(PhysOrg.com) -- In March of 1611, a German medical student named Johannes Fabricius left school at Leiden in Holland carrying several of the new-fangled telescopes that were beginning to appear in the Netherlands. He was off to visit his father the well-known astronomer and astrologer David Fabricius who had had a heralded career working with Europe's celebrity astronomers, Tycho Brahe and Johannes Kepler.
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