| Acronym | Meaning |
 | GSTDN | Ground Spacecraft Tracking And Data Network |
 | BOI | Break Of Integrity |
 | HIPO | Hierarchy Plus InPut/Process/Output |
 | RFL | Reflect |
 | LVLH | Local Vertical/Local Horizontal |
 | PRR | Program Requirements Review |
 | RPS | Revolutions Per Second |
 | LTG | Linear Tangent Guidance |
 | MECF | Main Engine Computational Facilities |
 | SSCA | Surface Sampler Control Assembly |