100 Hours of Astronomy

100 Hours of Astronomy (100HA) is a worldwide celebration to involving the public in the excitement of astronomy. It will take place from April 2 to 5 2009. More than 1,000,000 people are expected to participate! The webcast from Carnegie's Las Campanas Observatory, to be hosted by Dr. David Osip, a scientist working on the twin 6.5-meter Magellan telescopes.


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