SimilarityRank
Herschel 0.727 88675
telescope 0.701 9569
Kepler 0.696 46093
comet 0.679 16244
exoplanet 0.678 88229
quasar 0.678 61018
nebula 0.663 48385
astronomer 0.659 20224
supernova 0.653 47013
spacecraft 0.645 12247
the_Milky_Way 0.644 65157
our_solar_system 0.639 82880
asteroid 0.630 19862
a_telescope 0.626 53621
from_Earth 0.622 64243
the_Solar_System 0.621 94718
the_solar_system 0.621 21341
galaxy 0.616 7128
NGC_[number] 0.615 64522
pulsar 0.614 56249
the_International_Space_Station 0.608 61329
Pluto 0.604 18273
orbit 0.601 8766
orbiter 0.595 92095
our_universe 0.594 66180