What did Galileo Galilei do that was so important?

Answer 1

Galileo Galilei improved the telescope for his observations. He proved to the world that the earth revolved around the sun. Many people at that time period thought the sun revolved around the earth. Copernicus was actually the first to present the view that the earth revolved around sun but he was laughed at. Galileo proved the theory of Copernicus was correct. Even though Galileo proved this, people took a few years to accept this fact

Answer 2

Galileo Galilei made significant contributions to astronomy by observing celestial bodies through a telescope and supporting the heliocentric model of the solar system proposed by Copernicus. He also conducted experiments on motion and gravity, laying the foundation for modern physics. However, his advocacy for heliocentrism and clash with the Catholic Church led to his trial and house arrest.

Answer 3

he ate pickles