Arianespace and Russian-French company Starsem launched 36 OneWeb satellites to Low Earth Orbit aboard Soyuz 2.1b on Thursday, March 25. Liftoff from Site 1S at the Vostochny Cosmodrome in Russia occurred 02:47 UTC.
These satellites were launched to a near-polar orbit at an altitude of 450 kilometers. The launch has a total duration of three hours and 51 minutes, and included nine separations of four satellites each which raised themselves to their operational orbit using their Xenon fueled Hall effect thrusters.