
Life in space: Candid photos —
Many space fans already know about Chris Hadfield, a Canadian Space Agency astronaut who just spent five months aboard the International Space Station. He's a bit of a social media star, with hundreds of thousands of fans on Facebook and Twitter. But his rendition of David Bowie's "Space Oddity" is propelling him to further heights. The viral video is the latest of his many popular posts. Click through the gallery to see some other things Hadfield has shared via Twitter with the people of Earth, where he was scheduled to return the night of Monday, May 13.

Life in space: Candid photos —
"Here's looking at you," tweeted Hadfield about this spacewalk photo opportunity with Tom Marshburn, a flight engineer. "Chris and Tom take a minute with visors to look up-sun at my camera in the window," reads the May 11 post.

Life in space: Candid photos —
"Good to know that after 5 months, my Sokhol pressure suit still fits," Hadfield wrote on May 7. This "high fashion" photo posted on Twitter shows him modeling his outfit for the trip home in the Russian Soyuz space capsule.

Life in space: Candid photos —
For many fans of the "Star Wars" franchise, May 4 has a special meaning. "There is no try -- only do," Hadfield wrote in a tweet. "May the 4th be with you." He was of course referring to the famous line, "May the force be with you" and is shown here playing with a miniature version of Earth.

Life in space: Candid photos —
This floating space onion was photographed on May 2. Hadley wrote that it "came up on the Progress resupply spaceship. We sliced it up and had it with everything -- nice flavor!"