Watch live video of the Solar Orbiter launch pad at Cape Canaveral (members only)

Relive all of the steps to stack the United Launch Alliance Atlas 5 rocket at Cape Canaveral’s Vertical Integration Facility for the Morelos 3 satellite deployment mission.

NASA announced Friday a mix of spaceflight veterans and rookie astronauts who will launch on the first flights of new Boeing and SpaceX commercial spaceships starting as soon as next spring, several months later than previously scheduled.

Mission leaders Tuesday gave approval for rollout of the United Launch Alliance Atlas 5 rocket on Wednesday morning, leading to liftoff Thursday night of the Magnetospheric Multiscale science project for NASA.