52 P Churyumov Gerasimenko 52 Stardust NExT mission 52 NASA Orbiting Carbon 52 Voyager spacecraft 52 GIOVE B 52 Alycia Weinberger 52 Climate Sounder 52 CHARA 52 ExoMars Trace Gas 52 gamma ray observatories 52 Redu Belgium 52 APEX telescope 52 Robotic Arm 52 Geoscience Laser Altimeter 52 STP S# 52 ENVISAT 52 spectroscopically 52 NASA MErcury Surface 52 Gravity Probe B 52 Proba 2 52 THEMIS 52 Planetary Lab 52 weather satellite TIROS 52 KamLAND 52 lidar instrument 52 Cryosat 52 SK Shivakumar 52 Cubesat 52 SBSS Block 52 Landsat Data 52 Orbital Debris 52 orbiting Chandra 52 Optical Spectroscopic 52 XMM Newton 52 Giovanni Picardi 52 innermost planet 52 LCROSS spacecraft 52 FASTSAT 52 TDRS K 52 MErcury Surface Space ENvironment 52 Herschel Planck 52 Jules Verne ATV 52 Ulysses spacecraft 52 Huygens Probe 52 Paranal 52 Delia Milliron 52 OSIRIS Rex 52 Cassini Imaging 52 Applied Physics Laboratory 52 Servicing Mission 52 Lunar Reconnaissance Orbiter 52 CALIPSO satellites 52 orbiting Hubble Space Telescope 52 Astrobotic 52 Eurockot 52 neutrino experiment 52 Io Europa 52 ESRIN 52 physics astrophysics 52 Voyager probes 52 Keck Telescope 52 ESA Envisat satellite 52 Earth Observation satellites 52 D CIXS 52 SHARAD 52 Rosetta comet chaser 52 Paranal Chile 52 entire Milstar constellation 51 Spacewatch 51 Anisotropy Probe 51 SPIRE instrument 51 Evolution Explorer 51 ESOC 51 ESA Envisat 51 journal Meteoritics 51 Heliophysics Division 51 Upsilon Andromedae 51 HD#b 51 XMM Newton X ray 51 SAR Lupe 51 Titan flyby 51 NASA Landsat 51 Mars Odyssey Orbiter 51 MRM1 51 DEPTHX 51 Rover MER 51 EVLA 51 SMOS mission 51 gamma ray telescope 51 orbiting Saturn 51 Interorbital Systems 51 Origins Spectral Interpretation 51 shuttle Endeavour STS 51 starboard SARJ 51 polarimetric 51 Panoramic Camera 51 Submillimeter 51 Advanced Spaceborne Thermal Emission 51 perigee nearest point 51 asteroid Eros 51 SDSS II 51 Mini Thermal Emission 51 LightSail 51 planet Gliese #g 51 spacecraft Cassini 51 WM Keck Observatory 51 spectrographs 51 Orbiter spacecraft 51 KIPAC 51 GLAST spacecraft 51 CloudSat 51 Bruce Jakosky 51 linear collider 51 IODP 51 Deep Impact Principal Investigator 51 probe Chang'e 51 Global Precipitation Measurement 51 Saturnian moon Titan 51 Spectroradiometer 51 Johns Hopkins Applied Physics 51 experimental payloads 51 Shackleton crater 51 TerraSAR X satellite 51 NFIRE satellite 51 LINEAR 51 Webb Telescope 51 Fomalhaut b 51 moon Europa 51 HARPS spectrograph attached 51 Solid Liquid Mixtures 51 neutrino telescope 51 HiRISE image 51 GOCE satellite 51 OCO satellite 51 radial velocity measurements 51 Martian rovers 51 Cassini Huygens Mission 51 orbiter Cassini 51 GeneSat 1 51 HRTEM 51 Cosmic Origins Spectrograph COS 51 Kuiper Belt Objects 51 Synchronized Position Hold 51 HyShot 51 Comet Halley 51 Space Telescope GLAST 51 Virtual Planetary Laboratory 51 NASA Fermi Gamma 51 Area Telescope LAT 51 Lunar Crater Observation 51 Mauna Kea Hawaii 51 LCLS 51 Saturnian system 51 Wallops Island Va. 51 INMS 51 Gerhard Schwehm 51 Sagittarius Window Eclipsing 51 David Wettergreen 51 Michael A'Hearn 51 Mars Pathfinder 51 UVOT 51 protein ligand 51 Kepler Telescope 51 Forschungszentrum Dresden Rossendorf FZD 51 ESA Cluster 51 Astronautical Science 51 extrasolar planetary systems 51 SPACE SHUTTLE 51 stellar occultation 51 comets asteroids 51 radial velocity technique 51 Composite Infrared Spectrometer 51 OMEGA instrument 51 Telescope Array 51 Shallow Subsurface Radar 51 interplanetary missions 51 Mars orbiting spacecraft 51 Theodore von Karman 51 Pan STARRS 51 constellation Carina 51 orbiting observatory 51 DZero experiment 51 autonomous rendezvous 51 Saturn magnetosphere 51 National d' Etudes 51 Dynamic Light Scattering 51 NSSTC 51 unmanned probes 51 William Bottke 51 gaseous planet 51 Peter Jenniskens 51 UK DMC2 51 Resolution Stereo Camera 51 OOI 51 S/# P2 51 CCAFS 51 galactic cosmic rays 51 MDRS 51 Stardust capsule 51 manned lunar 51 NASA JPL 51 NEOSSat 51 Telescope BAT 51 Laboratory SSRL 51 Japanese Aerospace Exploration 51 CIRS 51 Synthetic Aperture Radar SAR 51 Deep Impact spacecraft 51 subsurface ocean 51 Astronaut Julie Payette 51 LHC experiments 51 Max Launch Abort 51 JINR 51 Crab Pulsar 51 Mars Opportunity rover 51 GOCE 51 Trojan asteroids 51 Lunar Orbit 51 BBSNews #-#-# NASA 51 Mission SRTM 51 polar orbits 51 Miniature Synthetic Aperture Radar 51 Spectroscopic Explorer 51 Nanoscale Materials 50 Shackleton Crater 50 Solar Observatory 50 infrared observatory 50 NASA rovers 50 Mid Infrared 50 Advanced Microwave Scanning 50 astrophysical phenomena 50 Shuttle Radar Topography 50 NICMOS 50 spectroscopic measurements 50 JAMSTEC 50 circumlunar 50 ESO Very Large Telescope 50 Rockot 50 Foing 50 infrared telescope 50 Cargo Launch Vehicle 50 Human Spaceflight Microgravity 50 Anisotropy Probe WMAP 50 Paul Spudis 50 penetrating radar 50 Magnetometer 50 X ray Spectrometer 50 Launch Scrubbed 50 THEMIS probes 50 Rainer Klement 50 Multiscale 50 robotic rovers 50 AKARI 50 gamma ray detector 50 optical microscope 50 LCROSS 50 visit http:/www.nasa.gov/shuttle 50 INTEGRAL 50 UKIRT 50 Moderate Imaging Spectroradiometer 50 ion microprobe 50 ANI NASAs 50 WISE infrared 50 Earth magnetosphere 50 crewed spacecraft 50 closest flyby 50 NSF TeraGrid 50 Shuttle Docks 50 robotic explorer 50 NEAR Shoemaker 50 MMT Observatory 50 Extrasolar Planet Search 50 Situ Resource 50 Planck observatory 50 astrophysical objects 50 SciDAC 50 Optical Gravitational Lensing Experiment 50 MetOp 50 Esrange 50 Flyby 50 unmanned lunar orbiter 50 Richard Vondrak 50 Orbiting Carbon Observatory OCO 50 Keck Observatory 50 orbiting telescopes 50 comet Wild 50 Operation IceBridge 50 Subaru telescope 50 shuttle Atlantis STS 50 HiRise camera 50 Venusian atmosphere 50 Jupiter icy moons 50 permanently shadowed craters 50 CARTOSAT 2A 50 polar orbiting satellites 50 antihelium 4 50 Japanese Experiment Module 50 orbit GEO 50 Cassini Image 50 icy moons 50 Microgravity 50 Multispectral 50 J# +# [002] 50 Spitzer infrared spectrograph 50 La Silla observatory 50 manned lunar missions 50 orbiting spacecraft 50 phyllosilicates 50 outer planets 50 SBSS satellite 50 Cancri e 50 flyby spacecraft 50 stratospheric balloon 50 Jean Pierre Bibring 50 Free Electron Laser 50 ESTRACK 50 Noordwijk Netherlands 50 Hobby Eberly Telescope 50 Infrared Camera 50 Jupiter Ganymede 50 ATV Jules Verne 50 NASA Spacecraft 50 Borexino 50 Mössbauer spectrometer 50 FORMOSAT 50 Richard Mushotzky 50 ESA Astronaut 50 GLAST Burst Monitor 50 Cosmic Background Explorer COBE 50 NASA Cassini spacecraft 50 ARCTUS 50 Martin Tomasko 50 Mars# 50 IceCube 50 Caltech Jet Propulsion 50 Translational Biology 50 Constellation Observing 50 YES2 50 NASAâ € ™ 50 X ray telescope 50 SETI Search 50 Earth orbiting satellites 50 BaBar experiment 50 windshield wiper maneuver 50 Institute NSBRI 50 Jacques Laskar 50 Highly Adaptable Satellite 50 Mars landers 50 Pressurized Module 50 onboard Chandrayaan 50 transiting exoplanets 50 Microprobe 50 moons Phobos 50 Resourcesat 2 50 Decadal Survey 50 comet nucleus 50 ESTEC 50 Carl Marchetto 50 exoplanet hunter 50 Orbiter 50 flyby 50 X ray Observatory 50 Shepherding Spacecraft 50 Extrasolar Planets 50 Lunar Orbiter Laser Altimeter 50 NEEMO 50 Epsilon Eridani 50 Spectroscopic 50 POES satellites 50 Mars northern latitudes 50 ESO telescopes 50 Bioimaging 50 ALICE experiment 50 MG J# +# 50 NASA Gamma ray 50 lunar orbiting spacecraft 50 NASA GLAST 50 spacecrafts 50 Imaging Spectrograph 50 National Astronomical Observatory 50 geoneutrinos 50 ATLAS detector 50 BMC2 50 Planck telescope 50 TacSat 50 microshutters 49 Thermal Emission Imaging 49 CBERS 2B 49 Vehicles Directorate 49 comet 49 NASA Atmospheric Infrared 49 Jonathan Lunine 49 Martian rover 49 lunar equator 49 CReSIS 49 comet flyby 49 cosmological observations 49 Interplanetary Internet 49 Syllego system 49 polar orbiting 49 detect gravitational waves 49 Array ALMA 49 LCROSS Observation Campaign 49 trans Neptunian objects 49 Commercial Reusable Suborbital 49 Pegasus XL 49 Hubble observations 49 Reusable Launch Vehicle 49 particle physics detector 49 Martian equator 49 Thales Alenia 49 Franck Marchis 49 ASKAP 49 Mars Descent Imager 49 NSPO 49 orbiting telescope 49 Michael Zolensky 49 coronagraph 49 Lunar Surface 49 Express AM# 49 Comet 9P/Tempel 1 49 International Linear Collider 49 Desert RATS 49 Thermo Scientific LTQ Orbitrap 49 Kailash Sahu 49 Launch Abort System 49 Meteoritics 49 Martian surface 49 NASA Ames 49 HIRES spectrometer 49 Martian lander 49 proton decay 49 Mossbauer 49 Ionosphere 49 Geosynchronous orbit 49 Phobos 49 Solar System 49 gravitationally lensed 49 planetary transits 49 Image NASA JPL 49 SwRI 49 Nasa 49 gamma rays emitted 49 infrared spectrograph 49 extrasolar planet 49 Saturn Enceladus 49 Tom Krimigis 49 neutrino oscillations 49 Suzaku X ray 49 AeroAstro 49 Red Planet 49 orbital resonance 49 Fundamental Aeronautics Program 49 neutron detector 49 infrared mapping spectrometer 49 SpaceX Dragon 49 DigitalGlobe WorldView 49 THEMIS Images 49 extrasolar planetary 49 LIGO Scientific Collaboration 49 Earthlike planet 49 Spacecraft Operations 49 radar altimeter 49 Simonetta Di Pippo ESA 49 IKAROS 49 Bernard Foing 49 PSR J# 49 Chajnantor 49 Lunokhod 49 astronomical telescope 49 rocky extrasolar planet 49 CubeSat 49 Shenzhou VIII 49 spectroscopic analysis 49 comets orbiting 49 ESA CNES 49 Instrument OMI 49 interferometer 49 infrared spectra 49 AATSR 49 Space Shuttle STS 49 La Silla Observatory 49 Comet Tempel 1 49 NanoRacks 49 Dr. Jeffrey Peipert 49 Titan Saturn 49 Simonetta Di Pippo 49 Earth radii 49 aboard ESA Envisat 49 spiral galaxy Messier 49 Cryospheric Sciences Branch 49 Earth magnetotail 49 Smos 49 COSPAR 49 Simonetta Di Pipo 49 Swales Aerospace 49 SuperWASP 49 cometary nucleus 49 JCMT 49 Doppler measurements 49 GLAST telescope 49 spacecraft orbited 49 Laurie Leshin 49 Infrared Telescope Facility 49 Hubble Servicing 49 Orion LAS