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VideoLive coverage: Atlas 5 countdown and launch journal
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
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.
Delta 4 receives communications satellite payload for launch into space
A military communications satellite, built with international funding from Canada, Denmark, the Netherlands, Luxembourg and New Zealand, has been stacked atop a Delta 4 rocket to launch into a worldwide information-relay network operated by the U.S.
Commercial space cargo ship’s ride to orbit assembled for March 19 launch
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
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
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
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.
WorldView 4 high-resolution satellite now open for business in space
Less than three months after rocketing into space, the commercial WorldView 4 Earth-imagery satellite has finished in-orbit testing and calibration to begin operations for DigitalGlobe.
Photos: Atlas 5 launches SBIRS GEO Flight 3
Launching a highly sophisticated infrared surveillance satellite for the U.S. military, a United Launch Alliance Atlas 5 rocket thunders away from Cape Canaveral.
Photos: Another SBIRS soars atop Atlas 5
The Atlas 5 rocket lifted the SBIRS GEO Flight 3 missile warning sentinel into orbit, advancing space technology for surveillance and security.