| Similarity | Rank | |
|---|---|---|
| comets | 0.893 | 39333 |
| ISON | 0.859 | 79144 |
| asteroid | 0.856 | 23057 |
| supernova | 0.840 | 46579 |
| meteors | 0.834 | 55518 |
| meteor | 0.823 | 29787 |
| asteroids | 0.813 | 33535 |
| flyby | 0.810 | 80846 |
| nebula | 0.800 | 49393 |
| orbiting | 0.786 | 32947 |
| Saturn's | 0.786 | 60708 |
| moon's | 0.780 | 59912 |
| Jupiter's | 0.767 | 61517 |
| meteorite | 0.767 | 40656 |
| orbit | 0.766 | 11481 |
| supernovae | 0.759 | 82066 |
| nebulae | 0.756 | 81004 |
| galaxies | 0.755 | 19979 |
| moons | 0.755 | 23992 |
| Nibiru | 0.754 | 86616 |
| quasars | 0.752 | 93060 |
| moon | 0.748 | 4832 |
| meteorites | 0.748 | 55968 |
| orbits | 0.748 | 29511 |
| spacecraft | 0.747 | 16461 |