4 Questions
What did Johannes Kepler discover about the planets' orbits?
They have oval-shaped orbits
What is the Sun's role in the solar system?
It is the most important source of energy for life on Earth
Who discovered the solar system?
Nicolaus Copernicus
What is the Sun made of?
Hot plasma and gases
Test your knowledge about the solar system, including planets, satellites, comets, asteroids, and meteors, as well as the astronomers Nicolaus Copernicus and Johannes Kepler. Explore the fascinating world of astronomy and planetary motion.
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