Related by context. Frequent words. (Click for all words.) 58 WASP #b 55 Cepheids 54 active galactic nuclei 54 Brownian motion 54 radial velocity 54 observable universe 54 subatomic particle 53 accretion disk 53 moonlets 53 rubidium atoms 53 singularities 53 tropospheric 53 galaxy formation 53 X ray emission 52 gravitational attraction 52 planetary nebulae 52 circular orbits 52 magnetar 51 muon 51 ionize 51 magnetic reconnection 51 pulsar 51 oscillations 51 accreting 51 magnetars 51 amplitudes 51 spacetime 51 quanta 51 planet Uranus 50 quark gluon plasma 50 Computer simulations 50 supernova remnants 50 Eta Carinae 50 optical wavelengths 50 magnetic fields 50 supernova explosion 50 pulsations 50 Crab Nebula 50 Galileo spacecraft 50 spectrographs 50 planetesimals 50 excitations 50 Bose Einstein condensate 50 elliptical galaxies 50 neutron star 49 quasar 49 WIMPs 49 colliders 49 planet orbits 49 elemental composition 49 toroidal 49 ultraviolet wavelengths 49 boson 49 antiprotons 49 photometry 49 atomic nuclei 49 auroral 49 galaxy clusters 49 interferometers 49 orbits 49 polar vortex 49 magnetic flux 49 particle detectors 49 supernova remnant 49 GeV 49 Hawking radiation 48 solar nebula 48 globular cluster 48 Cosmologists 48 protoplanetary disk 48 Saturn rings 48 Keck telescope 48 Venusian 48 filaments 48 particle beam 48 particle beams 48 GRBs 48 muons 48 decoherence 48 dynamical 48 cosmological 48 excitons 48 electron spins 48 Cosmic rays 48 positron 48 nitrogen atoms 48 galaxy cluster 48 solar corona 48 hot Jupiters 48 atoms 47 earths 47 HD #b [002] 47 Oort Cloud 47 SIRTF 47 Type Ia supernovae 47 Gamma ray bursts 47 oscillatory 47 velocities 47 orbiting 47 meteoroid 47 Gamma rays