Compared to other planets in the solar system, Earth has a wider range of temperature conditions, which contributes to Earth's ability to support life.

Goldilocks zone of habitability.

Explanation:

Earth is the third planet in the solar system next to venus and is followed by mars as the red planet.  Due to the nature and characteristics of the earth its called the blue planet as it supports life and this is possible due to the presence of the adequate temperatures and pressure conditions that were created some 4 billion years ago. The earth has an adequate amount of temperature that is considered to be sufficient for life on the planet to exist and is called the goldilocks zone. As the earth is neither too far nor too close to the sun.