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(Click for frequent words.) 63 NASA Goddard 55 Steward Observatory 55 NASA Stratospheric Observatory 53 SORCE 53 ultraviolet spectrograph 53 NOAO 53 NSBRI 53 FORCAST 53 HiRISE 53 Space Physics 53 NASA Jet Propulsion Laboratory 52 NASA 52 NASA Jet Propulsion Lab 52 APXS 52 STScI 52 CALIPSO 51 Huygens mission 51 DISR 51 Jet Propulsion Laboratory JPL 51 NASAs 51 NuSTAR 51 KIPAC 51 JPL 51 Payloads 51 OSIRIS REx 51 THEMIS 51 JWST 51 neutron spectrometer 51 Mars CRISM 51 AERONET 51 NASA JPL 51 Situ Resource 50 Near Infrared Camera 50 NASA Infrared Telescope 50 ESA Integral 50 CU Boulder 50 infrared astronomy 50 Decadal Survey 50 CubeSat 50 UA Lunar 50 CU Boulder Laboratory 50 microgravity experiments 50 Composite Infrared Spectrometer 50 Foton M2 50 NIRSpec 50 SIRTF 50 LLNL 50 BioServe Space Technologies 50 O OREOS 50 ESOC 50 Thermal Emission Spectrometer 50 CHIPSat 50 Esrange 50 Astrobiology Institute 50 EPOCh 50 Wallops Island Va. 50 NASA Ames 49 Vehicles Directorate 49 Descent Imager Spectral Radiometer 49 Volatile Evolution 49 Planetary Laboratory 49 UAVSAR 49 LROC 49 Kepler Mission 49 INMS 49 Arecibo Observatory 49 NASA Far Ultraviolet 49 planetary Transits 49 High Altitude Observatory 49 laser altimeter 49 Orbiter 49 CRISM 49 SSRL 49 THEMIS satellites 49 NASA Microgravity 49 FASTSAT 49 spacecraft 49 ChemCam 49 HIAPER 49 Nasa Jet Propulsion 49 Institute NSBRI 49 Magnetic Imager HMI 49 Planetary Science Institute 48 Conductivity Analyzer 48 Applied Physics Laboratory 48 Microscopy Electrochemistry 48 Mars Exploration 48 CloudSat 48 Mars Reconnaissance Orbiter MRO 48 NanoSail D 48 Redu Belgium 48 RS Ophiuchi 48 Dan Durda 48 Rosetta orbiter 48 NIRCam 48 Laboratory Pasadena 48 CU Boulder LASP 48 SPHERES 48 Mars Surveyor 48 Helioseismic 48 NASA WMAP 48 Microgravity 48 Neptec 48 UA Steward Observatory 48 Adaptive Optics 48 Cassini magnetometer 48 SwRI 48 Spectrograph 48 Cassini ion 48 Orbital Express 48 RXTE 48 Holly Ridings 48 Resolution Imaging 48 Tod Strohmayer 48 NASA STEREO 48 VIRTIS 48 Context Camera 47 Infrared Pathfinder Satellite 47 Cassini 47 SPIRE instrument 47 Diviner instrument 47 EPOXI mission 47 Applied Physics Lab 47 Anisotropy Probe 47 Uninhabited Aerial Vehicle 47 GeneSat 47 STORRM 47 Heliophysics 47 planetary scientist 47 Launch Abort System 47 NASA Landsat 47 GLAST 47 Planck 47 Climate Experiment GRACE 47 UVIS instrument 47 MARSIS radar 47 Ulysses spacecraft 47 Space Infrared Telescope 47 Hubble Space Telescope HST 47 GeneSat 1 47 Faint Object 47 GLAST Burst Monitor 47 Keck Observatory 47 Jonathan Lunine 47 IceCube 47 Area Telescope LAT 47 interplanetary spacecraft 47 IBEX spacecraft 47 orbiting gamma ray 47 Jean Luc Margot 47 LOCAD PTS 47 JDEM 47 HiRISE camera 47 GALEX 47 Cassini ultraviolet 47 Mini Thermal Emission 47 Mars Pathfinder 47 Spacecraft Operations 47 ESMD 47 Lunar Reconnaissance Orbiter Camera 47 GOCE 47 Mars Climate Sounder 47 particle detector 47 MESSENGER 47 Jet Propulsion Laboratory 47 NASA Jet Propulsion 47 Planetary Fourier Spectrometer PFS 46 interferometer 46 ESA Herschel 46 Neutral Mass Spectrometer 46 SSETI Express 46 Shallow Radar 46 Infrared Astronomy SOFIA 46 Infrared Astronomy 46 ARCTUS 46 composite infrared spectrometer 46 Berinstain 46 High Resolution Imaging 46 NASA Headquarters 46 NASA Solar Terrestrial 46 SMOS mission 46 MINOS 46 SECCHI 46 Convection Rotation 46 X ray observatory 46 Johns Hopkins Applied Physics 46 Director Charles Elachi 46 Relations Observatory STEREO 46 Mars Color Imager 46 LDCM 46 CfA 46 LIGO 46 Mastcam 46 EarthScope 46 Richard Mushotzky 46 Cryosat 46 Tropical Rainfall Measuring 46 Stadermann 46 Eric Becklin 46 NASA Wilkinson Microwave 46 SIRAL 46 Mission TRMM 46 particle detectors 46 NASA Goddard Spaceflight 46 Manned Maneuvering Unit 46 SwRI Space 46 WFC3 46 aerobraking 46 Gravity Probe B 46 Magnetic Imager 46 orbiter 46 infrared spectrometers 46 Cosmic Origins Spectrograph 46 Keck telescopes 46 Infrared Array Camera 46 microgravity 46 specialists Scott Parazynski 46 CubeSats 46 ESA Planck 46 Research Institute NSBRI 46 Webb Telescope 46 shuttle orbiter 46 Mars Orbiter 46 Jay Melosh 46 Nasa Goddard Space 46 NASA THEMIS 46 Heliospheric Investigation 46 JIMO mission 46 WIYN 46 Interstellar Boundary Explorer 46 planetary geologist 46 ion microprobe 45 NASA Goddard Space 45 Cloud Aerosol Lidar 45 exoplanetary 45 Philae lander 45 Jupiter Icy Moons Orbiter 45 NCAR 45 Antenna LISA 45 infrared mapping spectrometer 45 Laser Interferometer Gravitational Wave 45 Light Microscopy 45 UVIS 45 Total Ozone Mapping 45 Terrestrial Planet Finder TPF 45 microshutters 45 Smithsonian Astrophysical Observatory 45 Mars Reconnaissance Orbiter 45 Shallow Radar instrument 45 SMOS 45 Cassini Huygens 45 DIXI 45 Kitt Peak 45 Laser Interferometer Space 45 LRO spacecraft 45 Payload Operations 45 astronauts Nicole Stott 45 MPIfR 45 polar orbits 45 Landsat satellites 45 spectrometer 45 astrometric 45 Observatory SDO 45 situ measurements 45 Hubble observations 45 shuttle Endeavour STS 45 Mini SAR 45 X ray wavelengths 45 UCO Lick 45 HRSC 45 NASA Cosmic Background 45 Louis Stodieck 45 Tony Ceccacci 45 Mars Atmosphere 45 NASA Wallops 45 radio occultation 45 Nasa Ames 45 Norm Thagard 45 National Airspace System 45 Space Biomedical 45 Manned Spacecraft Center 45 D CIXS 45 ATLAS experiment 45 LISA Pathfinder 45 SIM PlanetQuest 45 STEREO spacecraft 45 telescope 45 AMASE 45 AFOSR 45 MESSENGER spacecraft 45 Rex Geveden 45 PharmaSat 45 Planetary Transits 45 Hakan Svedhem 45 Space Agency 45 Astrophysics Cambridge Mass. 45 LRO 45 Jet Propulsion Lab 45 NASA Exobiology 45 WMAP satellite 45 neutral mass spectrometer 45 Dryden Flight Research 45 galactic cosmic ray 45 ESA SMART 45 NASA GSFC 45 Solar Observatory 45 instrument calibrations 45 ESA 45 Magnetospheric 45 Heliophysics Division 45 spaceborne 45 BepiColombo 45 Interior Laboratory GRAIL 45 Robotic Lunar Exploration 45 LORRI 45 RHESSI 45 Goddard Space Flight 45 astrometry 45 NEOSSat 45 C NOFS 45 ATLAS detector 45 Krimigis 45 Nasa 45 Orbiter LRO 45 Ball Aerospace 45 Mauna Kea Hawaii 45 imaging spectrometer 45 THEMIS mission 44 NRAO 44 ultraviolet spectrometer 44 YES2 44 Earth magnetosphere 44 detect gravitational waves 44 Atmospheric Oceanic 44 Planck spacecraft 44 Reduced Gravity 44 AFRL Space 44 Marshall Spaceflight 44 JPL Caltech 44 Ken Edgett 44 scatterometer 44 Mössbauer 44 Solar Orbiter 44 Synthetic Aperture Radar SAR 44 NICMOS 44 ESA ERS 44 SCISAT 44 Michael Studinger 44 ST5 44 interferometers 44 planetary astronomer 44 Earth orbiting satellites 44 PNNL 44 SPACE.com 44 Arizona Steward Observatory 44 Dryden Aircraft 44 telescopic observations 44 Laboratory JPL Pasadena 44 COROT 44 LCROSS mission 44 XMM Newton X ray 44 Mars landers 44 Ginger Kerrick 44 GRAIL 44 Space Propulsion 44 Institute SwRI 44 Mars rovers 44 Phoenix Microscopy Electrochemistry 44 Space Flight 44 pulsating aurora 44 Proba 2 44 Pilot George Zamka 44 microgravity environment 44 Cryospheric Sciences Branch 44 Lunar Exploration 44 optical telescopes 44 Lick Observatory 44 Earth Observation Programmes 44 orbital rendezvous 44 ultrashort pulses 44 William Gerstenmaier 44 Fomalhaut b 44 Nuclear Spectroscopic Telescope Array 44 Mössbauer spectrometer 44 Spectroscopic Explorer 44 Innovative Partnerships Program 44 MBARI 44 Lunar Precursor Robotic 44 ExoMars mission 44 Landsat satellite 44 telescopes 44 coronagraph 44 Martin Tomasko 44 UC Observatories Lick 44 NASA Wallops Flight 44 scientist Bernard Foing 44 NLSI 44 Educator Astronauts 44 OMEGA instrument 44 ESA Earth Observation 44 infrared telescopes 44 ESTEC 44 Spacewatch 44 Credit NASA JPL 44 Planetary Protection 44 Altair lunar lander 44 Weightless Wonder 44 Earthscope 44 martian surface 44 Planck satellite 44 Earth Connection Coronal 44 CALIPSO satellites 44 Orbiter MRO 44 Planck telescope 44 Ares IX 44 WIYN Observatory 44 Jupiter Icy Moons 44 Scripps Oceanography 44 Mars Lander 44 Solar TErrestrial RElations Observatory 44 Shallow Subsurface Radar 44 onboard Chandrayaan 44 nanosatellites 44 Ares IY 44 Herschel Planck 44 Imaging Spectroradiometer MODIS instrument 43 gamma ray observatory 43 inch Samuel Oschin 43 cryosphere 43 ESO astronomer 43 Image NASA JPL 43 Analyzer TEGA 43 Gene Giacomelli 43 Mars Odyssey Orbiter 43 Fran Bagenal 43 Satellites GOES 43 Planetary Lab 43 Laurie Leshin 43 SPICAM 43 galactic cosmic rays 43 gradiometer 43 Simonetta Di Pippo ESA 43 Astrophysical 43 NSRL 43 ADM Aeolus 43 Geophysical Fluid Dynamics 43 Robotic Arm 43 Stardust NExT mission 43 ESA Mars 43 DragonLab 43 spectrometers 43 GOES R 43 LADEE 43 Rosetta spacecraft 43 Nanosat 43 cosmic ray 43 Simonetta Di Pipo 43 NASA Langley 43 Commander Alexander Skvortsov 43 MAVEN 43 Mission SRTM 43 Michael Zolensky 43 EPOXI 43 ESO VLT 43 ESA XMM Newton 43 Huygens Probe 43 Lockheed Martin Waterton Canyon 43 Fincke Greg Chamitoff 43 Ocean Salinity SMOS 43 Infrared Thermal Imaging Spectrometer 43 X ray spectrometer 43 Ultraviolet Imaging Spectrograph 43 Herschel telescope 43 Christopher Chyba 43 Erik Asphaug 43 Winglee 43 LCROSS 43 QuikSCAT 43 Deep Impact eXtended Investigation 43 WM Keck Observatory 43 Anisotropy Probe WMAP 43 planetary geology 43 Cosmic Background Explorer 43 Fermi LAT 43 exosphere 43 NASA GLAST 43 aboard ESA Envisat 43 NASA Cassini 43 Imaging Spectrometer 43 Kepler spacecraft 43 Mars Rover 43 Mars rover 43 ICESat 43 Science Experiment HiRISE 43 RPWS 43 Hubble 43 Fermi telescope 43 Hubble Space Telescope 43 Human Spaceflight Microgravity 43 unmanned probes 43 Mini TES 43 Neutron Spectrometer 43 Interorbital Systems 43 NSOM 43 Douglas Osheroff 43 AFRL 43 NASA EPOXI mission 43 LCLS 43 ISS Expedition 43 CIRES 43 gravitational microlensing 43 STIS 43 Earth Observation satellites 43 Mission Directorate 43 astronautics 43 visit http:/saturn.jpl.nasa.gov 43 NASA Interstellar Boundary 43 Terrestrial Planet Finder 43 Apollo Lunar Module 43 astronomical telescope 43 Space Telescope Science 43 Henry Bortman 43 Smithsonian astronomer 43 lunar landers 43 Instrument OMI 43 Cancri e 43 highly elliptical orbits 43 binary asteroid 43 Galileo spacecraft 43 SMEX 43 Cassini Huygens spacecraft 43 Astromaterials Research 43 geosynchronous satellites 43 SINFONI 43 SOHO spacecraft 43 Nasa Mars Reconnaissance 43 comet nucleus 43 Astrophysical Research 43 planetary missions 43 X ray telescopes 43 Ariane launchers 43 Saturn Cassini 43 experimental payloads 43 Piers Sellers 43 ENose 43 Continuity Mission LDCM 43 Alfred McEwen 43 MUOS satellite 43 Orion Launch Abort 43 infrared observatory 43 Mars Pathfinder lander 43 Telescope BAT 43 beamline #.#.# 43 SpaceShip One 43 National Optical Astronomy 43 Mars Odyssey 43 Adaptive optics 43 Huygens 43 ESA CNES 43 Robin Canup 43 CDR SO 43 Mid Infrared 43 Astrophysics Laboratory 43 Jupiter magnetosphere 43 N. Rathnasree 43 Orbital Debris 43 Explorer GALEX 43 Betsy Weatherhead 42 Jupiter Ganymede 42 mesosphere 42 microscopic imager 42 gamma ray spectrometer 42 Jennifer Heldmann 42 spectrographic 42 Geostationary 42 Mars Orbiter Camera 42 Heterodyne Instrument 42 TacSat 42 nanosatellite 42 Commercial Reusable Suborbital 42 Anthony Remijan 42 lunar module pilot 42 ESA Envisat 42 JAXA 42 AMPERE 42 Rick Linnehan 42 CIXS 42 ESA Huygens probe 42 Fraunhofer ISE 42 Cassini radar 42 AeroAstro 42 Swales Aerospace 42 Space Interferometry Mission 42 comets orbiting 42 Planetary Camera 2 42 ASC MSRC 42 Keck Interferometer 42 orbiting spacecraft 42 EarthCARE 42 AIAA 42 radial velocity 42 JHU APL 42 DEPTHX 42 3rd SOPS 42 LCROSS Observation Campaign 42 ASPERA 42 Cosmic Origins Spectrograph COS 42 LIGO Scientific Collaboration 42 orbiting observatory 42 Spacecraft Control 42 Wilkinson Microwave Probe 42 Ocean Salinity 42 Bill Readdy NASA 42 Hubble astronomer 42 Compact Reconnaissance Imaging Spectrometer 42 David Wettergreen 42 LaRC 42 Hydrospheric 42 ion propulsion 42 Space Shuttle Propulsion 42 astrophysical 42 mass spectrometer 42 Upsilon Andromedae 42 Galilean satellites 42 Great Observatories 42 STEREO 42 NASA Astrobiology 42 MARSIS 42 Aboard Endeavour 42 Saturnian moon Titan 42 Evolution Explorer 42 geosynchronous 42 Huygens descent 42 Preston Burch 42 Caltech Jet Propulsion 42 NSSTC 42 flyby spacecraft 42 Spaceward Bound 42 Earth Asteroid Rendezvous 42 Spaceguard Survey 42 Compact Muon Solenoid CMS 42 Extra Vehicular Activity 42 Lunar Surface 42 RLEP 42 ESA Envisat satellite 42 KBOs 42 orbiting telescope 42 Outer Planets 42 infrared wavelengths 42 Hubble Near Infrared 42 Stephen Gorevan 42 Eric Boe 42 High Angular Resolution 42 Cosmic Evolution 42 Woodrow Whitlow 42 Space Vehicle Mockup 42 photometer 42 Bruce Wielicki 42 SDSC 42 journal Acta Astronautica 42 Credits ESA 42 meteoroid 42 Starfire Optical Range 42 Extraterrestrial Physics 42 Deep Impact mission 42 Propulsion Directorate 42 Stardust spacecraft 42 Kavandi 42 Shuttle Discovery docks 42 Klinkrad 42 Robotic Exploration 42 VASIMR engine 42 Rover MER 42 radar altimeter 42 Derek Hassmann 42 LSAM 42 extrasolar planets 42 Array ALMA 42 NASA MESSENGER 42 Cosmic Background Explorer COBE 42 Stardust NExT 42 ESA CryoSat 42 NASA Fermi Gamma 42 http:/saturn.jpl.nasa.gov 42 Simonetta Di Pippo 42 solar corona 42 Microwave Imaging Radiometer 42 Pancam 42 Envisat satellite 42 supercomputer simulations 42 orbiting observatories 42 scramjet 42 ASTRON 42 thruster 42 A'Hearn 42 Cassini Imaging 42 Squyres Cornell 42 Molecular Biosensor 42 ISS 42 JCMT 42 OSIRIS 42 LOFAR 42 ESA Proba 42 Keck telescope 42 Galaxy Evolution 42 ESA Astronaut 42 NASA Dryden Flight 42 Conductivity Analyzer MECA 42 polarimetric 42 spectroscopic observations 42 Kitt Peak Observatory 42 Dream Chaser 42 Dan Werthimer 42 rovers 42 theoretical astrophysics 42 Chandra X ray 42 windshield wiper maneuver 41 JIMO 41 astrophysical phenomena 41 spectroscopic 41 CCAFS 41 deorbiting 41 GOSAT 41 Pascale Ehrenfreund 41 simulate weightlessness 41 Wilkinson Microwave Anisotropy Probe 41 Eurobot 41 Chodas 41 Ron Garan 41 Observatoire de Paris 41 astronomers 41 Linear Acceleration 41 Michoud La. 41 orbiters 41 Caltech astronomer 41 Systems Mission Directorate 41 Jet Propulsion Laboratories 41 Mike Leinbach shuttle 41 atmospheric chemistry 41 SNfactory 41 MMT Observatory 41 NEOWISE 41 NFIRE 41 NASA Orbiting Carbon 41 EUROCONTROL 41 Solid Liquid Mixtures 41 specialists Lisa Nowak 41 Mars rovers Spirit 41 Moessbauer spectrometer 41 Phoenix Mars Lander 41 Relative Navigation 41 duration spaceflight 41 NASA Kepler 41 magnetosphere 41 NASA Innovative Partnerships 41 NASA Kepler telescope 41 Spaceflight 41 submillimeter wavelengths 41 Jules Verne ATV 41 Solar Dynamics Observatory 41 UKIRT 41 Nondestructive Evaluation 41 Greg Chamitoff 41 stratospheric balloon 41 ESO Very Large Telescope 41 robotic arm 41 Rusty Schweickart 41 Landsat Data 41 Pete Theisinger 41 NIST 41 Propulsion Laboratory 41 commander Leroy Chiao 41 NASA Stardust NExT 41 UK DMC2 41 dexterous robot 41 particle physics experiments 41 NASA Planetary 41 Samuel Oschin Telescope 41 optical telescope 41 CoRoT satellite 41 Gemini Observatory 41 ESA Rosetta 41 Meteorite Studies 41 NEEMO 41 Hubble Telescope 41 NASA Stardust spacecraft 41 Innovative Partnerships 41 SnoMotes 41 Ares Projects 41 orbiting telescopes 41 NASA Meteoroid Environment 41 Lunar Reconnaissance Orbiter LRO 41 Moon Mineralogy Mapper M3 41 Commercial Spaceflight Federation 41 noctilucent clouds 41 JPL rover 41 Discovery STS 41 HD#b 41 Hubble Servicing 41 MErcury Surface Space ENvironment 41 orbital debris 41 Fossum Lisa Nowak 41 Curiosity rover 41 ALCF 41 exhaust plume 41 IfA 41 orbiting Chandra 41 linear collider 41 Virtual Planetary Laboratory 41 Kuiper belt objects 41 shuttle middeck 41 decadal survey 41 Harvard Smithsonian CfA 41 Astrotech payload processing 41 INSTAAR 41 Mars orbiting spacecraft 41 Ed Weiler 41 Richard Gilbrech 41 LANL 41 Rutherford Appleton 41 NASA twin STEREO 41 ESAS 41 John Callas rover 41 Space Shuttle Program 41 GIOVE B 41 Panoramic Camera 41 HUDF 41 CMS Compact Muon 41 Bonnie Buratti 41 astrobiology 41 Giovanni Picardi 41 BBSNews #-#-# NASA 41 Laboratory RAL 41 NASA Mars Reconnaissance 41 Saturn rings 41 Mossbauer spectrometer 41 William Bottke 41 Reconnaissance Orbiter 41 particle analyzers 41 Astrophysical Institute 41 International Space Station 41 Shuttle Radar Topography 41 Ulrich Dahmen 41 orbital insertion 41 heliophysics 41 Astro Aerospace 41 NASA Odyssey orbiter 41 Binary Colloidal Alloy 41 spectrographs 41 Lunar Module Pilot 41 Squyres 41 SciDAC 41 Ed Weiler NASA 41 NASA Educator Astronaut 41 Laboratory SSRL 41 Maria Zuber 41 Jamie Elsila 41 Honeybee Robotics 41 X ray binary 41 orbiter lander 41 ENVISAT 41 SSMEs 41 planetary atmospheres 41 NASA Astronaut 41 Stephen Mojzsis 41 NOAA Undersea Research 41 Thermal Emission Imaging 41 ESA ESTEC 41 Sandia 41 Burst Alert 41 Saturn magnetosphere 41 Nikku Madhusudhan 41 interstellar particles 41 Synthetic Aperture Radar 41 ORNL 41 Astrium 41 NASA Astrobiology Institute 41 NASTAR Center 41 Huygens lander 41 ESTRACK 41 SBSS satellite 41 Spaceguard 41 Cometary 41 spaceflight 41 middeck 41 beamline 41 NASA Reduced Gravity 41 Nasa spacecraft 41 MetOp satellite 41 occultations 41 Gerhard Schwehm 41 Earth Observation 41 HiRISE images 41 Milt Heflin 41 WISE telescope 41 scientist Anthony Colaprete 41 Titan flybys 41 blazars 41 interplanetary missions 41 Astrobiology 41 COET 41 Surveys ACS 41 weak gravitational lensing 41 XMM Newton 41 CDMS II 41 Saturnian system 41 gravitational wave 41 TanDEM X 41 National AeroSpace Training 41 Red Bull Stratos 41 orbits 41 UDRI 40 Barry Butch Wilmore 40 Ozone Monitoring 40 X ray telescope 40 Mullard Space Science 40 Viking Lander 40 IBM Almaden Research 40 National Reconnaissance 40 Carl Marchetto 40 unstowed 40 THEMIS Images 40 X ray observatories 40 Ryschkewitsch 40 INTEGRAL 40 gamma ray detectors 40 Multi Object Spectrometer 40 propulsion subsystem 40 Space Physics LASP 40 spokesman Michael Braukus 40 Socorro NM 40 CSIRO Wealth 40 AgCam 40 comet chaser 40 Manchester Jodrell Bank 40 hypersonic speeds 40 Yuma Proving Ground 40 Submillimeter Array 40 Landsat Data Continuity 40 NCEAS 40 Carey Lisse 40 starboard SARJ 40 HiRISE camera aboard 40 numerical simulations 40 phyllosilicates 40 Kibo JPM JEM Pressurized 40 principal investigator 40 Japanese Pressurized Module 40 TDRSS 40 Léopold Eyharts 40 Helios 2B 40 NASA astrobiologist 40 MISSE 40 HIRES spectrometer 40 SpaceDev 40 Very Energetic Radiation 40 NASA ICESat 40 polarimetry 40 atmospheric oceanic 40 Orion Ares 40 LSST 40 Payload Operations Center 40 STS 40 ISRO Satellite 40 Ronald Dittemore 40 Europa Orbiter 40 robotic rovers 40 Harold Craighead 40 Jean Pierre Lebreton ESA 40 Fraunhofer ILT 40 Spacelab 40 iPlant 40 bioenvironmental 40 scanning tunneling microscope STM 40 Satcher Jr. 40 Ranging MESSENGER spacecraft 40 Ares IX rocket 40 Ocean Observatories Initiative 40 Spitzer Space Telescope 40 Biomedical Problems 40 Cathy Peddie LRO 40 infrared spectrograph 40 BLG #Lb 40 OSIRIS Rex 40 SDSS III 40 Planetary Exploration 40 filamentary structure 40 COBE 40 Exoplanet 40 Planetary Geology 40 WebTAS 40 lander 40 Atlantis undocks 40 Richard Vondrak 40 Suborbital 40 orbiting 40 Planck observatory 40 Pasachoff 40 MEPAG