Related by context. Frequent words. (Click for all words.) 55 gravitational tug 55 X ray emission 54 oscillations 54 GRBs 53 planet orbits 53 gravitational lensing 52 subatomic particle 52 microlensing 52 gravitational waves 52 z = 52 pulsations 52 astronomical observations 51 gravitational 51 HD #b [002] 51 hot Jupiters 51 magnetic flux 51 exoplanets 51 magnetar 51 planets orbiting 51 occultation 51 habitable planets 51 WIMPs 51 celestial object 51 Gamma ray bursts 51 planets circling 51 extrasolar planets 51 planets 51 Jupiter moons 50 planetary nebulae 50 celestial 50 Hubble observations 50 super Earths 50 bosons 50 planet orbiting 50 solar corona 50 rocky planets 49 antiprotons 49 ecliptic 49 supernova explosion 49 elliptical galaxies 49 COROT 49 gravitational attraction 49 substorms 49 shorter wavelengths 49 gravitational wave 49 positron 49 orbits 49 oscillation 49 Type Ia supernovae 49 celestial bodies 49 muons 49 starlight 49 extrasolar planet 49 amplitudes 48 magnetization 48 auroral 48 accretion disk 48 terahertz radiation 48 Jupiter Saturn 48 supernovas 48 aerosol particles 48 alien civilizations 48 excitons 48 ionospheric 48 circular orbit 48 solar irradiance 48 unobservable 48 cosmic ray 48 solar nebula 48 lunar soil 48 astronomical objects 48 terrestrial planets 48 Earth magnetosphere 47 anisotropy 47 CMEs 47 gamma ray burst 47 distant galaxy 47 angular momentum 47 observable universe 47 brown dwarfs 47 magnetic fields 47 exciton 47 gravitationally 47 supernova remnants 47 Eta Carinae 47 interstellar dust 47 meteoroid 47 muon 47 perturbations 47 cosmic rays 47 abundances 47 perturbation 47 Computer simulations 47 vibrational 47 periodicity 47 supernova explosions 47 radiative 47 positrons 46 gravitation 46 supernovae 46 supernova