| Acronym | Meaning |
| BNSC | British National Space Centre |
| LANL | Los Alamos National Laboratory |
| OCST | Office Of Commercial Space Transportation |
| TOPS | Toward Other Planetary Systems |
| KTB | Cretaceous-Tertiary Boundary |
| USO | Ultra-Stable Oscillator |
| HUT | Hopkins Ultraviolet Telescope |
| SPDM | Special Purpose Dextrous Manipulator |
| MOPITT | Measurements Of Pollution In The Troposphere |
| SLS | Space(lab) Life Sciences |