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Robert Spellman, telescope demonstrator at the Griffith Observatory, joins visitors in a minute of silence for astronaut Neil Armstrong in Los Angeles on Saturday, Aug. 25, 2012. Armstrong died on Saturday. (AP Photo/Richard Vogel)

Neil Armstrong: 1930 – 2012

U.S.

astronaut Neil Armstrong, who took a giant leap for mankind when he

became the first person to walk on the moon, has died at the age of 82,

his family said on Aug. 25.