| Acronym | Meaning |
| TAP BL | Non-reactive Gases |
| ARES | Advanced Reentry System |
| RAP | Research Applications Program |
| IGOSS | Integrated Global Ocean Station System |
| ALMS | Atomic Line Molecular Spectroscopy |
| ACRIM II | Active Cavity Radiometer Irradiance Monitor |
| BFPQ | Block Floating Point Quantizer |
| AFP | Approved Funding Program |
| EESI | Environment & Energy Study Institute |
| UHURU | N/A |