Neil Armstrong dead at 82: Celebrity reactions

Slideshow posted in Photos | Saturday, August 25, 2012

19 of 19: Wil Wheaton Tweeted, 'One great moment of silence for mankind. Rest in peace, Neil Armstrong.'

(Pictured: Wil Wheaton appears as Gordie in the 1986 movie 'Stand By Me.' / Wil Wheaton appears as Wesley Crusher in 'Star Trek: The Next Generation,' which ran between 1987 and 1994 / Will Wheaton is seen at Comic-Con in San Diego on Thursday, July 23, 2010.) ( Photo / Columbia Pictures / Paramount Television / OTRC)