Related by context. Frequent words. (Click for all words.) 48 hydrogen atom 48 Earth magnetosphere 48 angular momentum 46 oxygen atoms 46 gravitationally 46 hydrogen atoms 46 gravitational 44 proton 44 atomic nuclei 43 electron 43 neutron star 43 magnetosphere 43 interstellar dust 43 magnetic fields 43 chirality 43 nuclei 42 fermions 42 vortices 42 atoms 42 elliptical orbit 41 quasar 41 nanometer sized 41 heliosphere 41 electrons 41 electron spin 41 dipole 41 superfluid 41 radiative 41 neutrinos 41 supermassive black holes 40 filaments 40 terrestrial planets 40 photons 40 interstellar medium 40 magnetar 40 gamma rays 40 spherical shape 40 supermassive black hole 40 oscillations 40 X ray emission 40 spacetime 39 rim 39 supernova explosion 39 gravitational tug 39 particles 39 hot Jupiters 39 distant galaxy 39 oscillation 39 gravitational pull 39 radioactive decay 39 orbiting 39 spiral galaxy 39 magnetization 38 amplitudes 38 gravitational wave 38 vibrational 38 atomic nucleus 38 neutrons 38 dwarf galaxies 38 protons 38 ferromagnetic 38 gaseous 38 neutrino 38 orbits 38 galactic 38 gamma ray burst 38 cosmic rays 38 orbital 38 silicates 38 dwarf galaxy 38 accreting 37 subatomic 37 impactor 37 spectroscopic 37 asteroid 37 muons 37 GRBs 37 Eta Carinae 37 ions 37 brown dwarfs 37 planet orbiting 37 globular clusters 37 convective 37 torus 37 homeostatic 37 comet 37 galaxy clusters 37 gamma ray bursts 36 spiral galaxies 36 gravitational waves 36 interstellar space 36 particle 36 Milky Way Galaxy 36 pulsar 36 ejecta 36 substorms 36 galaxies 36 excitation 36 torsional 36 geomagnetic 36 Saturn rings