Live coverage of the countdown and flight of a Delta 4-Heavy rocket carrying NASA’s Orion space capsule on its first test flight in Earth orbit. Text updates will appear automatically below; there is no need to reload the page. Follow us on Twitter.
Delta 4
Live coverage: Delta 4-Heavy launches from Vandenberg Air Force Base
United Launch Alliance’s Delta 4-Heavy rocket lifted off at 11:10 a.m. PST (2:10 p.m. EST; 1910 GMT) Saturday from Vandenberg Air Force Base, California, after a month-long delay to troubleshoot a hydrogen leak in one of its boosters. The heavy-lifter was on a mission to send a U.S. government spy satellite into orbit.
Falcon 9
Live coverage: SpaceX conducts third Falcon 9 launch of the month
SpaceX launched a Korean communications satellite from Florida on Monday aboard the company’s third Falcon 9 rocket flight of the month. Liftoff from NASA’s Kennedy Space Center occurred at 3:34 p.m. EDT (1934 GMT), and the Falcon 9’s first stage landed on a floating barge in the Atlantic Ocean a few minutes later.
