NASA - National Aeronautics and Space Administration

Hosted by Discovery Flow Manager Stephanie Stilson, this webcast takes the viewer behind the scenes as NASA prepares for a space shuttle mission to the International Space Station. NASA astronaut William Oefelein explains the STS-121 mission and payloads -- and the fascinating world of astronaut training.

This program has concluded.
+ View Webcast Replay (Real Player)
+ View Webcast Replay (Windows)

+ About NASA Direct

Host: Stephanie Stilson Discovery Flow Manager

William Oefelein NASA Astronaut

+ View NASA Direct Schedule