Related by context. Frequent words. (Click for all words.) 64 submillimeter 63 infrared wavelength 63 collimated 63 Spectrometers 61 galaxy NGC 61 visible wavelengths 61 Spectroscopic 61 infrared wavelengths 61 photometer 61 Small Magellanic Cloud 61 scanning electron microscopes 61 photon counting 61 ultraviolet wavelengths 61 near infrared NIR 60 shorter wavelengths 60 Near Infrared 60 solar corona 60 redshifts 59 candelas per 59 photometry 59 diffraction pattern 59 interferometers 59 GALEX 59 x ray beam 59 AKARI 58 X ray telescopes 58 Interferometer 58 Epsilon Eridani 58 -# degrees Fahrenheit [002] 58 Exoplanet 58 earthshine 58 optical wavelengths 58 frequency comb 58 WFC3 58 photosphere 58 interferometric 58 extrasolar 58 pulsed lasers 58 4x optical zoom lens 57 spectrographs 57 fluorescence microscope 57 La Silla Chile 57 #x optical 57 keV 57 XMM Newton 57 JPL manages 57 2 MeV electron 57 chromosphere 57 credit NASA JPL 57 sun corona 57 Crab Nebula 57 X ray emission 57 extragalactic 57 constellation Virgo 56 Herschel Space 56 #.#mm x #.#mm [001] 56 gravitational lens 56 exosphere 56 collimator 56 red supergiant 56 moon Enceladus 56 linewidth 56 VLBA 56 unaided eye 56 Gamma ray bursts 56 constellation Lyra 56 illuminance 56 confocal 56 Saturnian system 56 GeV 56 photoluminescence 56 5x optical zoom lens 56 magnifications 56 irradiance 56 ZEISS 55 AGNs 55 redshift 55 #.# MHz [002] 55 cd m 55 DUV 55 Neutron stars 55 infrared telescopes 55 VIRTIS 55 astronomical objects 55 spectral imaging 55 panchromatic 55 Earthlike 55 optical telescopes 55 gravitational radiation 55 nanometers billionths 55 interferometer 55 VLBI 55 helium atoms 55 #μm [002] 55 distant galaxies 55 MeV 55 STEREO spacecraft 55 angle zoom lens 55 icy moons 55 Eagle Nebula 55 attoseconds