Follow the early mission progress with this blog by Steve and his colleagues from around the world!
The GLAST mission begins with a thunderous liftoff.
› View This VideoGo behind the scenes as a Delta II rocket prepares to launch the GLAST spacecraft.
› Learn MoreFollow the Delta II rocket and GLAST spacecraft during preparations for liftoff.
› View Image GalleryFind out if you've got the right stuff to plot the course for future space missions.
› Take the QuizFourth in a series of GLAST vodcasts. This video describes what it will be like to launch GLAST.
› View This Video