SimilarityRank
comet 0.859 23908
comets 0.796 39333
flyby 0.765 80846
meteors 0.753 55518
supernova 0.744 46579
Nibiru 0.743 86616
Saturn's 0.738 60708
Hubble 0.731 35333
Comet 0.730 30602
asteroid 0.719 23057
nebula 0.718 49393
Cassini 0.713 49105
Jupiter's 0.711 61517
exoplanets 0.710 89365
Asteroid 0.706 75474
orbiting 0.705 32947
galaxies 0.704 19979
moon's 0.700 59912
Astronomers 0.696 61630
meteor 0.696 29787
asteroids 0.695 33535
quasars 0.682 93060
nebulae 0.682 81004
orbit 0.675 11481
spacecraft 0.672 16461