About Franklin Chang-Díaz
Franklin Ramon Chang-Díaz is a Costa Rica born mechanical engineer, physicist, and former NASA astronaut. He is the sole founder and CEO of Ad Astra Rocket Company as well as a member of the Cummins' board of directors. He became a U. S. citizen in 1977. Chang-Díaz was selected as an astronaut candidate by NASA in 1980, and first flew aboard Space Shuttle mission STS-61-C in 1986. In 2014, Chang-Díaz was awarded the "Buzz Aldrin Quadrennial Space Award" by The Explorers Club. He is a veteran of seven Space Shuttle missions, tying the record, as of 2021 for the most spaceflights (a record set two months earlier by Jerry L.
Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.