70th International Astronautical Congress

NASA astronauts Jeanette Epps, left, Alvin Drew, second from left, Doug Wheelock, right, and former astronauts Bob Curbeam, center, and Janet Kavandi, second from right, spoke about their time in space at a STEM day session with students during the 70th International Astronautical Congress, Wednesday, Oct. 23, 2019 at the Walter E. Washington Convention Center in Washington. Photo credit: (NASA/Aubrey Gemignani)

NASA astronauts Jeanette Epps, left, Alvin Drew, second from left, Doug Wheelock, right, and former astronauts Bob Curbeam, center, and Janet Kavandi, second from right, spoke about their time in space at a STEM day session with students during the 70th International Astronautical Congress, Wednesday, Oct. 23, 2019 at the Walter E. Washington Convention Center in Washington. Photo credit: (NASA/Aubrey Gemignani)