Related by context. Frequent words. (Click for all words.) 67 gravitational tug 67 gravitational attraction 64 accretion disk 63 magnetic reconnection 62 supernova explosion 61 gravitationally 61 supernova explosions 61 spacetime 61 Earth magnetosphere 61 planet orbits 61 X ray emission 60 interstellar medium 60 active galactic nuclei 60 solar corona 59 solar nebula 59 torus 59 dwarf galaxy 59 orbits 59 supermassive black hole 58 planetary nebulae 58 ejecta 58 magnetosphere 57 gravitational 57 supernova remnants 57 magnetic fields 57 Eta Carinae 57 Kuiper belt 57 lithosphere 57 Andromeda galaxy 57 angular momentum 57 vortices 57 crystal lattice 57 neutron star 57 shorter wavelengths 57 Iapetus 56 quasar 56 GeV 56 heliosphere 56 galaxy cluster 56 ionized gas 56 celestial object 56 galaxy clusters 55 dynamical 55 magnetic flux 55 terrestrial planets 55 phonons 55 planet orbiting 55 galaxies 55 meteoroid 55 planets 55 distant galaxy 55 brown dwarf 55 superfluid 55 colliding galaxies 55 redshift 55 supermassive black holes 55 spiral galaxies 55 accreting 55 gravitational lensing 55 spiral galaxy 54 rocky planets 54 observable universe 54 magnetar 54 innermost planet 54 oscillations 54 atomic nuclei 54 GRBs 54 z = 54 Jupiter Saturn 54 morphologies 54 nebulae 54 galaxy formation 54 Mimas 54 heliosheath 54 exciton 54 coronal 54 nebula 54 Andromeda Galaxy 54 ionised 54 interstellar dust 54 elliptical galaxies 54 corona 53 planetary nebula 53 thermosphere 53 outer layers 53 Crab Nebula 53 elliptical orbit 53 hot Jupiters 53 radiative 53 spatial dimensions 53 magnetization 53 visible wavelengths 53 antiprotons 53 isotropic 53 nuclei 53 planetary 53 Gamma ray bursts 53 Large Magellanic Cloud 53 gravitational pull 53 perturbations 53 anisotropy