The American Institute of Aeronautics and Astronautics (AIAA) mourns the death of Neil A. Armstrong, first person to set foot on the Moon, AIAA Honorary Fellow, former test pilot, U.S. Naval aviator, ...

I once watched Neil Armstrong sign his name, and it appeared to be one of the hardest things he’d ever done. Not because he was infirm — though in 2010 he was clearly looking frail — and not because ...