
Pathfinder aircraft in flight. The Pathfinder was designed, built, and operated by AeroVironment, Inc., Monrovia, CA.

The first X-43A hypersonic research aircraft and its modified Pegasus booster rocket were carried aloft by NASA’s NB-52B carrier aircraft…

Pathfinder aircraft liftoff on altitude record setting flight of 71,500 feet.

The NASA X-38 was picked up from its dry lakebed landing site following its successful eighth free flight test mission…

The second X-43A hypersonic research aircraft and its modified Pegasus booster rocket left the runway, carried aloft by NASA’s B-52B…

Pathfinder over a runway in Hawaii. The Pathfinder was designed, built, and operated by AeroVironment, Inc., Monrovia, CA.

SR-71 on ramp

Closeup of flight preparation on lakebed at sunrise. The Pathfinder was designed, built, and operated by AeroVironment, Inc., Monrovia, CA.

A tree trunk structure photographed in the La Selva region of the Costa Rican rain forest as part of NASA’s…