| Acronym | Meaning |
| PMEL | Precision Measurements Equipment Laboratory |
| SRCH | Search |
| ALS | Advanced Launch System |
| STC | Standard Test Configuration |
| LSM | ILogistics Support Management Information |
| PHSF | Payload Hazardous Servicing Facility |
| MDRS | Mission Data Retrieval System |
| FCOS | Flight Computer Operating System |
| MTW | MaximumTaxiWeight |
| MBB | Messerschmitt-Boklow-Blahn |