| Acronym | Meaning |
![](file.png) | PRTLS | Powered RTLS |
![](file.png) | UPPP | Union Pour La Promotion De La Propulsion Photonique |
![](file.png) | QSO | Quasi-Stellar Object |
![](file.png) | ELV | Expendable Launch Vehicle |
![](file.png) | TCM | Trajectory Control Maneuver |
![](file.png) | IDL | Interactive Data Language |
![](file.png) | OCST | Office Of Commercial Space Transportation |
![](file.png) | VTVL | Vertical Takeoff Vertical Landing |
![](file.png) | APT | Automatic Photoelectric Telescope |
![](file.png) | CMCC | Central Mission Control Centre |