Pathfinder Plus


Display Status:

This object is on display in the Boeing Aviation Hangar at the Steven F. Udvar-Hazy Center in Chantilly, VA.

Pathfinder Plus

Collection Item Summary:

Pathfinder Plus is a high-altitude, solar-powered, unmanned experimental aircraft intended to explore the possibilities of unlimited-duration, high-altitude reconnaissance. During the 1990s, it conducted 10 test flights, three of which set altitude records, the highest of which was 24,445m (80,201 ft). The aircraft was built under the sponsorship of the Lawrence Livermore National Laboratory and the Ballistic Missile Defense Organization. It has a carbon fiber main spar and is covered with a polymer skin and silicon solar cells that power eight electric motors. The project was later managed by NASA Dryden.

Collection Item Long Description:

Inventory Number


Credit Line

Donated by Aerovironment Inc.


  • Wingspan: 36.3 m (121 ft)
  • Length: 3.6 m (12 ft)
  • Gross weight: 315 kg (700 lb)
  • Speed: 24-40 kmph (15-25 mph)

Data Source

National Air and Space Museum

Restrictions & Rights

Do not reproduce without permission from the Smithsonian Institution, National Air and Space Museum



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