Explore 3 historical events and records for Italy in 1609.
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The Venetian senate examines Galileo's telescope. Demonstrates his first telescope to Venetian lawmakers, his work on the device made for a profitable sideline with merchants who found it useful for their shipping businesses and trading issues
Galileo along with Englishman Thomas Harriot and others are among the first to use a refracting telescope as an instrument to observe stars, planets or moons. Builds his own telescope, has 20x magnification
After learning of the Dutch telescope, Galileo rapidly improves the design until his best instruments exceed twenty-power magnification.
Generated from the World History Database historical_events table. Identical display records are collapsed; descriptions otherwise retain the stored text. Coverage and source quality vary. Check primary and specialist sources before citing individual historical claims.