Astronomers Copernicus 1473 1543 Copernicus The first to
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Astronomers
Copernicus 1473 - 1543
Copernicus • The first to theorize that the Earth revolved around the Sun • Came up with theory based on observations made by the naked eye
Copernicus • Did not publish his observation until near his death because he feared persecution from the catholic church
Copernicus Those before him believed in the: Geocentric Model – Earth was the center of the universe and everything revolved around it
Copernicus: theorized the. Heliocentric Model: stated that the Sun was the center of the universe and that the Earth revolved around it
The telescope was invented by a Dutch lens maker, but Galileo was the first to point it towards the sky
• • • Found the Moon to be full of craters Four moon revolving around Jupiter Discovered that Venus had phases similar to our moon…
• The discovery of Venus’ phases confirmed Copernicus’ heliocentric model
• Was put on trial by the catholic church after publishing his findings • Was almost burned at the stake
• Was put on trial by the catholic church after publishing his findings • Was almost burned at the stake
His observations were limited due to his use of a refracting telescope:
His observations were limited due to his use of a refracting telescope: uses two Lenses to magnify objects being viewed
His observations were limited due to his use of a refracting telescope: uses two Lenses to magnify objects being viewed
Astronomer Time Line