Astronaut Mark C. Lee during a spacewalk. Backdropped against the blue and white Earth 130 nautical miles below, astronaut Mark C. Lee tests the new Simplified Aid for EVA Rescue (SAFER) system.

---

Size: 3000px × 3000px
Photo credit: © NASA Archive / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., aerial, astronaut, astronauts, exploration, lee, mark, nasa, people, person, space, spacesuit, spacesuits, spacewalk, view, viewed, walk, weightless