Best to store it on different types of medium. If one becomes corrupted, the other may still work. Radiation doesn't like film alot, either. We test different film types to see which suffers the least. I hope that it holds up well, because someday I would like to show you some of those photos of our planet, John.
Radiation does provide a pretty good light show at night, though.
Close your eyes. Caused by some particle striking the retina. Well, enough for now. This science stuff really is fantastic. Someday we will work together with your chemistry set, and maybe I can show you a thing or two.