| Similarity | Rank | |
|---|---|---|
| Hubble | 0.727 | 49607 |
| Kepler | 0.670 | 46093 |
| astronomer | 0.642 | 20224 |
| comet | 0.638 | 16244 |
| quasar | 0.636 | 61018 |
| Spitzer | 0.625 | 64285 |
| telescope | 0.622 | 9569 |
| exoplanet | 0.611 | 88229 |
| nebula | 0.603 | 48385 |
| NGC_[number] | 0.596 | 64522 |
| the_Milky_Way | 0.592 | 65157 |
| supernova | 0.578 | 47013 |
| Rosetta | 0.578 | 56006 |
| Astronomy | 0.566 | 21432 |
| Jupiter | 0.565 | 11963 |
| astronomy | 0.565 | 10180 |
| a_telescope | 0.560 | 53621 |
| galaxy | 0.557 | 7128 |
| cosmic_ray | 0.552 | 60042 |
| spectrometer | 0.550 | 46182 |
| Venus | 0.549 | 10227 |
| Copernicus | 0.548 | 61712 |
| Alma | 0.547 | 25062 |
| astrophysics | 0.545 | 46058 |
| Orion | 0.540 | 22409 |