Molecular clouds

Mar 25, 2020

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A variation of the Ptolemy-Aristotle model of the universe containing the elemental, planetary and metaphysical spheres from a 14th-century French manuscript (Chantilly, Musée Condé, 478)

At its most free, European culture has been very free. At its most unfree, it was still free.

Stars are born out of molecular clouds, regions of space made up mostly o…

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