Franklin Chang-Diaz

Renowned astronaut engineer

Franklin Chang-Diaz is a renowned astronaut engineer who was part of the ill-fated Challenger mission. Born on December 20, 1948, in San Jose, California, Chang-Diaz holds a Ph.D. in mechanical engineering from the University of Texas at Austin. He flew on three space shuttle missions before the Challenger disaster. Chang-Diaz has also worked as a test pilot and has written several papers on rocket propulsion systems...