International Space Station marking 20 years of people living in orbit
![International Space Station marking 20 years of people living in orbit](https://video.newsserve.net/700/v/20201031/2010311422-International-Space-Station-marking-20-years-of-people.jpg)
International Space Station marking 20 years of people living in orbit
The ISS was a cramped, humid, puny three rooms when the first crew moved in.
20years and 241 visitors later, the complex has a lookout tower, three toilets, six sleeping compartments, and 12 rooms, depending on how you count.