SimilarityRank
quasar 0.570 61018
dark_matter 0.555 32284
exoplanet 0.536 88229
the_Big_Bang 0.536 46860
NGC_[number] 0.535 64522
neutrino 0.532 41916
supernova 0.528 47013
dark_energy 0.525 55834
Higgs 0.506 67350
cosmic_ray 0.504 60042
galactic 0.498 60709
galaxy 0.497 7128
Hubble 0.497 49607
CME 0.496 31634
pulsar 0.492 56249
astrophysics 0.491 46058
cosmology 0.486 24700
nebula 0.482 48385
in_the_Universe 0.482 97244
the_solar_wind 0.477 80824
gamma_ray 0.477 77142
SNR 0.475 95427
spectroscopy 0.475 29325
the_LHC 0.474 64297
HST 0.473 87879