NASA | Hubble SM4 Trailer
Want more? Subscribe to NASA on iTunes! http://phobos.apple.com/WebObjects/MZStore.woa/wa/viewPodcast?id=283424434 Or get tweeted by NASA: http://twitter.com/NASAGoddard Final preparations are underway for the exciting and challenging final mission to repair Hubble. Liftoff is scheduled for May 11 at 2:01 p.m. EDT, and the countdown clock will start at 4 p.m. Friday. You can watch the prelaunch activities and the mission live on the web from NASA TV. The coverage includes a web cast the day before the launch at 12:30 EDT, news conferences and status briefings.