Neil Armstrong was uniquely suited to be an Apollo astronaut. The self-described "white socks, pocket protector, nerdy engineer" was also a fearless …
5 Space Heroes You Should Know and an Apollo 11 Quiz
From the prime crew of the Apollo 11 lunar landing to Soviet cosmonaut Yuri Gagarin, read the stories of five heroes who made history in space. Plus, test your knowledge on the first moon landing.