Astronaut Chris Hadfield explains why now is the perfect time for positivity. — -- Astronaut Chris Hadfield, the guy who literally rocked out in space, is spreading an optimistic message just ...

Astronaut Chris Hadfield of the Canadian Space Agency keeps life aboard the International Space Station lively. See his fun photos from Expeditions 34 and 35 here.

Hadfield himself is a veteran astronaut. In 1995, he was part of a space shuttle expedition to dock with the Russian Mir, and was the first Canadian to enter the Russian space station.

Astronaut Chris Hadfield is embarking on another mission around the planet. This time however, he is not heading into outer space, but instead sharing "An Astronaut's Guide to Life on Earth." ...

Astronaut Chris Hadfield has spent the last few months doing serious work on the International Space Station. But he's also been providing an invaluable resource in the form of a fantastic series ...

King Charles III met on Feb. 9 with Chris Hadfield, the retired Canadian astronaut best known for commanding the International Space Station in 2012-13 with social media flair.

When retired Canadian Space Agency astronaut, Chris Hadfield, was aboard the International Space Station for the final time, he made the most of it. From December 2012 to May 2013, Hadfield ...

[Life in Space: Astronaut Chris Hadfield's Video Guide] "I know from my experience talking in schools and everywhere around the world that people are interested in people," Hadfield told Space.com.

Canadian astronaut superstar Chris Hadfield—he who orbited in the International Space Station from December to May and delighted us with songs and quips and gorgeous photos from space—is ...

In retired Canadian astronaut Chris Hadfield's new book, "The Darkest Dark" (Little, Brown and Co., 2016), a young Chris struggles with the alien-filled shadows of his bedroom the night before ...

Chris Hadfield/@ Cmdr_Hadfield Expedition 34 Flight Engineer Chris Hadfield took this image of the Aswan Dam's reservoir, Lake Nasser, glinting in the sunlight on Jan. 28, 2013.