· Space Vintage photos : The main NASA photos, the one most people are familiar with, . While either of these photos makes a great collectors item, don’t overlook those associated with specific missions, such as flights of the Mercury, Gemini, Skylab, and Apollo.
· Lunar meteorites: You may never step foot on the moon, but that doesn’t mean you can’t own a part of it. A lunar meteorite is one that originated on the moon, making it extremely collectible. While these meteorites are rare, there are enough going around that you can purchase a piece for $100 or less.
· Space artifacts: These are among the most unique items, as they’re typically associated with anything that’s flown in space. For example, a tool or training manual that was used during a particular mission.