These photos and videos show NASA astronauts Bob Hines and Raja Chari practicing landing procedures in the Rocky Mounts of Colorado in April 2025. The astronauts were participating in a NASA-specific course at the HAATS (High-Altitude Army National Guard Aviation Training Site) in Gypsum, Colorado. NASA and the Colorado Army National Guard are using military helicopters to develop a foundational lunar lander simulated flight training course to help astronauts practice flight and landing procedures for the Moon. For more information, contact NASA Marshall’s Office of Communications at 256-544-0034.