l Armstrong grew up in Ohio with a strong interest in flight and earned his pilot's licence while still a boy.

l After flying combat missions during the Korean War, he became a test pilot and joined Nasa in 1962.

l Armstrong's pulse was measured at 150 beats per minute as he guided the lunar lander to the surface.

l Asked about his experience on the moon, he told CBS: "It's an interesting place to be. I recommend it."

l A crater on the moon is named after Armstrong.

l After the Apollo 11 mission, he became deputy associate administrator for aeronautics in the office of advanced research and technology.

l In 2005 Armstrong was upset to learn his barber had sold clippings of his hair to a collector for $3000.

l Despite his taciturn nature, Armstrong once appeared in a television commercial for the US car maker Chrysler. He said he made the ad because of Chrysler's engineering history and his desire to help the company out of financial troubles.