| Acronym | Meaning |
| DSO | Detailed Supplementary Objective |
| SHARE | Space Station Heat Pipe Advanced Radiator Element |
| AJ | Astronomical Journal |
| CPCG | Commercial Protein Crystal Growth |
| KTB | Cretaceous-Tertiary Boundary |
| VHF | Very High Frequency |
| TOPS | Toward Other Planetary Systems |
| MSS | Multispectral Scanner |
| DDTE | Design |
| AAO | Anglo-Australian Observatory |