The two ideas that the Greek philosophers accepted about the universe were the heliocentric and the geocentric movement of the universe.
The Heliocentric movement was the theory that the sun was at the center of the universe and the planets, moon and the stars revolved around it.
The Geocentric theory was the theory that the earth was the center of the universe. This theory was very accepting to the religious people at the time. They believed that the sun. planets and stars revoved around the earth.
Read more on https://brainly.com/question/40443?referrer=searchResultsl