Launched the EchoStar 21 (formerly TerreStar 2) mobile broadband communications satellite from Baikonur, marking Proton-M's return to flight after a year-long grounding tied to engine quality-control issues. The Briz-M upper stage released the 6,871 kg satellite about nine hours after liftoff.
- Outcome
- Success
- Orbit
- GTO
- Geostationary transfer orbit
- Payload to orbit
- 7.9 T
- Flight
- 57th
- of 68 Proton-M Briz-M flights
- Date and time
- 8 June 2017, 03:45 UTC
- Rocket
- Proton-M Briz-M
- Builder
- Khrunichev
- Launch site
- 81/24 (81P), Baikonur Cosmodrome, Republic of Kazakhstan
- Payload
- Communications
- International designator
- 2017-032
- Launches in 2017
- 34th of 90
See it in orbit
Space Atlas shows the satellites and rocket stages from this launch in 3D.
View satellites in Space Atlas