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.
Mission Reports
Countdown underway for critical moon rocket fueling test Monday
Atlas 5
Live coverage: Atlas 5 countdown and launch journal
The United Launch Alliance Atlas 5 rocket lifted off from California at 10:30 a.m. local time (1:30 p.m. EST; 1830 GMT) today to deliver the sharp-eyed WorldView 4 satellite into space to collect best-in-the-industry, 31-centimeter-resolution commercial imagery for retail. Follow the mission in our live journal.
Falcon 9
Live coverage: Falcon 9 rocket lifts off with three satellites
Running several days late after a series of technical and weather delays, a Falcon 9 rocket lifted off from Vandenberg Air Force Base in California at 6:17 a.m. PST (9:17 a.m. EST; 1417 GMT) with the Spanish-owned Paz radar observation satellite and two prototype payloads for SpaceX’s planned Starlink broadband satellite network.