Karen L. Nyberg
Karen LuJean Nyberg is an American mechanical engineer and retired NASA astronaut. Nyberg became the 50th woman in space on her first mission in 2008. Nyberg holds a Ph.D. in mechanical engineering. She started her space career in 1991 and spent a total of 180 days in space in 2008 and 2013 as a mission specialist on STS-124 and a flight engineer on Soyuz TMA-09M.
图片: NASA · Public domain