Video: Soyuz MS-01 leaves the space station for landing

Set to resume a brisk pace of launch activity after a nearly six-week respite, SpaceX test-fired its next Falcon 9 rocket Thursday at NASA’s Kennedy Space Center in Florida ahead of a planned liftoff Monday with several tons of experiments and supplies for the International Space Station.

NASA said Thursday that rookie astronaut Serena Auñón-Chancellor will replace Jeanette Epps on an expedition set for launch to the International Space Station in June.

This is the post-launch news briefing from NASA’s Wallops Flight Facility held after the successful return to flight by the Orbital ATK Antares rocket that delivered the Cygnus cargo ship into space.