| Acronym | Meaning |
![](file.png) | OSCAR | Orbiting Satellite Carrying Amateur Radio |
![](file.png) | IOTA | Infrared-Optical Telescope Array |
![](file.png) | PPM | Positions And Proper Motions (catalog) |
![](file.png) | GOSAMR | Gelation Of Soils: Applied Microgravity Research |
![](file.png) | SAGA | Solar Array Gain Augmentation |
![](file.png) | PMIRR | Pressure Modulated InfraRed Radiometer |
![](file.png) | ORFEUS | Orbiting And Retrievable Far And Extreme Ultraviolet Spectrometer |
![](file.png) | NACA | National Advisory Committee On Aeronautics |
![](file.png) | CRL | Communication Research Lab |
![](file.png) | GRS | Great Red Spot |