
An artist's conception of the X-43A Hypersonic Experimental Vehicle, or "Hyper-X" in flight.

The Centurion remotely piloted, solar-powered aircraft is silhouetted by the early morning sun on Rogers Dry Lake, adjacent to NASA's…

A quarter-scale model of the future Centurion solar-powered high-altitude research aircraft settles in for landing after a March 1997 test…

Illuminated by early-morning sunlight, a quarter-scale model of the solar-powered, remotely piloted Centurion ultra-high-altitude flying wing soars over California's Mojave…

The Orion flight test crew module that was used for the Orion Launch Abort System Pad Abort 1 flight test…

NASA's first X-38 Advanced Technology Demonstrator for the proposed Crew Return Vehicle arrives at NASA's Dryden Flight Research Center, Edwards,…

Illuminated by early-morning sunlight, a quarter-scale model of the Solar-powered, remotely piloted Centurion ultra-high-altitude flying wing demonstrates its abilities during…

Technicians perform pre-test checks of a battery-powered quarter-scale prototype of the remotely-piloted Centurion flying wing during taxi tests In March…

NASA's Super Guppy transport aircraft landed at Edwards Air Force Base, CA on July 11, 2000, to deliver the latest…

Rick Meininger, project manager for solar-powered aircraft builder AeroVironment, Inc., checks the airfoil of a battery-powered quarter-scale prototype of the…