| Similarity | Rank | |
|---|---|---|
| NASA's | 0.749 | 24421 |
| flyby | 0.745 | 80846 |
| Orbiter | 0.744 | 76431 |
| asteroid | 0.738 | 23057 |
| Asteroid | 0.737 | 75474 |
| Hubble | 0.730 | 35333 |
| comet | 0.729 | 23908 |
| asteroids | 0.720 | 33535 |
| Telescope | 0.715 | 33291 |
| ISON | 0.713 | 79144 |
| spacecraft | 0.713 | 16461 |
| comets | 0.708 | 39333 |
| Jupiter's | 0.707 | 61517 |
| Kepler | 0.699 | 41816 |
| Saturn's | 0.697 | 60708 |
| Phobos | 0.695 | 91146 |
| NASA | 0.695 | 9327 |
| orbiter | 0.692 | 76092 |
| orbiting | 0.690 | 32947 |
| Galileo's | 0.690 | 93239 |
| Ganymede | 0.686 | 96101 |
| Galileo | 0.686 | 29939 |
| supernova | 0.684 | 46579 |
| Mars | 0.683 | 7385 |
| Mars' | 0.681 | 89615 |