Only a few get the opportunity to steal a glimpse at the world outside their own and astronauts are definitely one of those lucky fellas. The life of an astronaut seems like a privileged one to you as not many know the things that they have to bear while they stay with the stars.
However, when it comes down to relieving themselves in the outer space, let's just say that we are far luckier than them. Because damn it, it's not a pretty story. It's a messy and smelly for one and a whole lot complex for being a mere astronaut poop.
So many pipes!
You will have to turn the rotatory switch in the 90 degrees position to the open position.
Basically, it turns on a suction so that the yellow element can be used for the number one.
"For No. 2, it's kind of like a camp potty, where you use that to contain the solid waste and that gets burned up in the atmosphere eventually on a spacecraft," astronaut Nicole Stott explains.
..it might be an astronaut's poop.
The answer is... not yours.
...Astronauts are much cooler than rest of us.