Tag: United Launch Alliance
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Blue Origin completes delivery of BE-4 rocket engines for first ULA Vulcan launch
Blue Origin’s BE-4 engines are being placed onto United Launch Alliance’s Vulcan rocket booster. (ULA Photo) Amazon founder Jeff Bezos’ Blue Origin space venture says it has completed delivery of the two BE-4 rocket engines that will be used next year for the first launch of United Launch Alliance’s next-generation Vulcan Centaur rocket. The delivery…
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Amazon switches Project Kuiper prototype satellites to ULA’s first Vulcan launch
An artist’s conception shows a ULA Vulcan Centaur rocket launching Amazon’s satellites. (Amazon Illustration) The first two prototype satellites for Amazon’s Project Kuiper broadband internet network are now due to launch on the first-ever flight of United Launch Alliance’s Vulcan Centaur rocket early next year, rather than on ABL Space Systems’ rocket. Today’s announcement comes…
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Final Atlas V 531 launches dual SES-20 and SES-21 satellites
United Launch Alliance (ULA) has launched the dual-manifested SES-20 & 21 telecommunication satellites on the final Atlas V 531 rocket to a near-circular geosynchronous orbit (GSO). The Atlas V launched from Space Launch Complex-41 (SLC-41) at the Cape Canaveral Space Force Station (CCSFS) on Oct. 4 at the opening of the window at 5:36 PM…
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Last West Coast Delta IV Heavy launches with NROL-91
United Launch Alliance’s (ULA) Delta IV Heavy rocket made its last West Coast launch on Saturday, carrying out a mission for the National Reconnaissance Office, as it moves one flight closer to retirement. Liftoff of the NRO Launch 91 (NROL-91) mission from Space Launch Complex 6 — at the Vandenberg Space Force Base in California…
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ULA’s Atlas V launches final SBIRS GEO missile detection satellite
United Launch Alliance was in action Thursday, using an Atlas V rocket to deploy a missile detection satellite for the US Space Force. Liftoff of the SBIRS GEO 6 mission from the Cape Canaveral Space Force Station is occurred at the opening of a 40-minute window at 6:29 AM EDT (10:29 UTC). The Space-Based Infrared…
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Atlas V launches two experimental military satellites on USSF-12 mission
United Launch Alliance has deployed a pair of Space Force technology demonstration payloads into geostationary orbit Friday evening. The USSF-12 mission lifted off from Cape Canaveral at 7:15 PM EDT (23:15 UTC) on Friday, following a 24 hour delay from Thursday due to weather as well as additional weather delays early in the Friday window.…
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As Centaur turns 60 years old, ULA prepares to evolve Centaur V
60 years ago, on May 8, 1962, Atlas-LV3C Centaur-A – designated Atlas Centaur-1 (AC-1) – lifted off from the newly-constructed Launch Complex-36A (LC-36A). AC-1 was the first flight test of the hydrogen-powered Centaur upper stage. Since the maiden flight of Centaur, the stage has flown on several different rocket families across six decades. Centaur has…
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As Centaur turns 60 years old, ULA prepares to evolve Centaur V
60 years ago, on May 8, 1962, Atlas-LV3C Centaur-A – designated Atlas Centaur-1 (AC-1) – lifted off from the newly-constructed Launch Complex-36A (LC-36A). AC-1 was the first flight test of the hydrogen-powered Centaur upper stage. Since the maiden flight of Centaur, the stage has flown on several different rocket families across six decades. Centaur has…
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Arianespace, ULA, Blue Origin discuss executing ambitious Kuiper constellation missions for Amazon
Amazon’s announcement of three launch contracts totaling 83 flights split across Ariane 6, Vulcan, and New Glenn represents the largest commercial launch block buy in history and will unite Arianespace, United Launch Alliance, and Blue Origin in a multi-year effort to deploy the Kuiper internet constellation. The contracts represent unique challenges to some providers and…
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NASA moon rocket SLS rolls out to “rebuilt” LC-39B ahead of Artemis 1 rehearsal
A moment more than a decade in the making. NASA’s Space Launch System (SLS) rocket for the Artemis 1 mission made its first trip down the crawlerway at the Kennedy Space Center in Florida on Thursday evening, March 17. Rollout first motion happened just before 6:00 pm EDT (22:00 UTC) for a planned 11-hour journey…