What did astronauts Joe Acaba, Mark Vande Hei and Scott Tingle do when they were aboard the International Space Station? What experiments did they run? How did they sleep?

Relive the journey of Expeditions 54/55 with the mission’s astronauts. The three NASA astronauts are joined by fellow Expedition 54/55 cosmonauts Alexander Misurkin and Anton Shkaplerov of Roscosmos and astronaut Norishige Kanai of the Japan Aerospace Exploration Agency.