Related by context. Frequent words. (Click for all words.) 63 supernova explosion 59 Eta Carinae 57 supernova explosions 56 magnetar 55 neutron star 54 supernova 53 quark gluon plasma 53 atomic nuclei 53 X ray emission 52 gamma ray burst 52 ionized gas 51 supermassive black hole 51 GRBs 50 supernovae 50 rocky planets 50 neutrino 50 muon 50 radioactive decay 50 brown dwarf 50 supermassive black holes 50 atomic particles 50 substorms 50 WIMPs 49 fission 49 coronal mass ejection 49 meteoroid 49 neutrons 49 ejecta 48 thermonuclear 48 dwarf galaxy 48 globular cluster 48 interstellar medium 48 neutron stars 48 terrestrial planets 48 atomic nucleus 48 HD #b [002] 48 GeV 48 quasar 47 gravitationally 47 gamma rays 47 gaseous 47 nuclear fission 47 brown dwarfs 47 celestial object 47 supernovas 47 electromagnetic pulse 46 positron 46 positrons 46 earths 46 supernova remnant 46 accreting 46 chemical reactions 46 distant galaxy 46 coronal mass ejections 46 habitable planet 46 Ocean acidification 46 meteoroids 46 galaxy clusters 46 nuclei 46 galaxy cluster 45 geomagnetic storm 45 super Earths 45 neutrinos 45 meteor 45 cosmic ray 45 Milky Way Galaxy 45 electron beams 45 elliptical galaxies 45 cosmic rays 45 high temperature superconductivity 45 pulsar 45 planet orbiting 45 subatomic 45 cosmological constant 45 laser pulse 45 spiral galaxies 45 torus 45 comet 45 antimatter 45 olivine 44 deuterium 44 Earth magnetosphere 44 Divine Strake 44 hot Jupiters 44 solar flares 44 gamma ray bursts 44 planets 44 Brownian motion 44 particle accelerators 44 meteor shower 44 Oxidative stress 44 ionizing 44 subatomic particles 44 Betelgeuse 44 oxidants 44 hydrogen atoms 43 phonons 43 asteroid 43 dwarf galaxies 43 outer layers 43 quasars