SimilarityRank
astronauts 0.875 24220
Astronaut 0.859 63562
cosmonaut 0.814 97612
Astronauts 0.788 92629
cosmonauts 0.748 90195
Aldrin 0.744 84755
spaceflight 0.741 67313
astrophysicist 0.733 92639
NASA 0.716 9327
orbiter 0.711 76092
spaceship 0.706 31046
spacecraft 0.699 16461
co-pilot 0.697 64905
NASA's 0.682 24421
crewmember 0.680 93751
lander 0.677 64228
scientist 0.670 7615
airman 0.667 85021
astronomer 0.661 35810
Soyuz 0.657 53223
physicist 0.655 24896
rover 0.645 36853
crewman 0.644 77392
orbiting 0.640 32947
manned 0.635 21210