On Dec. 20, 1904, the Mount Wilson Observatory was founded. This astronomical observatory was the brainchild of the solar ...

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A Chicago childhood -- College years -- Life and work at Kenwood -- The founding of the Yerkes Observatory -- A period of waiting -- Life at Williams Bay -- Pioneer days on Mount Wilson -- Founding of ...

Hans Lippershey's ingenious spyglass -- Galileo's new window on the heavens -- Johannes Kepler, the nearsighted wizard -- Isaac Newton's reflecting telescope -- William Herschel's giant reflectors -- ...