Mark N. Brown
Mark Neil Brown is an American engineer, retired colonel in the United States Air Force and former NASA astronaut. Brown spent a total of ten days in space, over two Space Shuttle missions.
图片: NASA · Public domain
Mark Neil Brown is an American engineer, retired colonel in the United States Air Force and former NASA astronaut. Brown spent a total of ten days in space, over two Space Shuttle missions.
图片: NASA · Public domain