In May 2019, Jessica Watkins joined an international crew on the floor of the Atlantic Ocean to prepare for future deep space missions during the 10-day NASA Extreme Environment Mission Operations (Neemo 23) expedition.
Robert Lee Curbeam holds the record for the most spacewalks during a single spaceflight. On his last flight in December 2006, Curbeam became the first shuttle astronaut to conduct four spacewalks in a single mission.
In June 1987, Jemison broke through the glass ceiling when NASA selected her for astronaut training. She was the first black woman in the program. Five years later, Jemison made history again as the first African American woman in space.