Snapshots from Atlas 5 launch

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.

The planned Halloween launch of the James Webb Space Telescope — one of eight Ariane 5 launches left before the rocket’s retirement — and a series of flights to build out OneWeb’s satellite internet network highlight Arianespace’s schedule this year.

The head of NASA’s human spaceflight programs has abruptly resigned, announcing his departure from the space agency two days before before he was to chair a crucial readiness review ahead of the launch of the first crewed U.S. space mission in nearly a decade.