Shannon Walker

Four astronauts prepare for return from record-breaking mission

Record for the longest time in space by a crew launched aboard an American-built spacecraft

Originally Published: 01 MAY 21 10:13 ET Updated: 01 MAY 21 13:40 ET By Jackie Wattles, CNN Business (CNN) -- Four astronauts are preparing to return home from the International Space Station aboard a SpaceX Crew Dragon capsule, ending their…