This collection of official NASA photographs captures the United Launch Alliance Atlas 5 rocket rolling to the pad on Monday, successfully blasting off Tuesday and the Cygnus freighter arriving at the International Space Station on Saturday morning.

SpaceX’s Crew Dragon spacecraft will likely return to Earth in August to wrap up a test flight to the International Space Station with NASA astronauts Doug Hurley and Bob Behnken, a senior space agency official said Tuesday.

Ground crews loaded time-critical experiments, including 20 mice to help scientists study muscle atrophy, into SpaceX’s commercial Dragon cargo capsule Thursday, a day before a launch planned from Cape Canaveral toward the International Space Station.