Match the correct astronomer to their correct accomplishments.

Question

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Was the first to turn his telescope to the skies for astronomical observation.
Concluded that the Earth was at the center of our universe.
Was a teacher that started working on the problem of planetary motion. (His student continued his work and ultimately found the solution, conceiving the Laws of Orbital Motion.)
Concluded that the Sun was at the center of our universe.
Came up with the Laws of Universal Gravitation.
Came up with the concept of "epicycles" to explain retrograde motion.
Came up with the Laws of Orbital Motion and stated that "all planets orbit in ellipses."

Answer 1

Here are the correct matches of astronomers to their accomplishments:

1. Was the first to turn his telescope to the skies for astronomical observation. - Galileo Galilei

2. Concluded that the Earth was at the center of our universe. - Claudius Ptolemy

3. Was a teacher that started working on the problem of planetary motion. His student continued his work and ultimately found the solution, conceiving the Laws of Orbital Motion. - Tycho Brahe

4. Concluded that the Sun was at the center of our universe. - Nicolaus Copernicus

5. Came up with the Laws of Universal Gravitation. - Isaac Newton

6. Came up with the concept of "epicycles" to explain retrograde motion. - Claudius Ptolemy

7. Came up with the Laws of Orbital Motion and stated that "all planets orbit in ellipses." - Johannes Kepler