| Acronym | Meaning |
| FT | Fourier Tachometer |
| EMG | Electromagnetic Gravity Data |
| DCX | Delta Clipper Experimental |
| RIDGE | Ridge Interdisciplinary Global Experiment |
| MSLP | Mean Sea-level Pressure |
| LST | Large Space Telescope |
| HESP | High-Energy Solar Physics |
| WINDEX | Winter Doppler Experiment |
| TIE | The Institute Of Ecology |
| IRIS | Italian Research Interim Stage |