The International Space Station is turning 20. It’s a living monument to rocket science and global collaboration, so we wanted to ask what it’s like to live in space. Who better than two astronauts on board the ISS right now? | Want to support 1A? Give to your local public radio station at donate.npr.org/1A and subscribe to our podcast. Have questions? Email the show at 1a@wamu.org and find us on Twitter @1a.