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Sandia National Laboratories validated the thermal protection system for NASA's Dragonfly mission by simulating 4,500°F heat pulses using concentrated solar flux at the National Solar Thermal Test Facility. The rigorous testing protocol included flowing inert gas to replicate Titan's dense atmosphere and evaluating the resilience of PICA-D material against surface imperfections. This independent verification ensures the rotorcraft can safely survive atmospheric entry on Saturn's moon, demonstrating a critical capability for future deep-space exploration missions.
Sandia Recreates 4,500°F Heat for NASA’s Dragonfly Titan Mission
Sandia National Laboratories tested a heat shield exceeding 4,500°F, qualifying it for NASA’s Dragonfly mission to Titan.
Sandia National Laboratories has successfully recreated a searing 4,500°F heat pulse to qualify the heat shield system for NASA’s Dragonfly mission to Saturn’s moon, Titan. Engineers subjected a 24-inch area of heat shield material to the extreme temperatures at the National Solar Thermal Test Facility, simulating the conditions the rotorcraft will experience during its atmospheric entry. Crucially, the tests went beyond simple heat resistance by flowing inert gas over the sample to replicate Titan’s dense, nitrogen-rich atmosphere. This capability supports Dragonfly and Sandia’s ongoing nuclear deterrence mission. The material, developed by NASA’s Ames Research Center, was subjected to a controlled heat pulse exceeding 4,500…
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