The Department of Defense, through the Air Force, is seeking vendors to conduct an Alternative Atmosphere Study at the Holloman High-Speed Test Track (HHSTT) in New Mexico. The objective of this study is to explore innovative methods for reducing aerothermal heating and drag on sled vehicles during testing operations. This initiative is crucial for enhancing testing methodologies and fostering collaboration with potential contractors to drive innovation in aerodynamics. Interested vendors must request the Statement of Work (SOW) by November 1, 2024, and submit their technical capabilities, estimated completion time, and pricing by November 11, 2024, to the primary contact, Greggory Jones, at greggory.jones.4@us.af.mil, or the secondary contact, Andrew Waggoner, at andrew.waggoner.3@us.af.mil.