What does our solar system orbit over the course of hundreds of millions of years?
- Correct Answer: galactic center
- retrograde center
- volcanic center
- a black hole
Explanation: Our solar system orbits the center of the galaxy as the galaxy spins. One orbit of the solar system takes about 225 to 250 million years. The solar system has orbited 20 to 25 times since it formed 4.6 billion years ago.
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