W-Cube is an ESA ARTES mission developed by Reaktor Space Lab. Its purpose is to study the propagation of extremely high frequency W-band radiowaves through the ionosphere and upper atmosphere.
| Name of Satellite | W-Cube |
| Purpose | Technology Development |
| Contractor | Joanneum Research |
| Country of Contractor | Austria |
| Launch Mass (kg.) | 5 |
| Class of Orbit | LEO |
| Perigee (km) | 519 |
| Date of Launch | 30.06.2021 |
| Launch Site | Cape Canaveral |
| Launch Vehicle | Falcon 9 |
| COSPAR Number | 2021-059CQ |
| NORAD Number | 48965 |
W-Cube Technology Development Satellite the satellite carries two radio beacons and conducts measurements over the mission prime, Joanneum Research’s ground station in Graz.
