The golden age of space exploration: Stunning archive of 15,000 Nasa images of the Mercury, Gemini, and Apollo missions will go up for auction for $12,000
- The collection shows people exploring space for the first time and features numerous 'firsts'
- The photos relate to the most famous flights in history, including Mercury, Gemini and Apollo missions
- Highlights include photos showing astronauts floating in space, Earthrise, and the dark side of the moon
- Created by an employee of a national picture agency, the archive is arranged by theme in nine binders
- Images measure 7½ x 9½ inches (19.1 x 24.1cm), most with captions that date the images and give descriptions