| Similarity | Rank | |
|---|---|---|
| galaxies | 0.918 | 19979 |
| supernovae | 0.909 | 82066 |
| redshift | 0.890 | 88264 |
| nebulae | 0.886 | 81004 |
| comets | 0.862 | 39333 |
| neutrinos | 0.856 | 66418 |
| exoplanets | 0.842 | 89365 |
| supernova | 0.840 | 46579 |
| neutrino | 0.830 | 70890 |
| neutron | 0.823 | 35660 |
| orbits | 0.815 | 29511 |
| nebula | 0.804 | 49393 |
| orbiting | 0.800 | 32947 |
| planets | 0.797 | 9219 |
| photons | 0.794 | 31946 |
| asteroids | 0.794 | 33535 |
| neutrons | 0.791 | 44331 |
| gravitational | 0.791 | 22967 |
| Hubble | 0.772 | 35333 |
| pulsar | 0.772 | 89564 |
| antimatter | 0.767 | 64679 |
| astronomers | 0.763 | 24742 |
| quarks | 0.762 | 65913 |
| subatomic | 0.756 | 64342 |
| globular | 0.756 | 65901 |