| Acronym | Meaning |
 | OCST | Office Of Commercial Space Transportation |
| HUT | Hopkins Ultraviolet Telescope |
| HRPT | High Resolution Picture Transmission |
| OTHB | Over The Horizon Backscatter |
| BFC | Backup Flight Computer |
| WSGT | White Sands Ground Terminal |
| CFHT | Canada-France-Hawaii Telescope |
| AJ | Astronomical Journal |
| DC | Delta Clipper |
| CASCA | Canadian Astronomical Society |
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