Last updated at 16:38

Commander Chris Hadfield's five best space videos...

To enjoy the CBBC Newsround website at its best you will need to have JavaScript turned on.
Check out Chris Hadfield's top 5 videos!

Astronaut Chris Hadfield has kept us well and truly entertained with his videos detailing life aboard the International Space Station.

The Canadian showed us how to make a sandwich in space and brushed his teeth at zero gravity.

He even recorded his own version of a famous David Bowie song, Space Oddity.

Newsround's picked out our favourite five updates from the coolest spaceman around.

Watch the video of Chris Hadfield answering your questions.