Related by context. Frequent words. (Click for all words.) 56 JPL manages 55 Lunar Prospector 53 Mini SAR 53 COROT 53 SMOS 52 ICESat 52 NASA Lunar Reconnaissance 51 GOCE 51 Spectrometer 51 polar orbiting 51 Gravity Probe B 51 X ray telescope 51 CALIPSO 50 infrared telescope 50 numerical simulations 49 Keck Observatory 49 radiometer 49 ESO Very Large Telescope 49 Moderate Resolution 49 NASAs 49 Cassini Huygens 49 NASA Cassini spacecraft 49 spectrographs 49 Southern Observatory ESO 49 spectrometers 49 Orbiting Carbon Observatory 48 Cassini orbiter 48 NASA Goddard 48 THEMIS 48 Earth Observing 48 WFC3 48 NASA Kepler 48 Geochemistry 48 RADARSAT 48 HiRISE camera 48 Earth Observation 48 MARSIS 48 microscopic imager 48 Spitzer Space Telescope 47 Thermal Emission Imaging 47 remote sensing 47 EPOXI 47 radar altimeter 47 Galaxy Evolution 47 IODP 47 Mars Pathfinder 47 STScI 47 National Astronomical Observatory 47 spectrometer 47 CIRS 47 interferometer 47 spacecraft orbiting 47 Research BMBF 47 Envisat 47 NASA Chandra 47 astronomical observations 47 Space Agency 46 ESA Mars 46 CRISM 46 WMAP 46 Lunar Reconnaissance Orbiter 46 XMM Newton 46 QuikScat 46 microsatellites 46 Hinode 46 NASA Aqua 46 sediment samples 46 scientists 46 synthetic aperture radar 46 Remote sensing 46 IceCube 46 Jet Propulsion Laboratory JPL 46 SELENE 46 CryoSat 46 Sensing Satellite 45 CloudSat 45 particle detector 45 interplanetary spacecraft 45 LCROSS 45 radial velocity 45 Ocean Observing 45 bathymetry 45 planetary missions 45 VLBI 45 NASA Mars Odyssey 45 MBARI 45 MetOp 45 Hubble observations 45 NASA Mars Reconnaissance 45 OSIRIS 45 Oceanographer 45 microlensing 45 Imaging Spectroradiometer MODIS 45 LCROSS mission 45 remote sensing satellite 45 microsatellite 45 gravitational lensing 45 Stardust spacecraft 45 polar vortex 44 ASTER 44 University Lamont Doherty