Satellite News

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.

NASA has selected Dynetics, Inc. of Huntsville, Alabama, to develop and build a universal stage adapter for the agency’s Space Launch System (SLS) rocket.

The Russian company S7 Sea Launch has signed a contract with the Ukrainian company Pivdenmash for the purchase of 12 Zenit rockets, Dnepropetrovsk-based Pivdenmash said. But there are doubts about the availability of Russian engines for those rockets.