| Acronym | Meaning |
| CFRP | Carbon Fibre Reinforced Plastic |
| DIRBE | Diffuse Infrared Background Experiment |
| STDCE | Surface Tension Driven Convection Experment |
| HH | Hitchhiker |
| E | Elliptical (for Galaxies) |
| WD | White Dwarf |
| VOIR | Venus Orbiting Imaging Radar |
| UDMH | Unsymmetrical DiMethyl Hydrazine |
| MARS | Series Of Soviet Mars Spacecraft |
| ELV | Expendable Launch Vehicle |