Live coverage: Ariane 5 blasts off with two Intelsat satellites

Working around multiple helium leaks and thruster problems, the crew of Boeing’s Starliner spacecraft wrapped up a challenging rendezvous and a delayed-but-successful docking with the International Space Station Thursday in a major milestone for the new ship’s first piloted test flight.

Watch a time lapse replay of SpaceX’s next Falcon 9 rocket being raised vertical Thursday at launch pad 39A at NASA’s Kennedy Space Center in Florida for a mock countdown and engine test, ahead of a scheduled liftoff this weekend with an Intelsat communications satellite.

A United Launch Alliance Atlas 5 rocket powered away from Vandenberg Air Force Base in California tonight to place a classified surveillance satellite into space for the U.S. National Reconnaissance Office. Follow the ascent in our live journal.