Is it hard to poop in space?
Mia Morrison
Updated on May 07, 2026
To poop, astronauts used thigh straps to sit on the small toilet and to keep a tight seal between their bottoms and the toilet seat. It didn't work very well and was hard to keep clean. So in 2018, NASA spent $23 million on a new and improved toilet for astronauts on the International Space Station.