United Launch Alliance will not be using an upgraded upper-stage engine in upcoming Atlas 5 missions as the company investigates the source of vibrations seen during a May 18 flight.
Boeing has completed all the activities recommended by an independent review of the company’s first uncrewed CST-100 Starliner mission, allowing a second uncrewed mission to proceed for launch in late July.
An Atlas 5 rocket carrying a U.S. Space Force missile-warning satellite and two small payloads lifted off May 18 at 1:37 p.m. Eastern from Space Launch Complex-41 at Cape Canaveral Space Force Station, Florida.
A National Reconnaissance Office satellite flew to orbit Nov. 13 aboard a United Launch Alliance Atlas 5 rocket.
While ULA builds the Atlas 5 for NROL-101 it also is working to get NROL-44 launched on a Delta 4 Heavy.
Commercial satellite operatorSES has selected SpaceX and United Launch Alliance to each launch two geostationary satellites designed to replace C-band capacity in the United States that the Federal Communications Commission is repurposing for 5G cellular networks.
Northrop Grumman developed the GEM 63 rocket motors under a cooperative agreement with United Launch Alliance.
The launch of NASA’s next Mars rover mission has been delayed to no earlier than July 30 because of a launch vehicle processing issue, the latest in a series of slips that have now used up nearly half of the available launch opportunities for the mission.
United Launch Alliance on May 17 launched an Atlas 5 rocket carrying the U.S. Air Force X-37B spaceplane to orbit for its sixth mission
The X-37B Operational Test Vehicle 6 is scheduled for a May 16 launch on a ULA Atlas 5 rocket.
Tory Bruno: “A big thing when this started was that we had to be all over our supply chain."
SMC Commander Lt. Gen. Thompson: “The AEHF launch is one of those we consider absolutely mission essential.”