SimilarityRank
cosmic_ray 0.724 60042
magnetic_field 0.715 15604
comet 0.693 16244
a_magnetic_field 0.686 67741
solar_activity 0.666 98984
water_vapor 0.663 40856
liquid_water 0.660 98009
electric_field 0.648 40701
quasar 0.643 61018
our_atmosphere 0.643 72416
the_solar_system 0.642 21341
neutrino 0.641 41916
gamma_ray 0.641 77142
a_comet 0.640 83115
sunspot 0.640 64517
our_solar_system 0.639 82880
dark_energy 0.639 55834
electron 0.638 9389
asteroid 0.636 19862
spacecraft 0.633 12247
exoplanet 0.631 88229
proton 0.631 20444
these_particle 0.625 95022
the_Milky_Way 0.625 65157
water_molecule 0.624 62720