Vacuum-sealed space food — including a beef steak, spinach, a cookie, and an orange grapefruit drink — was on display inside the NASA lunar habitat, designed by Lockheed Martin, during the 35th Space Symposium in Colorado Springs, Colo., in April.

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Vacuum-sealed space food — including a beef steak, spinach, a cookie, and an orange grapefruit drink — was on display inside the NASA lunar habitat, designed by Lockheed Martin, during the 35th Space Symposium in Colorado Springs, Colo., in Ap