| Acronym | Meaning |
 | RSN | Radio SuperNova |
| M | Messier |
| SAT | Synthetic Aperture Telescope |
| STS | Shuttle Transport System / Space Transportation System |
| CMBR | Cosmic Microwave Background Radiation |
| DPSS | DATA Processing Services Subsystem |
| TAI | International Atomic Time |
| NASDA | NAtional Space Development Agency |
| LHA | Local Hour Angle |
| SDI | Strategic Defense Initiative |
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