And this was the thinking of European astronomers until the introduction of the telescope. Which brings us to our old friend, Galileo.In the early 1600s, based on his observations of sunspots, Galileo proposed a new hypothesis. He pointed out that the shape of sunspots… well, the sunspots ...
n.Italian astronomer and mathematician who was the first to use a telescope to study the stars; demonstrated that different weights descend at the same rate; perfected the refracting telescope that enabled him to make many discoveries (1564-1642) ...
Galileo's discovery of the telescope in 1609 enabled him to confirm his beliefs in the Copernican system and emboldened him to make public arguments in its favor. Through a telescope set in his garden behind his house, Galileo saw the Milky Way, the valleys and mountains of the moon, and...
stars and planets… were perfect… without any flaws or blemishes.So, the opinion was, the spots were actually something else… like shadows of planets crossing the Sun's face.And this was the thinking of European astronomers until the introduction of the telescope. Which brings us to our old...