Barry ‘Butch’ Wilmore and Suni Williams expected to splash down just before 6pm ET in Florida, along with Nasa astronaut Nick Hague and Roscosmos cosmonaut Aleksandr Gorbunov

• Nasa astronauts heading back to Earth

If you’re following along on NASA’s live feed, you’re likely hearing a lot about the major events expected in the next hour. The first is the “deorbit burn,” expected around 5:11 EST, which “helps get Dragon set up in the right trajectory to splash down in the gulf” shortly before 6 EST.

Gravity may seem like a drag, but spending long periods of time without its grounding force can wreak havoc on your body.