Live coverage: Practice countdown completed for Starliner and Atlas 5

Live coverage of preparations for the next United Launch Alliance Atlas 5 rocket launch from pad 41 at Cape Canaveral Air Force Station in Florida. The mission will launch Boeing’s Starliner spacecraft on an unpiloted test flight to the International Space Station. Text updates will appear automatically below. Follow us on Twitter.

The Boeing CST-100 Starliner spacecraft is guided into position above a United Launch Alliance Atlas 5 rocket at the Vertical Integration Facility. Credit: NASA/Cory Huston

Check here for live updates on Atlas 5 launch preparations. Spaceflight Now Members can watch a live view of the launch pad.