Four astronauts could return to Earth in a SpaceX capsule.

NASA's Crew-2 mission arrived on the International Space Station in April. After a series of delays, Shane Kimbrough, Megan McArthur; Akihiko Hoshide and Thomas Pesquet are now set to begin their return home on Monday afternoon, with a splash down off the Florida coast in the evening. Read more about some of what they've been up to in orbit here: