Star trails over Earth captured by NASA astronaut Christina Koch during her recent spacewalk outside of the International Space Station. To capture it, 400 photographs were taken in 11 minutes as station passed over Namibia, revealing a mesmerizing glimpse of our home planet from space. ✨ Credit: NASA/Christina Koch #nasa #astronauts #spacewalk #allwomanspacewalk #startrails #longexposure #explore #space