The Proteus high-altitude aircraft at sunset.
EC02-0057-12
The Proteus high-altitude aircraft at sunset. Designed by Scaled Composites, LLC, of Mojave, CA, Proteus was an “optionally piloted” aircraft ordinarily flown by two pilots in a pressurized cabin. It also had the capability to perform its missions semi-autonomously or flown remotely from the ground.March 13, 2002NASA Photo / Tom Tschida› Proteus Project Description