| Similarity | Rank | |
|---|---|---|
| spacecraft | 0.705 | 18307 |
| saturn | 0.702 | 21863 |
| jupiter | 0.698 | 11821 |
| iras | 0.694 | 33102 |
| skylab | 0.689 | 77269 |
| circumnavigation | 0.688 | 45675 |
| neptune | 0.687 | 16744 |
| sirius | 0.684 | 28775 |
| iue | 0.682 | 78584 |
| galactic | 0.666 | 21447 |
| orbiter | 0.664 | 56682 |
| uranus | 0.660 | 28428 |
| landsat | 0.657 | 20175 |
| magellan | 0.656 | 31746 |
| sputnik | 0.650 | 38683 |
| eiger | 0.649 | 35526 |
| exosat | 0.644 | 66902 |
| epcot | 0.642 | 79081 |
| meteosat | 0.641 | 88109 |
| asteroid | 0.639 | 25055 |
| atlantis | 0.637 | 23366 |
| planet | 0.636 | 3325 |
| pathfinders | 0.634 | 33310 |
| andromeda | 0.634 | 44647 |
| astronaut | 0.633 | 16806 |