This officially licensed NASA design features the current insignia, also known as, the "meatball" logo which was created in 1959. This is great for nerds, science geeks, sci-fi fans, aerospace engineers, astronomers, teachers, and students. Celebrate the 50th anniversary of the moon landing & look forward to Artemis 2024. This retro design makes a great gift for aspiring astronauts, astronomy / space enthusiasts, and history buffs. That's one small step for a man, one giant leap for mankind Lightweight, Classic fit, Double-needle sleeve and bottom hem