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Transit of Venus dazzles thousands at Adler Planetarium

by Matt Michaels
June 06, 2012


For the first time since 2004 -- and just the seventh time since it was first recorded in 1639 -- Earthlings had the chance to view a solar system rarity. Venus passed directly between the sun and Earth on Tuesday and could be seen as a small black disk moving across the sun's glowing surface. Astronomers say the phenomenon won't happen again until 2117.