Happy birthday Guion S. Bluford, Jr.! He is a @nasa astronaut, a US Air Force pilot, and he became the first African-American to fly into space in 1983, as a member of the crew of the Orbiter Challenger. #inspiration . . . . . . . . . . . . #science #history #sciencehistory #challenger #space #spacehistory #blacklives #blackhistory #hero #sciencehero #africanamerican #NASA #spaceflight #fly #pilot #astronaut #birthday #happybirthday #hbd #otd #onthisday 📷 @ap.images