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(Click for frequent words.) 67 meridional flow 67 YORP effect 65 cosmic ray flux 65 rotational axis 64 moon gravitational pull 64 axial tilt 64 planets orbits 63 retrograde orbit 63 Milankovitch cycles 63 Earth rotational axis 62 jovian 62 substorm 62 magnetisation 62 obliquity 62 electron orbits 61 gravitational interaction 61 Upsilon Andromedae 61 magnetic dipole 61 photosphere 61 magnetization 61 magnetic excitations 61 periodicities 61 tropospheric 60 Doppler shifts 60 galactic alignment 60 zodiacal light 60 Yarkovsky effect 60 Cosmic Microwave Background 60 GJ #b [002] 60 albedo reflectivity 60 P/# A2 60 planet Uranus 60 polar vortex 60 SNR #-#.# 60 paleomagnetic 59 airglow 59 precessing 59 lowermost mantle 59 prograde 59 magnetic substorms 59 cosmic ray intensity 59 magnetospheric 59 orbital angular momentum 59 lunar crust 59 Maunder minimum 59 magnetotail 59 quantum particle 59 chondrites 59 stellar seismology 59 auroral 59 magnetic reconnection 59 superluminal 58 retrograde orbits 58 magma ocean 58 sundog 58 protoplanet 58 coronal loops 58 latitudinal 58 orbital eccentricity 58 mantle convection 58 Milankovitch 58 lunar perigee 58 lensing galaxy 58 collisional 58 sunspot cycle 58 crustal 58 infall 58 Mercury magnetosphere 58 eclipsing binary 58 planetary orbits 58 basaltic rocks 58 polarity 58 dipolar 58 celestial sphere 58 grabens 58 HD#b 58 moon Io 58 lithosphere 58 elongated orbits 58 CMB radiation 58 intrinsic brightness 58 solar nebula 58 mantle plumes 58 comet Tempel Tuttle 57 exosphere 57 geomagnetic 57 Corot 7b 57 midlatitudes 57 occultations 57 planetary transits 57 oscillations 57 Kuiper belt objects 57 moon Enceladus 57 solar minima 57 Fomalhaut b 57 electron ion 57 planet orbits 57 galactic disk 57 SN #A 57 backscattered 57 Bug Nebula 57 vibrational frequency 57 baryon 57 millisecond pulsar 57 Iapetus 57 crustal thickness 57 vorticity 57 Rossby waves 57 magnetic flux 57 earthshine 57 dynamical evolution 57 circumstellar disk 57 geomagnetic activity 57 topological insulator 57 sextile 57 radiative transfer 57 cryovolcanism 57 Syrtis Major 57 Saturn moon Mimas 57 velocity dispersion 57 Kepler #b 57 fractal pattern 57 multi decadal 57 coronal heating 57 auroral activity 57 Earth ionosphere 57 dipole moment 57 interstellar cloud 57 Crab pulsar 57 RRATs 56 moon Mimas 56 Cepheids 56 antiparallel 56 COROT 7b 56 electromagnetic flux 56 equatorial latitudes 56 Doppler shift 56 Cepheid variables 56 eddy currents 56 electron spins 56 wavefronts 56 comet orbit 56 GJ#b 56 WASP #b 56 exoplanetary 56 planet Gliese #g 56 galactic equator 56 Saturn Enceladus 56 periodic dimming 56 Gliese #c 56 constellation Aquarius 56 moonquakes 56 sunspot activity 56 superposed 56 Magnetic reconnection 56 ejecta blanket 56 KT boundary 56 planetesimal 56 stellar occultation 56 resonance frequency 56 Earth magnetosphere 56 post perovskite 56 polar caps 56 Plate tectonics 56 electron neutrinos 56 Toutatis 56 Earth axial tilt 56 amplitudes 56 angular momentum 56 isotope fractionation 56 AU Mic 56 asthenosphere 56 heliospheric 56 silicate dust 56 Epsilon Eridani 56 cosmological distances 56 magnons 56 perihelion 56 Reiner Gamma 56 cesium atom 56 chondritic 56 KH #D 56 Gamma ray burst 56 plasmon 56 electron density 56 asteroidal 55 circumstellar 55 Comet Holmes 55 Bullet Cluster 55 isotope composition 55 wavefunction 55 magnetosphere 55 filamentary structures 55 electronic excitations 55 galaxy redshift 55 weakly interacting 55 mid latitudes 55 SN#A 55 coronal loop 55 R Coronae Borealis 55 superheavy elements 55 CoRoT #b 55 topological defects 55 Mott insulator 55 thrust faulting 55 geoid 55 downwelling 55 nonlinearities 55 oxygen isotope 55 spacetime 55 isotherms 55 Hipparcos 55 Oort cloud 55 rotational symmetry 55 Comet Halley 55 Jupiter moon Io 55 gravitational perturbations 55 oceanic circulation 55 slender crescent 55 Corot 9b 55 quasicrystal 55 filamentary structure 55 spectroscopically 55 Hellas Basin 55 supersolid 55 Delta Cephei 55 stellar occultations 55 ferromagnet 55 strange quark 55 toroid 55 arcsecond 55 methanogenesis 55 proplyds 55 blue supergiant 55 precession 55 magnetic monopole 55 baryonic 55 gravitational pulls 55 foreground galaxy 55 TrES 4 55 temperature gradients 55 Nernst 55 Methone 55 ultraviolet wavelengths 55 magnetopause 55 celestial equator 55 antineutrinos 55 Earth radii 55 circular orbits 55 Saturn magnetosphere 55 X ray emission 55 Mössbauer 55 Red Rectangle 55 cuprate superconductors 55 Crab Pulsar 55 Uranian 55 interstellar dust clouds 55 spin precession 55 wavelike 55 equatorial bulge 55 J# +# [002] 55 solar irradiance 54 spectroscopic measurements 54 quasiparticle 54 planet magnetosphere 54 constellation Eridanus 54 sunspot 54 smallest exoplanet 54 galactic cosmic rays 54 magnetic monopoles 54 Jovian moons 54 Alfvén waves 54 cometary debris 54 ferroelectricity 54 starquakes 54 comets orbiting 54 sulfur isotope 54 anisotropy 54 spatially resolved 54 sunspots 54 orbital inclination 54 anthropogenic warming 54 quantum tunneling 54 interglacial periods 54 gravitational tugs 54 remanent 54 galaxy M# [001] 54 velocity vector 54 helicity 54 gravitational lens 54 thermal gradients 54 sidereal 54 θ 54 weak gravitational lensing 54 lunar craters 54 spherically symmetric 54 Great Conveyor Belt 54 Henize #-# 54 volcanic aerosols 54 vibrational modes 54 binary asteroid 54 lithospheric 54 Southern Oscillation 54 orbital resonance 54 arcseconds 54 rotational velocity 54 Tharsis Rise 54 phonon 54 chirality 54 rotating neutron stars 54 gravity warps 54 moonlet 54 meteorite impacts 54 crustal plates 54 ellipsoid 54 gravitational radiation 54 Ontario Lacus 54 Diviner 54 Bose Einstein condensates 54 nebular 54 adsorbate 54 volcanism 54 Arabia Terra 54 polaritons 54 primitive meteorites 54 matter antimatter asymmetry 54 V# Mon 54 Gliese #g 54 hydrologic cycle 54 tectonically 54 bilaterally symmetrical 54 shear modulus 54 antiferromagnets 54 waxing gibbous moon 54 sodium atoms 54 Saturn rings 54 spacecraft flyby 54 electron neutrino 54 Paleocene Eocene Thermal Maximum 54 periodic oscillations 54 morphologies 54 circularly polarized light 54 superstrings 54 Earth biosphere 54 microcrystals 54 zodiac constellations 54 metallicity 54 solar corona 54 Noctilucent clouds 54 aurorae 54 electric dipole 54 chromosphere 54 polar craters 54 radiative 54 icy comets 54 protoplanetary disk 54 compass needle 54 planetary nebulae 54 neutrino mass 54 radial velocity method 54 emission nebula 54 fermion 54 electron flux 54 ecliptic 54 oscillation frequencies 54 gravitational wobbles 54 climate forcings 54 Quadrantid meteor shower 54 planet gravitational tug 54 elliptical orbits 54 electron scattering 54 Rayleigh scattering 54 Pacific Decadal Oscillation PDO 54 thermally induced 53 Sunspots 53 Josephson junction 53 dephasing 53 quantum superposition 53 zodiacal dust 53 extrasolar 53 Pacific decadal oscillation 53 constellation Andromeda 53 Kepler 9c 53 Martian dust 53 gamma ray emission 53 Brownian motion 53 constellation Ursa Major 53 X ray binaries 53 Comet Tempel Tuttle 53 prominences 53 gravitational acceleration 53 forcings 53 extraterrestrial UFOs 53 BLG #Lb 53 KT extinction 53 sterile neutrinos 53 Late Ordovician 53 rubidium vapor 53 compressional 53 Oort Cloud 53 Brownian particles 53 Gusev crater 53 Kuiper belt object 53 Alfven waves 53 cosmic microwave background 53 phyllosilicates 53 enthalpy 53 luminous galaxies 53 Dirac fermions 53 glacial interglacial cycles 53 AB Aurigae 53 electrical conductance 53 dustier stormier atmosphere 53 upper troposphere 53 Saturnian 53 iridium layer 53 radial velocity 53 sunspot cycles 53 circumstellar disks 53 Ulysses spacecraft 53 type Ia supernova 53 El Niño La Niña 53 GQ Lupi 53 diffraction patterns 53 waxing crescent 53 Upsilon Andromedae b 53 GJ #b [001] 53 substorms 53 arcsec 53 AGNs 53 oscillation 53 Magellanic Stream 53 magnetic dynamo 53 orbits Saturn 53 Veil Nebula 53 constellation Cassiopeia 53 nebulosity 53 retroreflector 53 GRB #B 53 electron tunneling 53 ferromagnetism 53 isotope ratios 53 quantum criticality 53 morphological similarities 53 microlensing 53 red supergiant 53 Sagittarius B2 53 antiparticle 53 Cepheid variable 53 tropopause 53 YORP 53 spheroidal 53 ionized particles 53 Wolf Rayet stars 53 sized planets orbiting 53 tropical troposphere 53 explosive volcanism 53 moons circling 53 arcminutes 53 aphelion 53 electrons orbiting 53 atmospheric circulations 53 Earth magnetotail 53 Cassini flyby 53 anticyclonic 53 Cassini flybys 53 MG J# +# 53 sunward 53 Tempel Tuttle 53 temperature gradient 53 cratons 53 dI dV 53 Schrödinger cat 53 perturbations 53 intrinsic angular 53 Neogene 53 decoherence 53 subtropical oceans 53 Cancri e 53 pseudogap 53 HiRISE image 53 chemical abundances 53 observable phenomena 53 extrasolar planetary systems 53 invariant 53 helium nuclei 53 Carina constellation 53 elemental composition 53 V# Sgr 53 Heisenberg uncertainty principle 53 Saturn moon Iapetus 53 Lagrangian 53 phonons 53 coronal hole 53 backscattering 53 absorbs photons 53 coronal magnetic field 53 soliton 53 Newtonian gravity 53 circumstellar dust 53 interstellar boundary 53 Indian Ocean Dipole 53 hydrophobicity 53 unconventional superconductivity 53 WMAP satellite 53 antiferromagnetic 53 geomagnetism 53 exoplanets orbiting 53 VB #b 53 supernova explosion 53 magmatism 53 gamma oscillations 53 heliosphere 53 Mercury exosphere 53 biosignatures 53 electron pairing 53 Neoproterozoic 53 mesospheric 53 yardangs 52 isotopic composition 52 oxygen isotopes 52 Arctic oscillation 52 Beta Pictoris 52 albedo 52 binary asteroids 52 zodiacal constellations 52 telescopic observations 52 Alycia Weinberger 52 punctuated equilibrium 52 Saturnian moon 52 sedimentary deposits 52 absorption spectra 52 shadowed craters 52 galaxy NGC 52 carbonaceous chondrites 52 magnetic susceptibility 52 elliptical galaxy 52 magnetized plasma 52 Venusian 52 meteor impacts 52 impactors 52 constellation Hercules 52 heavily cratered 52 Haumea 52 spicule 52 nucleosynthesis 52 distant supernovae 52 Atlantic Multidecadal Oscillation 52 Triangulum 52 plate tectonics 52 Atlantic Multidecadal Oscillation AMO 52 Cryogenian 52 star Spica 52 superfluids 52 Fomalhaut 52 Caloris 52 noctilucent clouds 52 elongated orbit 52 hydrological cycle 52 photoemission 52 subducting plate 52 ultraviolet radiation emitted 52 equinoxes 52 photon energies 52 ejecta 52 δ 52 moonlets 52 Quadrantids 52 isotopic compositions 52 GZK cutoff 52 longwave radiation 52 planet Nibiru 52 protoplanets 52 φ 52 solstices 52 filamentary 52 orbitals 52 exoplanet orbiting 52 diffraction pattern 52 G#.# +#.# 52 vanadium dioxide 52 sunlike stars 52 magnon 52 rifting 52 Saturn Uranus 52 Coriolis Effect 52 magnetic anisotropy 52 transiting planet 52 photometry 52 homochirality 52 ionospheric 52 Titan flyby 52 observable universe 52 dimensionless 52 Einstein cosmological constant 52 permanently shadowed craters 52 UV photons 52 orbited Jupiter 52 nonlinearity 52 Olympus Mons 52 radiative cooling 52 blackbody 52 innermost planet 52 infrared spectral 52 stony meteorites 52 planets asteroids 52 Fig. 1a 52 ringlike 52 radial velocity technique 52 greenhouse warming 52 atmospheric circulation 52 ionosphere 52 ionized hydrogen 52 sterile neutrino 52 VY Canis Majoris 52 parabolic curve 52 nucleons 52 Albedo 52 geoneutrinos 52 abundances 52 silicon monoxide 52 X ray pulses 52 planet HD #b 52 albedo feedback 52 magnetization reversal 52 martian atmosphere 52 olivines 52 proto planetary disk 52 constellation Virgo 52 kaons 52 colloidal crystals 52 Pleiades cluster 52 relativistic electrons 52 Einstein relativity theory 52 diffuse aurora 52 ENAs 52 Fig. 3b 52 emits photon 52 superfluid 52 exponential decay 52 Orionid meteors 52 HM Cancri 52 icy moons 52 subsurface ocean 52 Leonid meteor 52 Fig. 1A 52 supernova remnant 52 SN #E 52 diffusivity 52 sulfur isotopes 52 ecliptic plane 52 Gravitational waves 52 cosmic microwave radiation 52 Fig. 4a 52 X ray afterglow 52 mineral olivine 52 lunar equator 52 quantum oscillations 52 unpolarized 52 chondrules 52 linearly polarized 52 vibrational frequencies 52 Dansgaard Oeschger 52 magnetar 52 sunspot numbers 52 merging galaxies 52 emit X rays 52 bosonic 52 wrinkle ridges 52 Epsilon Aurigae 52 coolings 52 Kuiper Belt Objects 52 solar prominences 52 heterogeneities 52 star Beta Pictoris 52 Raman spectra 52 gravitational lensing 52 smoothed sunspot number 52 Gliese #e 52 ferric oxides 51 tidally 51 geomagnetic field 51 excitations 51 moons orbiting 51 KBOs 51 nightglow 51 NASA ICESat 51 plasmasphere 51 lobate scarps 51 photoelectron 51 crystal lattices 51 glacial cycles 51 dynamical 51 polarimetry 51 Shackleton crater 51 quantum particles 51 curvature 51 intraplate 51 polariton 51 electron doped 51 oscillation frequency 51 glacial interglacial 51 gaseous planet 51 dynamical processes 51 Velicogna 51 galactic clusters 51 penumbral shadow 51 vortices 51 interacting galaxies 51 metamorphism 51 glaciation 51 ε 51 volcanic plumes 51 Coma Cluster 51 planet Gliese #c 51 geothermal gradient 51 oxygen isotopic 51 Tau Ceti 51 Cosmic Microwave Background CMB 51 high redshift galaxies 51 Saturn outermost 51 evanescent waves 51 carbonate globules 51 antineutrino 51 Lagoon Nebula 51 SGR J# 51 refracts light 51 strontium atoms 51 Orion nebula 51 lattice vibrations 51 beta gamma 51 Sromovsky 51 neutrino oscillation 51 comet tail 51 NASA Wilkinson Microwave 51 inhomogeneities 51 Uranus Neptune 51 comet McNaught 51 heliopause 51 Doppler Effect 51 Coulomb blockade 51 refractive indices 51 tetrahedron 51 Jupiter magnetosphere 51 asterism 51 constellation Centaurus 51 cyclicity 51 El Nino Southern Oscillation 51 glaciations 51 sun irradiance 51 epicycles 51 W bosons 51 oxygen isotope ratios 51 hydrosphere 51 Kuiper Belt Object 51 faintest galaxies 51 synchrotron emission 51 neutralinos 51 erosional 51 astrometry 51 Charon Pluto 51 fig. S2 51 Eta Carinae 51 Younger Dryas 51 gravitational microlensing 51 galactic cores 51 synchronous orbit 51 elemental abundances 51 azimuthal 51 constellation Ophiuchus 51 isotopic 51 cosmic ray 51 helium atom 51 Si substrate 51 Sr Ca 51 #P/Churyumov-Gerasimenko 51 electrons emitted 51 gravitational redshift 51 ultracold atomic gases 51 nucleobases 51 supersymmetric particles 51 periodicity 51 meridional overturning circulation 51 ellipsoids 51 flood basalts 51 microquasar 51 Swift Tuttle 51 antiproton 51 depositional environment 51 luminosities 51 APXS 51 photoluminescence 51 CMB photons 51 Kepler 9b 51 heliosheath 51 LASCO imagery 51 quantum electrodynamics 51 particle acceleration 51 Arctic Oscillation 51 Jupiter Uranus 51 inhomogeneous 51 supervolcanoes 51 helium atoms 51 spectral characteristics 51 UV wavelengths 51 TrES 51 solitons 51 silicate rocks 51 SINFONI 51 atmospheric aerosols 51 hysteresis loop 51 deglaciation 51 komatiites 51 cometary material 51 protoplanetary discs 51 Milky Way halo 51 Wolf Rayet star 51 lunar highlands 51 earths 51 morphological evolution 51 constellation Pisces 51 teleconnections 51 optical wavelengths 51 kyr 51 oblate spheroid 51 nucleon 51 anomalously 51 solar neutrinos 51 geosphere 51 boson 51 reionization 51 reflection nebula 51 cosmic magnifying glass 51 SNe Ia 51 cantilever deflection 51 cosmic strings 51 RHESSI 51 Puppis 51 tropospheric temperature 51 circadian pacemaker 51 phyllosilicate 51 layered bedrock 51 magnetic 51 coronagraph 51 Neptune Uranus 51 planetesimals 51 planets Uranus 51 linearly polarized light 51 elastic moduli 51 olivine mineral 51 z = 51 Bose Einstein condensation 51 axions 51 Mimas 51 Adam Riess 51 Eridani 51 isotopic fractionation 51 ms -1 51 Pluto Charon 51 logarithmic scale 51 RS Ophiuchi 51 outflowing 51 Gravitational lensing 51 gamma ray flares 51 Fig. 4B 51 interconversion 51 relativistic particles 51 Hanny Voorwerp 51 cometary impacts 51 meteoritic material 51 Hot Jupiters 51 anisotropic 51 gaussian 51 subglacial 51 elliptic 51 tectonic stresses 51 Uranus 51 Hubble Constant 51 collinear 51 galaxy cluster 51 Rydberg atom 51 HD #b [002] 51 polar latitudes 51 planets comets 51 spectroscopic analysis 50 Casimir cavity 50 isostatic rebound 50 magnetars 50 delocalized 50 Comet Machholz 50 Sedna 50 Agulhas Current 50 spherical halo 50 protoplanetary 50 mesocyclone 50 Kelvin Helmholtz 50 Mars Uranus 50 radial velocities 50 galaxy M# [002] 50 polypeptide chain 50 Hubble observations 50 atmospheric convection 50 planetary alignments 50 La Nià ± 50 attentional blink 50 precess 50 atmospheric turbulence 50 Mott insulators 50 Comet Elenin 50 warm interglacial periods 50 kcal mol 50 exciton 50 iron pnictides 50 interstellar clouds 50 diurnal temperature 50 synthetic aperture 50 RSI oscillator 50 ellipse 50 Einstein theories 50 meteoroid 50 celestial bodies 50 supergiant star 50 CoRoT satellite 50 umbral 50 Ultraviolet radiation 50 silicate mantle 50 comet nuclei 50 Darnley Bay gravity 50 Myr 50 Maxwell equations 50 Fermi telescope 50 SuperMoon 50 calcite crystals 50 Saturn equinox 50 Midheaven 50 Konacki 50 constellation Leo 50 planetary 50 nonequilibrium 50 angiosperms 50 Moho 50 epistasis 50 constellation Taurus 50 hydrothermal activity 50 Astronomically speaking 50 planetary magnetospheres 50 sulfate salts 50 momenta 50 zodiacal 50 torsional oscillator 50 transiting planets 50 ultracold atoms 50 counterclockwise direction 50 Muons 50 Magellanic Clouds 50 wavefront 50 microlensing events 50 quasar 50 constellation Sagittarius 50 interstellar medium 50 supercurrent 50 fig. S1 50 Trifid Nebula 50 planet WASP #b 50 BP Piscium 50 cirrus cloud 50 exo planets 50 electron positron pairs 50 unpaired electrons 50 IR spectra 50 Snowball Earth 50 quantized 50 martian meteorites 50 rotaxane 50 hypothalamic pituitary gonadal HPG 50 planetary nebula 50 NASA rovers Spirit 50 Churyumov Gerasimenko 50 curved spacetime 50 supernova SN 50 isotopic ratios 50 Lyman alpha 50 thermohaline circulation 50 blackbody radiation 50 sunspot cluster 50 Arctic Oscillation AO 50 NEAs 50 continental crust 50 interferograms 50 B meson 50 Magnetars 50 Martian meteorites 50 inhomogeneity 50 gibbous 50 equatorial 50 thermal inertia 50 Orcus Patera 50 magnetic fields 50 moon Iapetus