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It's Not Rocket Science Oh Wait, It Is NASA T-Shirt dropship_exclude-DCCOM706-5XL Earth's mightiest heroes were aboutThis NASA t shirt features the NASA logo, and reads It's Not Rocket Science Oh Wait, It Is. Designing a rocket that can escape Earths gravity, survive space, and land safely takes high level scientific training. Rocket scientists study concepts like Newton's laws of motion, orbital mechanics, thermodynamics, and materials science. These are the scientists that make space exploration possible. Everyone will know you are a fan of the National