Mae Jemison, Space Shuttle Endeavour, 1992.
A chemical engineer, physician, and former Peace Corp volunteer, Mae Jemison was inspired by Star Trek’s Lieutenant Uhuru to join NASA in 1987. On September 12, 1992 she became the first black woman in space. Mae spent a total of 190 hours 30 minutes 23 seconds in space as part of the joint US/Japan Space Shuttle Endeavor mission.
You can follow Mae on Twitter or visit her website.