| Similarity | Rank | |
|---|---|---|
| Singularity | 0.718 | 62352 |
| NASA | 0.694 | 9327 |
| NASA's | 0.693 | 24421 |
| Astrophysics | 0.691 | 75101 |
| CERN | 0.687 | 56060 |
| DARPA | 0.683 | 52151 |
| Hubble | 0.678 | 35333 |
| Astronomy | 0.676 | 30907 |
| JPL | 0.674 | 58179 |
| Telescope | 0.671 | 33291 |
| Kepler | 0.671 | 41816 |
| Cosmology | 0.668 | 90941 |
| Fermi | 0.661 | 67985 |
| Astronomers | 0.661 | 61630 |
| astrophysicist | 0.660 | 92639 |
| LENR | 0.660 | 79284 |
| ETI | 0.660 | 76763 |
| astrophysics | 0.659 | 63135 |
| exoplanets | 0.658 | 89365 |
| HAARP | 0.657 | 86609 |
| extraterrestrial | 0.657 | 39627 |
| astronomers | 0.657 | 24742 |
| space-based | 0.651 | 87153 |
| extraterrestrials | 0.644 | 77701 |
| UFOs | 0.640 | 31458 |