Astronauts who died on August 25

Take a focused look at the astronauts who passed away on August 25. Dive into curated bios, achievements, and cultural milestones verified by our editors.

• 2012 Neil Armstrong

  Neil Armstrong was an American astronaut, aerospace engineer, naval aviator, test pilot, and university professor, best known as the first person to set foot on the Moon on July 20, 1969, during NASA's Apollo 11 mission. His statement, 'That's one small step for man, one giant leap for mankind,' became one of the most iconic phrases in history and marked … [bio]