Photos: Tuesday’s Atlas 5 rollout

Two Chinese Beidou navigation satellites successfully launched Monday on top of a Long March 3B rocket, completing the core of China’s independent positioning and timing network ahead of the start of global service next year.

Boeing’s commercial human-rated spaceship designed to ferry NASA astronauts to and from the International Space Station will be named the CST-100 Starliner, extending the company’s naming theme to the final frontier, officials announced Friday.

United Launch Alliance teams rolled the Mobile Service Tower away from a Delta 4-Heavy rocket at Cape Canaveral’s Complex 37B launch pad Wednesday in preparation for liftoff on a national security mission.