30 years ago today at 11:39 AM we lost seven astronauts in the Challenger disaster. We lost Michael Smith, Dick Scobee, Judith Resnik, Ronald McNair, Ellison Onizuka, Gregory Jarvis, and Christa McAuliffe. Image credit: NASA Electrical engineer Judith Resnik was picked to be anastronaut in 1978. She trained for six years before her first flight, at which time she became only the second American woman in space. In high school, she was the sole female on her high school math te