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(Click for frequent words.) 71 infrared rays 70 infrared 66 visible wavelengths 65 infrared wavelengths 64 photons 63 solar corona 63 terahertz waves 63 wavelengths 62 detect gamma rays 62 gamma rays 62 water vapor 61 ultraviolet wavelengths 61 radiative 61 THz radiation 61 shorter wavelengths 61 optical wavelengths 61 infra red 61 terahertz radiation 60 evanescent waves 60 rubidium vapor 60 X ray wavelengths 60 circularly polarized light 60 fainter objects 60 gamma rays emitted 60 coronagraph 60 microwave radiation 60 gravitational radiation 59 infrared spectra 59 X ray pulses 59 backscattered 59 diffract 59 X ray emission 59 infrared wavelength 59 Raman scattering 58 radial velocity method 58 submillimeter 58 galactic cosmic rays 58 energetic electrons 58 diffraction pattern 58 Saturn magnetosphere 58 magnetosphere 58 diffracted 58 laser pulses 58 cosmic rays 57 infrared photons 57 magnetic fields 57 helium atoms 57 gamma ray burst 57 electron neutrinos 57 gravitational waves 57 electromagnetic waves 57 HD #b [002] 57 emit X rays 57 infrared laser beam 57 Doppler shifts 57 sodium atoms 57 polarimetry 57 meteoroids 57 IR wavelengths 57 infrared spectrometer 57 gravitational lens 57 frequency electromagnetic waves 57 absorption spectra 57 surface plasmons 57 CMB radiation 57 Fermi telescope 57 GJ #b [002] 57 ionosphere 56 photonic crystal 56 ultraviolet light 56 CMB photons 56 ionized gas 56 photon 56 ionised 56 harmful ultraviolet radiation 56 transiting planet 56 HD#b 56 infra red radiation 56 helium ions 56 VLTI 56 Electromagnetic waves 56 airglow 56 UV light 56 photocurrent 56 Corot 9b 56 interferometry 56 ionizes 56 diffraction patterns 56 plasmon 56 harmful ultraviolet 55 Gamma rays 55 galaxy cluster 55 relativistic particles 55 interstellar clouds 55 circumstellar 55 Lyman alpha 55 circular polarization 55 radiometer 55 spectrographs 55 ultraviolet 55 photosphere 55 photon energies 55 neutral mass spectrometer 55 geoneutrinos 55 VIRTIS 55 photometer 55 gamma ray radiation 55 lightwaves 55 Adaptive optics 55 phonon 55 exosphere 55 cosmic ray particles 55 cosmological distances 55 terahertz rays 55 laser pulse 55 sunlight 55 sulfate aerosols 55 gamma ray 55 millimeter wavelength 55 aerosol particles 55 diffraction grating 55 radiofrequency waves 55 Epsilon Eridani 55 Cassini ion 55 photons particles 54 submillimeter wavelengths 54 Venusian atmosphere 54 near infrared NIR 54 Composite Infrared Spectrometer 54 neutron radiation 54 X ray photons 54 x ray beam 54 suns rays 54 diffuse aurora 54 heliosphere 54 Microlensing 54 mesosphere 54 -# degrees Fahrenheit [002] 54 Earth ionosphere 54 infrared spectrometers 54 auroral 54 GALEX 54 infrared spectral 54 comet nucleus 54 photodetector 54 surface plasmon 54 smallest exoplanet 54 silicate dust 54 carbonate minerals 54 high redshift galaxies 54 diffraction 54 electromagnetic flux 54 interstellar dust clouds 54 electron beams 54 longwave radiation 54 hydroxyl molecules 54 circumstellar disk 54 plasmons 54 Infrared Thermal Imaging Spectrometer 54 atmospheric turbulence 54 distant galaxies 54 magnetization 53 wavelength infrared 53 ultraviolet sunlight 53 dipole moment 53 terahertz 53 helium nuclei 53 accretion disk 53 photochemical reactions 53 constellation Aquarius 53 quasar 53 exoplanets 53 NIRSpec 53 cosmic ray 53 extrasolar planets 53 alpha particles 53 blazar 53 Jupiter magnetosphere 53 AB Aurigae 53 electromagnetic 53 jovian 53 spectroscopic 53 ionisation 53 infrared detectors 53 spectroscopic analysis 53 THz 53 linearly polarized light 53 type Ia supernova 53 backscattering 53 neutrinos 53 emittance 53 XMM Newton 53 gamma rays X rays 53 AGNs 53 atmospheric aerosols 53 RS Ophiuchi 53 Terahertz radiation 53 extrasolar planet 53 nanopillars 53 spectral fingerprint 53 starlight 53 neutrons 53 Gravitational waves 53 infrared imager 53 photometry 53 earthshine 53 magnetic reconnection 53 Earth magnetosphere 53 distant quasars 53 Rossby waves 53 terahertz THz 53 infrared laser 53 astronomical objects 53 distant supernovae 53 ESO VLT 53 Alfvén waves 53 elongated orbits 53 APXS 53 interstellar medium 53 Fomalhaut b 53 ultra violet rays 53 linearly polarized 53 spectral bands 53 gravitational microlensing 53 thermal infrared 53 ESO telescope 53 Infrared 53 UVB radiation 53 absorption spectroscopy 53 blazars 53 absorbs photons 53 UV photons 53 Rydberg atom 53 Terahertz 53 heliosheath 52 X ray spectrometer 52 rays 52 THz waves 52 galactic cosmic ray 52 Raman spectroscopy 52 infrared beam 52 upper troposphere 52 occultations 52 polariton 52 infrared imagery 52 superlens 52 -# Celsius [001] 52 Saturn moon Enceladus 52 redshift 52 Hawking radiation 52 absorb photons 52 x ray beams 52 SNR #-#.# 52 absorbs sunlight 52 interstellar dust 52 emissivity 52 Gamma ray 52 interferometric 52 GJ#b 52 multiphoton 52 gamma ray flares 52 Jupiter moon Io 52 ionised gas 52 metallicity 52 electrons emitted 52 ultraviolet UV radiation 52 GRB# 52 Fermi LAT 52 X ray telescopes 52 photons emitted 52 Red Rectangle 52 polar regions 52 neutrino 52 ultraviolet UV light 52 magnetotail 52 luminous galaxies 52 Orionids 52 microcavity 52 electromagnetic spectrum 52 gravitational lensing 52 optical spectra 52 ionized gases 52 intrinsic brightness 52 spectroscopic measurements 52 gamma ray emission 52 Raman spectra 52 Photons 52 hydrogen nuclei 52 exoplanet 52 bolometer 52 electrons 52 ultracold atoms 52 phonons 52 photolysis 52 starquakes 52 photon detector 52 UVOT 52 polar vortex 52 WASP #b 52 photoemission 52 terahertz frequencies 52 emits X rays 52 Saturnian moons 52 Cherenkov radiation 52 STEREO spacecraft 52 sun rays 52 excitons 52 coronal loop 52 electromagnetic radiation 52 Cosmic rays 51 polaritons 51 ionized particles 51 microlensing events 51 heliopause 51 cosmic microwave background 51 G#.# +#.# 51 silicon waveguide 51 VHE gamma rays 51 refracts light 51 attosecond 51 luminosity 51 bolometers 51 chromosphere 51 galaxy clusters 51 oppositely directed 51 submillimetre 51 collimated 51 electromagnetic radiations 51 photoelectron 51 ejecta 51 X ray spectroscopy 51 exciton 51 gravitational wave 51 Ultraviolet light 51 fluorescence quenching 51 shortwave infrared 51 distant galaxy 51 neutrino particles 51 topological insulator 51 neutron star 51 downwelling 51 quasars 51 GRBs 51 soundwaves 51 plasmonic 51 fluorescence 51 NASA Cassini spacecraft 51 spectroscopic observations 51 synthetic aperture 51 Carbon dioxide CO2 51 interferometer 51 -# degrees Celsius [001] 51 reflection nebula 51 volcanic aerosols 51 temperature gradient 51 active galactic nuclei 51 Spitzer Space Telescope 51 electron density 51 metamaterial 51 spectral fingerprints 51 Greenhouse gases trap 51 electrons protons 51 SINFONI 51 thermoelectric cooling 51 photocatalyst 51 spectroscopic technique 51 nanoantennas 51 galactic disk 51 Fomalhaut 51 keV 51 electron 51 electron pairs 51 Spitzer infrared 51 Keck Interferometer 51 interstellar particles 51 Saturnian moon 51 waveguide 51 spectra 51 millimeter wavelengths 51 specular reflection 51 beam splitter 51 interstellar dust grains 51 fluorophores 51 extrasolar 51 ionise 51 vibrational 51 Mercury magnetosphere 51 comet Tempel Tuttle 51 isotropic 51 spectrometer 51 UV radiation 51 spectroscopically 51 Saturn auroras 51 NASA Wilkinson Microwave 51 interstellar boundary 51 femtosecond pulses 51 microwave frequencies 51 photoacoustic 51 slender crescent 51 arcminutes 51 NEAs 51 Hanny Voorwerp 51 Eta Carinae 51 Alfven waves 51 convective heat 51 ultra violet light 51 supergiant star 51 starburst galaxies 51 spectroscopy 51 emitted photons 51 energetic gamma rays 51 galaxy NGC 51 sun ultraviolet radiation 51 reflectance 51 stellar occultation 51 perihelion 51 gaseous planet 51 troposphere 51 photochemical reaction 51 ultraviolet laser 51 weakly interacting 51 Comet 9P/Tempel 1 51 ultraviolet radiation emitted 51 scintillator 51 circularly polarized 51 Comet Lulin 51 axions 51 UV wavelengths 51 Virgo Cluster 51 electromagnetic signals 51 paramagnetic 50 brightnesses 50 gamma ray flashes 50 ultrasonic waves 50 AIRS instrument 50 antineutrinos 50 magnetoresistance 50 ray Space Telescope 50 photon beam 50 PSR J# 50 Crab Pulsar 50 supernova remnant 50 infrared spectrograph 50 magnons 50 X ray beam 50 imaging spectrometer 50 spatially resolved 50 MG J# +# 50 ionize 50 wIRA 50 unpolarized 50 photon fluorescence 50 Near Infrared 50 planetary Transits 50 silicates 50 nebula 50 aurora 50 superluminal 50 hydrogen ions 50 filamentary structure 50 infra red rays 50 SIRTF 50 KH #D 50 earthlike planets 50 planet magnetosphere 50 photomultiplier tubes 50 QCLs 50 tholins 50 phosphor coating 50 CoRoT satellite 50 Ulysses spacecraft 50 GROND 50 synthetic aperture radar 50 terahertz pulses 50 distant supernovas 50 oxidized mercury 50 rubidium atoms 50 infrared lasers 50 electromagnetic EM 50 icy moons 50 moon Enceladus 50 cryovolcanism 50 Ultraviolet radiation 50 planet HD #b 50 galaxy M# [002] 50 frequency combs 50 Cosmic Microwave Background 50 infrared ultraviolet 50 conductivity 50 exoplanetary 50 photomultiplier tube 50 ultrasonic pulses 50 harmful ultraviolet rays 50 refractive indices 50 exoplanets orbiting 50 extrasolar planets orbiting 50 silicon monoxide 50 radiometers 50 muons 50 tropospheric 50 nightglow 50 electrical conductance 50 GJ #b [001] 50 -# º C [002] 50 Doppler shift 50 distant quasar 50 pentacene molecule 50 GRB #B 50 active galactic nucleus 50 MWIR 50 constellation Centaurus 50 meteoroid 50 antiparticle 50 ions 50 Orion Nebula 50 IR LEDs 50 weak gravitational lensing 50 infrared IR 50 Earth magnetotail 50 harmful ultraviolet UV 50 Beta Pictoris b 50 sulphate aerosols 50 multiband imaging photometer 50 refractive index 50 Comet Hartley 2 50 Heliospheric Observatory SOHO 50 Delta Cephei 50 magnetar 50 electromagnetic rays 50 transmission electron microscopy 50 distant galaxy clusters 50 gold nanorods 50 pseudogap 50 radial velocities 50 laser beams 50 martian atmosphere 50 photonic crystals 50 optical interferometry 50 emits photons 50 neutron beam 50 radial velocity 50 orbiting gamma ray 50 quantum cascade lasers 50 HARPS spectrograph attached 50 blackbody 50 obscuration 50 X ray binaries 50 gamma ray bursts 50 brown dwarfs 50 Gamma ray burst 50 transiting planets 50 Keck Telescope 50 gamma ray observatory 50 RXTE 50 ionization 50 albedo 50 HESS telescopes 50 Oort Cloud 50 optical lattices 50 spectral signature 50 absorbs ultraviolet 49 highly collimated 49 ultraviolet rays 49 noble gases 49 X ray beams 49 dispersive 49 proplyds 49 spectroscope 49 gamma ray detectors 49 Laser beams 49 infrared emitters 49 protoplanetary disk 49 retroreflector 49 pions 49 GRB # 49 transfer FRET 49 Epsilon Aurigae 49 spectral 49 situ measurements 49 Henize #-# 49 Saturn outermost 49 fluorescent molecules 49 sulphate particles 49 sun harmful ultraviolet 49 Live MOS sensor 49 unaided eye 49 Crab Nebula 49 planet orbits 49 nanobubbles 49 harmful ultra violet 49 microlens 49 electromagnetic pulses 49 Evolution Explorer 49 fluorescent nanoparticles 49 Spectrograph 49 infrared spectroscopy 49 microlensing 49 ultraviolet radiation 49 arcseconds 49 substorm 49 chemiluminescence 49 semiconductor nanocrystals 49 LWIR 49 comets asteroids 49 quasiparticle 49 planetary nebulae 49 HD# [002] 49 constellation Ursa Major 49 aerosol concentrations 49 radiative cooling 49 magnetic excitations 49 velocity dispersion 49 Bose Einstein condensates 49 galaxies 49 thermally induced 49 permanently shadowed craters 49 Ultraviolet rays 49 brown dwarf 49 RHESSI 49 V# Mon 49 Explorer WISE 49 RRATs 49 photocells 49 magnetospheres 49 Optical tweezers 49 zodiacal light 49 fluorescence resonance energy 49 hexagonal mirrors 49 solar irradiance 49 HII regions 49 constellation Virgo 49 microlens array 49 Mott insulator 49 millisecond pulsar 49 periodic dimming 49 laser beam 49 Bessel beam 49 tiny airborne particles 49 Electromagnetic radiation 49 muon 49 infrared telescopes 49 temperature gradients 49 bosonic 49 ultra violet radiation 49 PUVA psoralen plus 49 ARPES 49 coronal holes 49 submillimetre wavelengths 49 ESA XMM Newton 49 Sagittarius B2 49 cosmic particles 49 resonance frequency 49 Beta Pictoris 49 hydroxyl radicals 49 superlenses 49 SOHO spacecraft 49 chlorine monoxide 49 pulsar 49 particles 49 TrES 49 cosmic ray flux 49 fading afterglow 49 solitons 49 ENAs 49 chemically reactive 49 hydrogen atoms 49 comet 49 rotational axis 49 Earthlike 49 Interferometric 49 dopants 49 cosmic gamma rays 49 quantum tunneling 49 confocal microscopy 49 Kuiper Belt Objects 49 isotherms 49 Comet Hartley 49 IBEX spacecraft 49 photoluminescence 49 vortices 49 Muchachos Observatory 49 NASA QuikScat satellite 49 frequency comb 49 spiral galaxy NGC 49 oxygen ions 49 horizontally polarized 49 cirrus cloud 49 UVES 49 antihydrogen 49 VIRTIS instrument 49 polarizing filter 49 gravitons 49 single photon detectors 49 photobleaching 49 Saturn rings 49 widefield 49 advection 49 thermal gradients 49 GOSAT 49 Keck telescope 49 aerosols 49 liquid coolant 49 photodiodes 49 resonant frequencies 49 Coma Cluster 49 chlorophyll molecules 49 positrons 49 cirrus clouds 49 magnetospheric 49 Samuel Oschin Telescope 49 COROT 49 Comet Holmes 49 cometary material 49 afterglows 49 submillimeter wavelength 49 ion flux 49 Spectroscopic 49 superposed 49 X ray afterglow 49 comet tail 49 X ray emitting 49 x ray pulses 49 Earthlike planet 49 Voorwerp 49 tropopause 49 hyperspectral imager 49 spatial resolution 49 radiative recombination 49 muon neutrinos 49 Field Imager 49 Earthlike planets 49 refract light 49 deuterium atoms 49 Trifid Nebula 49 Near Infrared NIR 49 magnetars 49 hyper spectral 49 Bronchial thermoplasty beams 49 supermassive black hole 49 nanoprobes 49 faint glow 49 polarizing filters 49 inhomogeneities 49 Rayleigh scattering 49 piezoelectric crystal 49 laser altimeter 49 Enceladus 48 scatterometer 48 auroral displays 48 redshifts 48 negative refraction 48 optically transparent 48 sun ultraviolet rays 48 entangled photons 48 Hubble observations 48 atoms 48 WIMPs 48 HiRISE image 48 galactic cores 48 electrical currents 48 stellar occultations 48 spicules 48 Kuiper belt objects 48 hyperlens 48 metallic nanostructures 48 circumstellar disks 48 planets orbiting distant 48 Type Ia supernovae 48 sub millimeter wavelengths 48 MODIS 48 quark gluon plasma 48 sunlike stars 48 photon counting 48 polar craters 48 SQUIDs 48 constellation Perseus 48 gamma ray detector 48 ionized hydrogen 48 terahertz frequency 48 proton proton 48 radar interferometry 48 interstellar cloud 48 infrared LEDs 48 moon Mimas 48 Earth asteroids 48 Geminga 48 tropospheric ozone 48 ambient light 48 reduced graphene oxide 48 wavelength 48 mid latitudes 48 Very Large Telescope 48 solar nebula 48 Ly alpha 48 astrophysical objects 48 laser excitation 48 protostar 48 optical telescopes 48 ultra violet UV rays 48 hyperpolarization 48 femtosecond pulse 48 xenon ions 48 sonoluminescence 48 #P/Churyumov-Gerasimenko 48 microcavities 48 permanently shadowed regions 48 AU Mic 48 colloidal crystals 48 NICMOS 48 Wilkinson Microwave Anisotropy Probe 48 HM Cancri 48 unpolarized light 48 anthropogenic aerosols 48 emit photon 48 HIRES spectrometer 48 polarimeter 48 Heterodyne Instrument 48 laser speckle 48 subsurface ocean 48 Arches Cluster 48 cometary debris 48 dielectric permittivity 48 Martian dust 48 emission nebula 48 GZK cutoff 48 Terahertz waves 48 photothermal 48 HARPS instrument 48 ChemCam 48 submillimeter galaxies 48 waveguides 48 quantum cascade laser 48 corona discharge 48 Planck satellite 48 W bosons 48 graphite whiskers 48 ultrashort pulses 48 foreground galaxy 48 radial velocity technique 48 TGFs 48 Martian polar 48 fluorescence microscope 48 amplitudes 48 spectral measurements 48 beam splitters 48 Corot 7b 48 particles WIMPs 48 Cosmic Microwave Background CMB 48 mineralogical composition 48 auroral activity 48 radiant heat 48 nebular 48 stimulated emission 48 coronal mass ejections CMEs 48 infrared observatory 48 Gliese #c 48 Force Microscopy 48 Imaging Spectrometer 48 PKS #-# 48 decoherence 48 aurorae 48 nanodot 48 Galileo spacecraft 48 terrestrial planets 48 albedo reflectivity 48 photon flux 48 HiRISE images 48 Coulomb blockade 48 Mercury exosphere 48 conductive 48 asteroidal 48 ultracold 48 constellation Lyra 48 -# ° C [001] 48 orbital resonance 48 confocal laser scanning 48 reflectance spectroscopy 48 CoRoT 9b 48 electron spin 48 UV rays 48 methane CH4 48 Paranal Chile 48 harmful gasses 48 subatomic particles 48 lowermost mantle 48 resonant cavity 48 microcantilevers 48 elemental composition 48 glows brightly 48 starburst galaxy 48 Imaging Spectroradiometer MODIS instrument 48 infrared astronomy 48 nanomesh 48 antineutrino 48 Raman molecular spectroscopy 48 microwave photon 48 leakage currents 48 sun UV rays 48 nanoshells 48 ARGUS IS 48 synchrotron emission 48 Gemini constellation 48 detect gravitational waves 48 topological insulators 48 infrared camera 48 stellar nurseries 48 planetary nebula 48 Type 1a supernovae 48 MeV 48 penumbral shadow 48 orbiting spacecraft 48 lensing galaxy 48 ablate 48 pulsed laser 48 Carina constellation 48 diffracting 48 moonlets 48 planet transits 48 microquasar 48 Andromeda galaxy 48 potentially habitable planets 48 emission spectroscopy 48 antiprotons 48 coronal loops 48 X ray binary 48 moonlet 48 particle acceleration 48 Stephan Quintet 48 laser irradiation 48 quantum correlations 48 supercurrent 48 atomic particles 48 pyroelectric 48 electron diffraction 48 CCD camera 48 electrical resistivity 48 heterojunctions 48 ultraviolet wavelength 48 ionizing 48 interacting galaxies 48 WMAP satellite 48 elliptical galaxy 48 protons collide 48 Magnetic Imager HMI 48 Nasa spacecraft 48 plasma spectrometer 48 reflectivity 48 Mössbauer 48 -# ° F [001] 48 supersymmetric particles 48 collimator 48 diffraction gratings 48 coronal 48 UVC rays 48 magnetopause 48 planet orbiting 48 Type Ia supernova 48 superconducting quantum interference 48 tau neutrinos 48 magnetic flux 48 Noctilucent clouds 48 Cabeus 48 electromagnetic frequencies 48 dye molecules 48 GQ Lupi 48 waning gibbous 48 shorter wavelength 48 infrared interferometry 48 astrometry 48 polar stratospheric 48 semiconducting material 48 C1XS 47 electrically conducting 47 X ray observatories 47 magnetic nanoparticles 47 mantle plumes 47 EPOCh 47 protoplanetary discs 47 Orionid 47 Virgo cluster 47 potassium atoms 47 chondrules 47 asteroids 47 bandgap 47 NASA Far Ultraviolet 47 vanadium dioxide 47 resonator 47 silicate rocks 47 electron spins 47 Itokawa 47 Small Magellanic Cloud 47 Gamma ray bursts 47 meridional flow 47 microwave photons 47 Epsilon Indi 47 aboard ESA Envisat 47 tungsten filament 47 birefringence 47 coercivity