After launching Nov. 23 and arriving in lunar orbit over the weekend, China’s Chang’e 5 sample return mission landed on the moon Tuesday, targeting a volcanic region in the Oceanus Procellarum region. On Thursday, the craft’s ascender vehicle took off to begin the trip back to Earth, followed by a successful docking with the mission’s return vehicle in lunar orbit Saturday.

After making landfall in South Florida, Hurricane Irma moved north over the state before losing strength and being downgraded to a tropical storm. NASA safety officials report the Kennedy Space Center lost electricity and water pressure during the storm, but a team of emergency personnel at the spaceport is safe.

On its second flight, SpaceX’s mammoth Falcon Heavy rocket hurled an Arabsat communications satellite the size of a school bus nearly one-quarter the way to the moon Thursday, days after NASA’s administrator identified the privately-developed rocket as a backup to the agency’s behind-schedule Space Launch System for sending astronauts back to the lunar surface.