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| NASA’s Ikhana (MQ-9 Reaper variant) | |
|---|---|
| Name | Ikhana (MQ-9 Reaper variant) |
| Caption | Ikhana during testing |
| Type | Remotely piloted aircraft |
| Manufacturer | General Atomics Aeronautical Systems |
| Introduced | 2006 |
| Retired | 2018 |
| Primary user | NASA |
| Role | Earth science, testbed, wildfire surveillance |
| Crew | None (ground-based pilots) |
| Length | 11 m |
| Wingspan | 20 m |
| Powerplant | Honeywell TPE331-10 turboprop |
NASA’s Ikhana (MQ-9 Reaper variant) is a remotely piloted aircraft adapted from the General Atomics MQ-9 Reaper platform and used by NASA as an uncrewed testbed for aeronautics research, Earth science, and disaster response. Operated by Dryden Flight Research Center (later Armstrong Flight Research Center), Ikhana supported campaigns involving atmospheric sensing, wildfire mapping, and avionics validation. The aircraft bridged work across California, Texas, Nevada Test and Training Range, and international operations with partners such as NOAA and the U.S. Forest Service.
Ikhana originated when NASA acquired a surplus General Atomics MQ-9 chassis to create a science-capable remotely piloted aircraft. Conversion efforts tied personnel and facilities at Dryden Flight Research Center with contractors including General Atomics Aeronautical Systems, Honeywell, and instrument teams from NASA Ames Research Center and NASA Goddard Space Flight Center. The program drew on precedents from the NASA ER-2 and NASA Global Hawk projects to integrate long-endurance capabilities with Earth-observation payloads. Development milestones included certification flights at Edwards Air Force Base and instrumentation integration in coordination with U.S. Geological Survey teams.
Modification work transformed the baseline MQ-9 weapons-capable configuration into a purely scientific platform. Ikhana received structural adaptations overseen by General Atomics engineers and avionics modifications from Honeywell specialists to support NASA telemetry and command sequences. NASA-installed sensor bays and hardpoints accommodated instruments from Jet Propulsion Laboratory, Langley Research Center, and University of California, Berkeley research groups. Communications and command links were routed through facilities at Schriever Air Force Base and integrated with the National Airspace System interfaces developed alongside Federal Aviation Administration engineers.
Ikhana entered operational service supporting multidisciplinary campaigns: wildfire detection with U.S. Forest Service and California Department of Forestry and Fire Protection (CAL FIRE); ash plume reconnaissance following Puyehue-Cordón Caulle eruption collaborations with NOAA; and atmospheric profiling coordinated with National Center for Atmospheric Research. Notable deployments included support for the 2007 California wildfires and partnerships with U.S. Customs and Border Protection for sensor demonstrations. Ikhana flew from Edwards Air Force Base, deployed to Davis-Monthan Air Force Base for maintenance, and operated over range airspace at the Nevada Test and Training Range and Wright-Patterson Air Force Base for systems testing.
NASA-equipped payloads on Ikhana encompassed lidar systems, hyperspectral imagers, and infrared scanners developed by teams at Jet Propulsion Laboratory, NASA Ames Research Center, and NASA Langley Research Center. Instruments included the NASA Goddard Space Flight Center-sponsored Advanced Land Imager-class sensors, a downward-looking synthetic aperture radar evaluation in cooperation with JPL and MIT, and thermal imagers used by USGS and CAL FIRE for active-fire mapping. Collaborative experiments involved researchers from University of Colorado Boulder, Pennsylvania State University, and University of Alaska Fairbanks to study atmospheric composition, aerosol transport, and surface energy budgets.
Ikhana’s flight operations were governed by NASA flight standards offices coordinating with the Federal Aviation Administration, Air Combat Command, and range authorities. Ground control stations at Edwards Air Force Base used datalinks validated against NTIA frequency allocations and Department of Defense spectrum management. Safety systems included redundant command-and-control links, onboard sense-and-avoid sensor suites tested with contractors and researchers from MIT Lincoln Laboratory and General Atomics, and flight termination systems compliant with range rules at White Sands Missile Range and Nevada Test and Training Range. Piloting teams comprised remotely piloted aircraft operators with training derived from U.S. Air Force and General Atomics curricula.
Ikhana contributed operational experience and data that influenced subsequent NASA uncrewed systems planning, informed policy discussions at the Federal Aviation Administration and National Academies of Sciences, Engineering, and Medicine, and advanced wildfire remote sensing protocols used by U.S. Forest Service and CAL FIRE. Lessons from Ikhana fed into development work for future platforms at NASA Armstrong Flight Research Center and partnerships with NOAA and USGS for integrated airborne-satellite observing strategies. Following wear and mission-cycle constraints, Ikhana was retired and elements were archived at Dryden Flight Research Center facilities; its heritage persists in sensor designs, procedural standards, and interagency frameworks for uncrewed science aircraft operations.
Category:NASA aircraft Category:Unmanned aerial vehicles of the United States Category:General Atomics aircraft