Each step of the best way, spaceflight tends to disagree with the human physique, and two astronauts trying to return to Earth this weekend are ready for the chance their stomachs could revolt on the harsh remedy.

NASA veterans Doug Hurley and Bob Behnken launched to the Worldwide House Station tucked inside a SpaceX Crew Dragon on Could 30 on a take a look at mission dubbed Demo-2. The final leg of their journey will start after they climb into the identical capsule on Saturday (Aug. 1) for the one-day journey again to Earth to land within the waters off Florida.