Stock Photo - Just moments following ignition, the Space Shuttle Challenger, mated to its two solid rocket boosters and an external fuel tank, soars toward a week-long mission in Earth orbit. Note the diamond shock effect in the vicinity of the three main engines. Launch occurred at 5:00 p.m. (EDT), July, 29,1985.

Stock Photo: Just moments following ignition, the Space Shuttle Challenger, mated to its two solid rocket boosters and an external fuel tank.