SimilarityRank
spacecraft 0.947 16461
lander 0.910 64228
Orbiter 0.870 76431
orbit 0.858 11481
flyby 0.850 80846
orbiting 0.845 32947
liftoff 0.807 97090
Soyuz 0.807 53223
NASA's 0.798 24421
rover 0.791 36853
Spacecraft 0.790 76108
astronauts 0.788 24220
asteroid 0.778 23057
Phobos 0.773 91146
orbital 0.760 25633
NASA 0.753 9327
spaceship 0.750 31046
ISS 0.748 30619
satellites 0.744 15579
orbits 0.736 29511
lunar 0.735 16529
plane's 0.734 61873
ground-based 0.734 65588
Hubble 0.732 35333
moon's 0.731 59912