Related by context. Frequent words. (Click for all words.) 60 Solar flares 56 singularities 55 colliding galaxies 54 magnetars 54 supernova explosions 53 Hawking radiation 53 supernova explosion 53 observable universe 53 astrophysical 52 Nibiru 51 accretion disk 51 supernova remnants 51 magnetar 51 active galactic nuclei 51 earths 50 planetary nebulae 50 vortexes 50 interplanetary spacecraft 50 wormholes 50 Gamma rays 50 Oort Cloud 50 universe 50 Andromeda galaxy 50 protoplanetary disk 50 alien invasions 50 entropic 49 meteorite impacts 49 planet 49 vaporise 49 Earthlike 49 X ray emission 49 cosmic 49 supernovas 49 habitable planets 49 accreting 49 solar corona 49 galaxy 49 planetesimals 49 cosmos 49 galaxy formation 49 planets 49 Gamma ray bursts 49 neutron stars 49 nebulae 48 colossi 48 galactic 48 universes 48 habitable planet 48 WASP #b 48 Cosmic rays 48 moonlets 48 cosmological 48 Kuiper belt 48 phenomena 48 multiverse 48 radiative 48 planetary nebula 47 polar icecaps 47 protostar 47 exosphere 47 spacetime 47 gravitationally 47 blackhole 47 interstellar 47 nebulas 47 Supernovae 47 Pulsars 47 conglomerations 47 gravitational waves 46 supernova 46 dwarf galaxy 46 dwarf galaxies 46 outer planets 46 solar flares 46 magnetosphere 46 outer space 46 globular cluster 46 auroral 46 inter galactic 46 Higgs particle 46 agglomerations 46 galaxy NGC 46 orbitals 46 quasars 46 planetary 46 ionizing 46 distant galaxy 46 protoplasm 46 quanta 46 supercontinent 46 erupting volcanoes 46 elliptical galaxies 46 Hadron Collider 46 lifeforms 46 alien civilizations 46 galaxies 46 Eta Carinae 45 ecosphere 45 interstellar dust 45 ionize 45 haloes