When the Heavens Stopped Being Perfect - Issue 58: Self
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I have in my hand a little book titled The Starry Messenger (Sidereus Nuncius in its original Latin), written by the Italian mathematician and scientist Galileo Galilei in 1610. There were 550 books in the first printing of Messenger. One hundred and fifty still remain. A few years ago, Christie’s valued each first edition at between $600,000 and $800,000. My paperback copy was printed in 1989 for about $12. Although the history of science has not awarded Messenger the same laurels as Newton’s Principia or Darwin’s On the Origin of Species, I regard it as one of the most consequential volumes of science ever published. In this little book, Galileo reports what he saw after turning his new telescope toward the heavens: strong evidence that the heavenly bodies are made of ordinary (...)