Buy: Space Food

Originally used by early cosmonauts and still available today through niche retailers, these include full meals like squeezed into a tube. Natural Form: Snacks that can be eaten as-is, such as nuts, granola bars —a favorite in space because they don't produce crumbs. Where to Find It

The most iconic variety, such as " Astronaut Ice Cream buy space food

Some high-end camping stores sell freeze-dried meals that use similar technology to NASA rations for lightweight backpacking. Nostalgic "Space" Snacks Products from the 1960s and 70s space craze include: Originally used by early cosmonauts and still available

" or spinach, which requires adding water or is eaten as a crunchy, dry snack. Nostalgic "Space" Snacks Products from the 1960s and

Foods heat-treated to kill bacteria, often found in retort pouches like tuna salad fruit flan

Retailers like Amazon and eBay carry a variety of freeze-dried products and Russian-style tube foods for camping or gifts.