Arianespace and Starsem have launched 34 more internet communication satellites of the OneWeb constellation to a low Earth orbit (LEO). The launch occurred at 18:07:19 UTC (14:07:19 EDT) on Tuesday, September 14 from Site 31/6 at the Baikonur Cosmodrome in Kazakhstan on a Soyuz 2.1b/Fregat rocket.
OneWeb satellites 289 to 322 were deployed into an initial 450 km orbit with an inclination of 84.7 degrees and bring the total number of OneWeb satellites in orbit to nearly 50% of the initial 648 satellite constellation.