SimilarityRank
space_station 0.744 35861
spacecraft 0.743 12247
the_International_Space_Station 0.732 61329
astronaut 0.711 16889
orbiter 0.707 92095
NASA 0.697 4997
spaceship 0.687 40441
space_exploration 0.670 37186
Apollo_[number] 0.662 62486
space_travel 0.656 62675
lander 0.619 74502
into_space 0.618 54334
SpaceX 0.617 64263
on_the_moon 0.616 35559
at_NASA 0.616 84980
airplane 0.606 8467
jet_engine 0.606 87502
an_airplane 0.589 55326
propulsion_system 0.588 84880
ISS 0.573 18099
aircraft 0.568 2733
rover 0.568 31046
JPL 0.566 94014
space_science 0.564 69787
military_aircraft 0.559 73788