Science editor Alan Boyle's blog: Astronauts gently set SpaceX's Dragon cargo capsule free from the end of the International Space Station's robotic arm, bringing the first-ever visit by a commercial spaceship to a close.
msnbc.com: Top msnbc.com headlines, NBC News
Thu, 05/31/2012 - 3:11am
Science editor Alan Boyle's blog: Astronauts gently set SpaceX's Dragon cargo capsule free from the end of the International Space Station's robotic arm, bringing the first-ever visit by a commercial spaceship to a close.