The #spacewalk continues! Astronaut Scott Kelly and Astronaut Kjell Lindgren are around halfway through today’s scheduled 6.5 hour spacewalk. Watch the rest of their work live on NASA Television: http://go.nasa.gov/1PT6FGT For more information about spacewalks, visit our Tumblr: http://nasa.tumblr.com/post/132038157669/7-things-to-know-about-spacewalks | NASA - National Aeronautics and Space Administration

The longest spacewalk ever by American astronauts took place in 2001 and lasted almost nine hours. Do you know how long the very first U.S. spacewalk lasted? | NASA's Johnson Space Center