Don’t Turn Earth Into Venus, Warns NASA Ex-Chief Scientist Ellen Stofan

Unlike many of her colleagues at NASA, Ellen Stofan never wanted to be an astronaut. She saw her first rocket launch at age four. It didn’t go well. Stofan,who recently left her position as the space agency’s chief scientist, dimly recollects traveling from Ohio to Cape Canaveral to watch the fifth flight of the uncrewed Atlas-Centaur launch system, a project of her NASA engineer father‘s.

Learn about your ad choices: dovetail.prx.org/ad-choices