Apollo 15 Commander David Scott stands on the edge of Hadley Rille, collecting samples from a massive boulder at Station 9A — one of the most dramatic sites visited on the Moon. If you look closely, you can see his crewmate Jim Irwin reflected in Scott’s gold-plated visor. Moments like this defined Apollo 15 — a mission focused not just on exploration, but on science. Every rock, every photo, every reflection carried a story billions of years in the making. Follow The Cosmic Frontier for more po