Two crews of astronauts are on the International Space Station. They are the Expeditions 63 and 64 crews. Six people are living and working in space. They are from the United States and Russia.
The Expedition 63 crew has been on the space station for over six months.
Three people began living on the station on April 9. NASA astronaut Chris Cassidy and two Russian cosmonauts: Anatoly Ivanishin and Ivan Vagner. Cosmonauts are astronauts from Russia. The three launched from Kazakhstan, a country near Russia. They went in a Soyuz spacecraft.
Three new crew members arrived on Oct. 14. NASA astronaut Kate Rubins grew up in California. She rode in the Soyuz rocket. Cosmonauts Sergey Ryzhikov and Sergey Kud-Sverchkov rode with her.
This is a special year for the International Space Station. This is the 20th year of astronauts living and working there. The first three people moved in on Nov 2, 2000, and lived and worked there for almost five months. Since then, 240 people have visited the station.