All the photographs from Mercury, Gemini and Apollo are public domain. They've been previously re-scanned with modern equipment and all of the RAWs are publicly available for free:
Thank you for that! It gives all the details. Interesting they used a HR-500. When I was scanning for Universal I was using a Hasselblad which has a much higher resolution. (although usually the film stock itself was way lower "resolution" than the scanner could image)