Exploration · first seen 9 Sep, updated 9 Sep
Astronauts on the space station have no washing machine, because water is far too precious to waste on laundry, so they wear the same clothes for days and then pack the dirty ones into a cargo capsule that burns up on reentry, which means a fireball crossing the sky could, in theory, be a bundle of an astronaut’s old underwear.
In the vacuum of space, even underwear becomes hazardous waste—burned away in a fiery plunge that nobody talks about. The post Astronauts on the space station have no washing machine, because water is far too precious to waste on laundry, s…
Summary from SpaceDaily.