Atlas 5

Live coverage: Atlas 5 countdown and launch journal

February 27, 2017 Spaceflight Now

A United Launch Alliance Atlas 5 rocket lifted off from Vandenberg Air Force Base in California at 9:49:51 a.m. local time (12:49:51 p.m. EST; 1749:51 today to deploy a covert U.S. national security payload. Follow the ascent in our live journal.

Preview: Atlas 5 to provide spacelift for U.S. National Reconnaissance Office

February 26, 2017 Justin Ray

Taking a U.S. national security satellite payload into space is the primary objective of the 70th Atlas 5 booster that will be launched Wednesday.

Commercial space cargo ship’s ride to orbit assembled for March 19 launch

February 23, 2017 Justin Ray

An Atlas 5 booster core and Centaur upper stage have been stacked to launch another commercial freighter with supplies and scientific research gear to the International Space Station next month.

Reconnaissance payload mounted atop Atlas 5 for California launch

February 15, 2017 Justin Ray

Rising from the ground and into the launch pad gantry, a clandestine U.S. national security payload was fitted atop its Atlas 5 booster rocket in California today for the ride into space on March 1.

No imminent X-37B landing planned

February 14, 2017 Justin Ray

The enigmatic X-37B spaceplane, launched into low-Earth orbit on an experimental military mission in 2015, continues to circle the planet despite a flurry of landing rumors.

ULA’s navy delivers rocket that will launch supplies to the space station

February 5, 2017 Justin Ray

The ocean-sailing ship that transports rocket stages from United Launch Alliance’s factory to U.S. launch sites completed its latest voyage overnight, pulling into port to deliver the Atlas 5 that will send a cargo freighter to the International Space Station in March.

Live coverage: Atlas 5 countdown and launch journal

Preview: Atlas 5 to provide spacelift for U.S. National Reconnaissance Office

Commercial space cargo ship’s ride to orbit assembled for March 19 launch

Reconnaissance payload mounted atop Atlas 5 for California launch

No imminent X-37B landing planned

ULA’s navy delivers rocket that will launch supplies to the space station

WorldView 4 high-resolution satellite now open for business in space

New U.S. weather satellite with improved camera sends back first images

Photos: Atlas 5 launches SBIRS GEO Flight 3

Photos: Another SBIRS soars atop Atlas 5