All planets rotate around their ____.

All planets rotate around their axes.

All planets rotate around their axis.

All planets rotate around their axis.

To find the answer to this question, you can either rely on your prior knowledge or perform a simple online search. In this case, the fact that planets rotate around their axis is a well-known scientific concept. Scientists have observed that planets, including Earth, spin or rotate on an imaginary line called an axis. This rotation causes day and night as different parts of the planet are exposed to sunlight or darkness.