Russia’s Proton-M rocket soared into the skies over the remote Baikonur Cosmodrome again on Thursday, ending a year-long grounding with the launch of the EchoStar-21 mobile communications satellites – one of the vehicle’s heaviest Geotransfer payloads to date.
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A Russian Proton-M/Briz-M rocket blasted off from Site 81/24 at the Baikonur Cosmodrome at 3:45 UTC on June 8, 2017 on a mission to deliver the 6,871-Kilogram EchoStar-21 mobile communications satellite to Geostationary Transfer Orbit.
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Russia’s Proton rocket returned to its Baikonur launch pad for a long-awaited comeback mission, set to close a gap in Proton launch operations of a full year – the longest stand-down in the rocket’s five-decade service history.
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Russia’s troubled Proton rocket will have to remain grounded until the summer time frame due to systemic problems discovered on the rocket’s upper stage engines, Russian media outlets reported this week.
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The year 2016 saw a total of 85 known orbital launch attempts operated by eight nations from space ports in
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The comeback launch of Russia’s Proton-M rocket after a close call in June is being delayed to provide additional time for checks on the carrier rocket, the Roscosmos State Corporation confirmed on Friday.
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International Launch Services and rocket-builder Khrunichev presented designs of modified versions of their Proton launch vehicle on Tuesday, designed to reduce the cost for launching medium- and light-class commercial communications satellites into Geostationary Transfer Orbit.
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While Proton launches remain on hold after a second stage anomaly on the rocket’s most recent launch, International Launch Services announced the company has secured the first commercial launch contract for the new Angara 1.2 launch vehicle.
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Thursday’s Proton-M launch with the Intelsat 31 communications satellite dodged a bullet when the second stage of the workhorse suffered an engine-related problem in the last seconds of its burn, creating a performance shortfall that is likely to remain without consequences for the satellite payload.
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Russia’s Proton-M rocket leaps from its Baikonur Launch Pad, embarking on a long mission to deliver the Intelsat 31 communications satellite.
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Russia’s Proton-M rocket leaps from its Baikonur Launch Pad, embarking on a long mission to deliver the Intelsat 31 communications satellite.
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Russia’s Proton-M heavy-lift workhorse arced into sunny skies over the Baikonur Cosmodrome on Thursday, starting an all-day ascent mission to deliver the Intelsat 31 satellite to a highly elliptical orbit around Earth.
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A Proton-M rocket was rolled to its Baikonur launch pad on Sunday ahead of a Wednesday liftoff with the Intelsat 31 communications satellite.
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Russia’s Proton-M heavy-lift rocket rolls to the launch pad at Site 81/24 from where it will begin a long orbital delivery of 15 and a half hours to loft the Intelsat 31 spacecraft into a highly elliptical orbit.
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A Russian rocket motor suffered an explosive break-up on Wednesday, shedding at least 20 pieces of debris in a highly elliptical orbit around Earth.
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ExoMars 2016 has been sent on its way to Mars on Monday after a day-long ascent mission atop a Proton-M/Briz-M launch vehicle taking the heaviest craft to visit Mars three times around planet Earth before being injected onto its Trans-Martian Trajectory.
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A heavy-lift Proton-M rocket lifted off from the Baikonur Cosmodrome on Monday, carrying the Russian-European ExoMars 2016 spacecraft to set out on a nine-month journey to Mars for an ambitious mission of discovery to unlock the secrets of the Martian past and present.
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