Related by context. Frequent words. (Click for all words.) 53 gravitational attraction 53 interstellar medium 53 magnetic flux 52 accretion disk 52 vortices 51 hydrogen ions 51 carbonic acid 51 vortex 49 aerosol particles 49 ionized gas 49 angular momentum 49 pulsations 49 convective 49 water vapor 49 X ray emission 49 eddies 49 accreting 48 phosphorescence 48 adsorbed 48 equatorial 48 airstream 48 entrained 48 calcium ions 48 solar nebula 48 toroidal 48 oxygen atoms 47 superfluid 47 oscillation 47 magnetization 47 lithosphere 47 torus 47 tiny pores 47 upwelling 46 ejecta 46 precession 46 magnetosphere 46 currents 46 electrons 46 temperature gradient 46 radiative 46 Earth magnetosphere 46 spacetime 46 updrafts 46 dynamical 46 convection 46 sunbeams 46 anisotropy 46 crystal lattice 46 anisotropic 46 cyclonic circulation 45 oscillations 45 centrifugal force 45 supernova explosion 45 starlight 45 gravitational tug 45 perturbation 45 vaporised 45 funnel shaped 45 supermassive black hole 45 silicates 45 polar caps 45 pulsation 45 Brownian motion 44 concentric rings 44 supernova explosions 44 hydrogen atoms 44 magnetic fields 44 amplitudes 44 conductance 44 glacial melt 44 vortexes 44 continental crust 44 phonons 44 nuclei 44 coalescence 44 atomic nuclei 44 filament 44 perturbations 44 gaseous 44 nucleation 44 gravitationally 44 vibrational 44 hydrological cycle 44 cyclonic 43 coronal mass ejection 43 crystalline 43 nebula 43 muons 43 fluxes 43 ions 43 filaments 43 quanta 43 planetary nebula 43 droplet 43 silicate 43 quasar 43 eyewall 43 gravitational 43 isotropic 43 resonator 43 GPa