Related by context. Frequent words. (Click for all words.) 64 OSIRIS 62 interplanetary spacecraft 62 COROT 62 CALIPSO 61 X ray telescope 61 Cassini Huygens 60 VIRTIS 60 JPL manages 60 SMOS 60 NASA Kepler 59 nanosatellite 58 NASA Cassini 58 STScI 57 Resourcesat 2 57 NASAs 57 Gravity Recovery 57 XMM Newton 57 NASA Stardust spacecraft 57 Galaxy Evolution 57 Southern Observatory ESO 57 Tropical Rainfall Measuring 57 Solar Dynamics 56 GLAST 56 spacecraft orbiting 56 MetOp 56 LCROSS mission 56 TerraSAR X 56 Galileo spacecraft 56 orbiting Saturn 56 Spectrometer 56 GOCE 56 NASA ESA Hubble 56 STEREO 56 planetary missions 56 Keck Observatory 55 Adaptive Optics 55 particle detector 55 WM Keck Observatory 55 spectrographs 55 Hinode 55 ESO Very Large Telescope 55 IYA# 55 NASA Lunar Reconnaissance 55 Lunar Prospector 55 NASA Cassini spacecraft 55 Credit NASA JPL 54 polar orbiting 54 photometer 54 Garching Germany 54 NASA Chandra 54 credit NASA JPL 54 SIRTF 54 National Astronomical Observatory 54 Mauna Kea Hawaii 54 LROC 53 CloudSat 53 orbiting spacecraft 53 Meteorological Satellite 53 ARTEMIS 53 X ray Observatory 53 La Silla Chile 53 SELENE 53 Jet Propulsion Laboratory JPL 53 SXI 53 Sensing Satellite LCROSS 53 Voyager spacecraft 53 Webb Telescope 53 Imaging Spectroradiometer MODIS 53 Mars Pathfinder 53 Orbiting Carbon Observatory 53 spectroscopic 53 solar corona 53 Cassini orbiter 53 THEMIS 53 Space Telescope 53 New Horizons spacecraft 53 EPOXI 52 CubeSat 52 Satellite Launch 52 photometry 52 Lunar Reconnaissance Orbiter 52 Very Large Telescope 52 interferometric 52 Gemini Observatory 52 Mars orbiter 52 infrared telescope 52 HiRISE camera 52 Space Agency 52 Stardust spacecraft 52 Cosmic Origins Spectrograph 52 ultraviolet wavelengths 52 NASA Goddard 52 Sofradir 52 NASA JPL 52 telescope 52 Gravity Probe B 52 adaptive optics 52 Hubble observations 52 field Infrared Survey 52 STIS 52 Gamma Ray