Related by context. Frequent words. (Click for all words.) 68 field Infrared Survey 63 ESO Very Large Telescope 62 Very Large Telescope 61 La Silla Chile 60 Moderate Resolution 60 NASA ESA Hubble 59 WFC3 59 photometer 58 XMM Newton 58 Resolution Imaging 57 visible wavelengths 56 MODIS 56 microscopic imager 56 NASA Cassini spacecraft 56 Southern Observatory ESO 55 infrared telescope 55 panoramic camera 55 megapixel CCD sensor 55 Spitzer Space Telescope 55 multispectral 55 HRSC 55 CCD camera 54 VLBA 54 NASA Chandra 54 Space Telescope 54 Solar Dynamics 54 WM Keck Observatory 54 Mini SAR 54 Advanced Camera 54 Galaxy Evolution 54 infrared wavelengths 54 NASA Aqua 54 diffractive 54 hyperspectral 54 spectrometer 53 #.#x optical zoom [001] 53 NICMOS 53 Spectrometer 53 3x optical zoom lens 53 scanning electron microscope 53 interferometry 53 Thermal Emission Imaging 53 spacecraft orbiting 53 radiometer 53 Andromeda galaxy 52 solar corona 52 microlensing 52 NASA Mars Reconnaissance 52 Telescope 52 Mauna Kea Hawaii 51 spatial resolution 51 CRISM 51 OSIRIS 51 transmission electron microscope 51 optical microscopy 51 CCD sensor 51 X ray telescope 51 F#.# [001] 51 Mars Reconnaissance Orbiter 51 Cassini orbiter 51 QuickBird 51 COROT 51 telescope 51 #x optical zoom lens 51 interferometer 51 optical telescope 51 Keck Observatory 51 Gemini Observatory 51 optical telescopes 51 radar altimeter 51 confocal microscopy 51 #mm F#.# [001] 51 imager 50 infrared 50 Image Processor 50 adaptive optics 50 aperture 50 megapixel stills 50 redshifts 50 galaxy cluster 50 Orion Nebula 50 optical zoom lens 50 Spectroscopy 50 magnification 50 confocal 50 spectra 50 unaided eye 50 optical microscope 50 Hubble observations 50 3X optical zoom 50 megapixel CCD 50 angle lens 49 VLBI 49 Very Large Array 49 magnifications 49 Hubble telescope 49 NASA Lunar Reconnaissance 49 distant galaxies 49 4x optical zoom 49 infrared mapping spectrometer 49 transmission electron microscopy