From all the planets in our solar system, Earth is the only one that can support life. No other planet has oceans filled with water, an atmosphere rich in oxygen and intelligent life.

In addition, Earth is unique in many other aspects. It is the only celestial body in the solar system with a solid surface and the only planet with tectonic plates that move slowly yet steadily beneath the surface.

Average distance from the Sun: 149.6 million km
Diameter: 12,756 km
Day duration: 24 hours
Year duration: 365.2 days
Temperature: Minimum -89ο Celsius, Maximum 58ο Celsius
Atmosphere: Nitrogen (78%), oxygen (21%), Argon (1%), Carbon dioxide (0.04%)
Satellite: Moon