| Similarity | Rank | |
|---|---|---|
| black_hole | 0.848 | 19818 |
| the_Milky_Way | 0.635 | 65157 |
| dark_energy | 0.626 | 55834 |
| nebula | 0.626 | 48385 |
| dark_matter | 0.624 | 32284 |
| galaxy | 0.623 | 7128 |
| quasar | 0.608 | 61018 |
| supernova | 0.595 | 47013 |
| our_universe | 0.584 | 66180 |
| our_solar_system | 0.582 | 82880 |
| comet | 0.578 | 16244 |
| the_solar_wind | 0.577 | 80824 |
| neutrino | 0.575 | 41916 |
| NGC_[number] | 0.575 | 64522 |
| spacetime | 0.566 | 96462 |
| a_comet | 0.564 | 83115 |
| the_universe | 0.560 | 5701 |
| the_Big_Bang | 0.554 | 46860 |
| the_solar_system | 0.553 | 21341 |
| asteroid | 0.548 | 19862 |
| space-time | 0.547 | 56795 |
| an_electron | 0.543 | 98873 |
| pulsar | 0.541 | 56249 |
| the_Solar_System | 0.540 | 94718 |
| wormhole | 0.537 | 81173 |