| Acronym | Meaning |
| WUPPE | Wisconsin Ultraviolet PhotoPolarimter Experiment |
| ARC | Ames Research Center (NASA) |
| CFC | ChloroFluoroCarbon |
| ORBI | Stock Ticker Symbol For OSC |
| CMB | Cosmic Microwave Background |
| WMO | World Meterological Organisation |
| NIST | National Institute For Standards And Technology |
| AVHRR | Advanced Very High Resolution Radiometer |
| ERBE | Earth Radiation Budget Experiment |
| ACRV | Assured Crew Return Vehicle |