This image was acquired from
flickr. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
GXK In Space. Major Edwin A. Aldrin Jr. USAF carries on extravehicular activity while his spacecraft Gemini XII is orbiting the Earth. Photographed by Captain Lovell November . Photographed from small reference card. U.S. Navy Photograph now in the collections of the National Archives. GXK In Space. Major Edwin A. Aldrin