| Acronym | Meaning |
| MPC | Minor Planets Circular |
| CD-ROM | Compact Disk Read-Only Memory |
| USA/RC | Universities Space Automation/Robotics Consortium |
| BNSC | British National Space Centre |
| IBSS | Infrared Background Signature Survey |
| DCA | Defense Communications Agency |
| GR | General Relativity |
| PDE | Particle Dispersion Experiment |
| WD | White Dwarf |
| TSUP | Tsentr Upravileniya Polyoti |