NASA's B-52B mothership, escorted by two F-18s, makes a final flyover after its last research mission that launched the X-43A on its record Mach 9.6 flight
NASA's B-52B launch aircraft cruises to a test range over the Pacific Ocean carrying the third X-43A vehicle attached to a Pegasus rocket on November 16, 2004
NASA's B-52B launch aircraft takes off carrying the third X-43A hypersonic research vehicle attached to a modified Pegasus rocket, on November 16, 2004
With the X-43A and its booster rocket tucked under its right wing, NASA's venerable B-52B mothership climbs out after takeoff on its final research mission