Atlas 5

NASA and Boeing set for second Starliner test flight
Boeing’s CST-100 Starliner spacecraft is ready to attempt another uncrewed test flight to the International Space Station, with both the company and the agency expressing confidence in the spacecraft despite past problems.

U.S. Air Force sees no impact from Russia’s decision to cut off supply of rocket engines
Air Force Secretary Frank Kendall said U.S. national security launches will not be affected by Russia’s decision to stop supplying rocket engines to the United States.

Atlas 5 launches GOES-T weather satellite
An Atlas 5 successfully launched the latest in a series of geostationary weather satellites March 1, exactly four years after the launch of the satellite it is replacing.



ULA launches STP-3 mission with national security and NASA payloads
A United Launch Alliance Atlas 5 rocket on Dec. 7 launched the Space Test Program-3 (STP-3) mission for the U.S. Space Force. The rocket lifted off at 5:19 a.m. Eastern from Space Launch Complex-41 at Cape Canaveral Space Force Station, Florida.

ULA sets new target launch date for Space Test Program STP-3 mission
United Launch Alliance is targeting a Nov. 22 liftoff for the U.S. Space Force STP-3 mission aboard an Atlas 5 rocket.

Atlas 5 launches NASA’s Lucy asteroid mission
An Atlas 5 successfully launched a NASA spacecraft Oct. 16 on a mission to study distant asteroids that may hold clues to the early history of the solar system.

Atlas 5 launches Landsat 9
An Atlas 5 successfully launched the latest in the Landsat series of Earth science satellites Sept. 27, continuing a program that started nearly half a century ago.

SpaceX wins contract to launch weather satellite after ULA withdraws
NASA has selected SpaceX to launch the last in a series of geostationary weather satellites that had previously been launched by United Launch Alliance.

Liquid nitrogen shortage delays Landsat 9 launch
A one-week delay in the launch of the next Landsat satellite on an Atlas 5 is the result of a ripple effect in the supply chain caused by increased demand for liquid oxygen to treat COVID-19 patients.

Starliner glitch delays launch
A problem with Boeing’s CST-100 Starliner commercial crew vehicle scrubbed a launch attempt Aug. 3, pushing back its uncrewed test flight by several days.


NASA and Boeing close out recommendations from Starliner review
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.

ULA launches U.S. Space Force missile-warning satellite, two rideshare cubesats
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.



SpaceX, ULA to launch C-band satellites for SES
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 delivers a new solid booster for ULA’s Atlas 5
Northrop Grumman developed the GEM 63 rocket motors under a cooperative agreement with United Launch Alliance.