SimilarityRank
a_telescope 0.834 53621
eyepiece 0.713 72838
Hubble 0.701 49607
astronomer 0.698 20224
observatory 0.696 17937
spectrometer 0.663 46182
astronomy 0.658 10180
binoculars 0.634 36438
Herschel 0.622 88675
optics 0.619 69002
Astronomy 0.615 21432
planetarium 0.609 44481
exoplanet 0.589 88229
the_Milky_Way 0.587 65157
optic 0.586 16028
reflector 0.585 29146
optical_system 0.579 82100
imager 0.579 91060
the_night_sky 0.578 53259
focal_length 0.574 93835
spacecraft 0.574 12247
microscope 0.571 14147
comet 0.571 16244
quasar 0.569 61018
Kepler 0.566 46093