Answer: Galileo is important to learn about today because, he’s one of the most famous astronomers in the world.
Step-by-step explanation:
he found and or discovered the planets revolve around the sun not the Earth. Galileo also invented the telescope, now people go out star gazing with their telescope's. How cool right?
I love my telescope! Galileo is so cool and intelligent
Galileo supported the theory of heliocentrism, which was antithetical to the doctrines of the Catholic Church, which maintained that the sun revolved around the earth. Galileo played a crucial role in the Renaissance because he helped to break the tyrannical grip that the church held over common people.
Hope this helps bud!