[humanoidhistory]

TODAY IN HISTORY: Official NASA portraits of the crew of the Space Shuttle Challenger during the STS-51L mission that ended in tragedy on January 28, 1986. In the group photo, left to right, front row: astronauts Michael J. Smith, Francis R. (Dick) Scobee and Ronald E. McNair. In the back row: Ellison S. Onizuka, Christa McAuliffe, Gregory Jarvis and Judith A. Resnik. McAuliffe and Jarvis were civilian payload specialists, representing the Teacher in Space Project and Hughes Company, respectively. (NASA)