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Proton rocket ride-share to launch Northrop Grumman’s Mission Extension Vehicle

8 Oct 2019, 21:38 UTC
Proton rocket ride-share to launch Northrop Grumman’s Mission Extension Vehicle
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A busy 13 hour period for Northrop Grumman (NG) that will see the launch of two NG-built satellites and use of the company’s Pegasus rocket to loft a NASA satellite into orbit is set to kick off Wednesday morning at 06:17 EDT (10:17 UTC) with the launch of a Proton rocket from the Baikonur Cosmodrome in Kazakhstan.
Commercially contracted and managed by International Launch Services (ILS), the mission will use a Proton rocket with a Briz-M upper stage to place both the Eutelsat 5 West B satellite and the Mission Extension Vehicle into a Geostationary Transfer Orbit.
Eutelsat 5 West B:
The new satellite for Eutelsat is a joint partnership between Northrop Grumman and Airbus Defence and Space, marking the first time the two organizations have teamed to build a spacecraft.
Under the terms of the build contract, Airbus Defence and Space was responsible for the communications payload while Northrop Grumman was responsible for the overall design, integration, and testing of the satellite as well as providing its main operational platform.
Eutelsat 5 West B will incorporate a European Geostationary Navigation Overlay Service payload that will augment the U.S. Global Positioning System to improve accuracy and reliability of ...

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