> Also, the Earth is the only planet in the Solar system whose outer crust is broken into plates. There is new evidence that Mercury is also techtonically acti

> Also, the Earth is the only planet in the Solar system whose outer crust is broken into plates. There is new evidence that Mercury is also techtonically active, so the above statement is not to be taken for granted. []: https://www.nasa.gov/image-feature/tectonically-active-planet-mercury https://www.nasa.gov/image-feature/tectonically-active-plane...