The Earth

 5 Unique Characteristics of Earth

• 1) Earth has liquid water on its surface Planet Earth ...
• 2) Earth is the only planet with continents Continents are large, continuous masses of land that sit on top of plate tectonics and “float” on the planet’s mantle. ...
• 3) Earth is the only planet with just one Moon ...
• 4) Earth’s atmosphere is very different from the other planets’ ...
• 5) Earth’s temperature is stable

 

https://www.space.com/5595-earth-special-compared-planets.html