| Acronym | Meaning |
| HJD | Helicentric Julian Date |
| CFRP | Carbon Fibre Reinforced Plastic |
| AXAF | Advanced X-ray Astrophysics Facility |
| TES | Thermal Emission Spectrometer |
| REM | Rat Enclosure Module |
| YSC | Yokohama Science Center |
| MNRAS | Monthly Notices Of The Royal Astronomical Society |
| COBE | COsmic Background Explorer |
| CEA | Center For EUV Astrophysics |
| MDSSC | McDonnell Douglas Space Systems Corp |