Bobby Satcher

(Newser) - Astronauts from the space shuttle Atlantis finished the final spacewalk of their mission at the International Space Station today, clearing the way for their return Wednesday. Astronauts Robert Satcher and Randy Bresnik installed a science experiment that will test how materials, including a new kind of Teflon, hold up to...

(Newser) - Final preparations for tomorrow's space shuttle launch include inspecting Atlantis, briefing the six-person crew, and making sure followers of NASA's Twitter feed can see from where they're sitting. The first 100 people to register for the event received 2-day passes that include an in-person look at the launch. "I'm...