The three U.S. astronauts aboard the International Space Station said Monday they’re ready to sign up for a trip to the moon if NASA can meet the Trump administration’s newly stated goal of returning Americans to the lunar surface within the next five years.

Taking off and landing in the middle of the night at Cape Canaveral, a SpaceX Falcon 9 rocket successfully delivered a Dragon supply ship to orbit for the International Space Station as the launcher’s first stage booster swooped to a spectacular touchdown.

Japan’s seventh HTV resupply mission to the International Space Station blasted off from Tanegashima Island on Saturday aboard an H-2B rocket. The unpiloted cargo carrier launched at 1752 GMT (1:52 p.m. EDT), kicking off a nearly five-day pursuit of the space station.