Proton returns to flight after one year – Satellite News Digest

Rocket: Proton M/Briz M; Payload: EchoStar XXI; Date: 8 June 2017, 0345:47 UTC; Launch site: Baikonur, Kazakhstan. The EchoStar XXI/Briz M upper stage separation occurred 9 hours 13 minutes after lift-off. The separated spacecraft mass was approximately 6900 kg.

Share This Article