By Mike Killian, on September 16th, 2020
Illustration of AEHF in orbit. Credit: Lockheed Martin
Earlier this year, ULA launched their first major payload for the U.S. Space Force with the sixth and final member of the Advanced Extremely High Frequency (AEHF) constellation of military communications satellites.
Built by Lockheed Martin and with a “protected communications payload” furnished by Northrop […]
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By Ben Evans, on March 24th, 2020
The sixth and final USAF Advanced Extremely High Frequency (AEHF-6) satellite, encapsulated within its Payload Fairing, is transported to the Vertical Integration Facility (VIF) at Space Launch Complex (SLC)-41 for stacking atop its Atlas V rocket. Photos: ULA
For only the second time this year, the roar of an Atlas V will break the […]
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By Ben Evans, on August 8th, 2019
A ULA Atlas V ‘551’ rocket lifts off with the latest Advanced Extremely High Frequency (AEHF-5) military communications satellite on 8 August 2019. Photo Credit: Alan Walters / AmericaSpace.com
Almost five months since it last flew, United Launch Alliance (ULA) successfully closed-out a gap in missions on Thursday, 8 August, when its Atlas V […]
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By Ben Evans, on August 7th, 2019
ULA’s workhorse Atlas V rocket stands poised for launch atop pad 41 at Cape Canaveral Air Force Station in Florida to deliver AEHF-5 into a customized geosynchronous transfer orbit for the U.S. Air Force at 5:44am EDT on 8 Thursday 2019. This satellite is a part of a network supporting protected communications to high-priority […]
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By Craig Covault, on June 25th, 2016
The NAVY’s 7.5-ton MUOS-5 satellite thunders out of Launch Complex-41 June 24, 2016, flying atop ULA’s most powerful Atlas-V rocket, the 551. Photo Credit: Alan Walters / AmericaSpace
The fifth and final 7.5-ton Lockheed Martin/NAVY Mobile User Objective System satellite (MUOS-5) is headed toward geosynchronous orbit following a spectacularly thunderous launch on June […]
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By Mike Killian, on December 4th, 2015
File photo of the U.S. Navy’s MUOS-4 satellite, which this week completed on-orbit testing and was officially accepted by the Navy to go operational next spring. Photo Credit: Lockheed Martin
The fourth in a Lockheed Martin-built five-ship fleet for a next-generation, narrowband tactical military satellite communications system was officially accepted by the U.S. […]
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By Craig Covault, on September 2nd, 2015
A ULA Atlas-V 551 rocket launches the Navy’s MUOS-4 satellite to orbit from Cape Canaveral, Fla., on Sept. 2, 2015. Photo Credit: John Studwell / AmericaSpace
A Russian RD-180-powered United Launch Alliance (ULA) Atlas-V 551 rocket successfully launched the 7.5-ton Lockheed Martin/Navy Mobile User Objective System (MUOS 4) satcom into geosynchronous transfer orbit […]
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By Craig Covault, on August 31st, 2015
ULA’s most powerful Atlas-V rocket, the Atlas 551, standing tall atop SLC-41 for a Wednesday morning launch attempt. Photo Credit: ULA
A United Launch Alliance (ULA) Atlas-V rocket is poised to fire the Navy’s Mobile User Objective System (MUOS-4) satellite into geosynchronous transfer orbit from Cape Canaveral Air Force Station, Fla., as early […]
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By Mike Killian, on August 25th, 2015
The U.S. Navy’s fourth Mobile User Objective System (MUOS) satellite, encapsulated in a 5-meter payload fairing, is mated to an Atlas V booster inside the Vertical Integration Facility at Cape Canaveral’s Space Launch Complex-41. Credits: ULA
The fourth in a Lockheed Martin-built, five-ship fleet for a next-generation, narrowband tactical military satellite communications system […]
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By Mike Killian, on August 14th, 2015 MUOS-4, the next satellite scheduled to join the U.S. Navy’s Mobile User Objective System (MUOS) secure communications network, has been encapsulated in its protective launch vehicle fairing for its Aug. 31 launch from Cape Canaveral Air Force Station. Photo Credit: ULA
The fourth in a Lockheed Martin-built, five-ship fleet for a next-generation, narrowband […]
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