Who supplied the observational data that enabled Kepler to come up with his three laws of planetary motion?

Online Midterm Assignment 2 1. The sun and stars rise and set because of the Earth’s [rotation, revolution] 2. The sun moves about how many degrees per day along the ecliptic? 3. True or False: Astrology is considered an important branch of astronomy. 4. On February 1 what constellation will the sun appear to be […]