Earth is the only planet known to have life and liquid water.
Harbour life
The Earth is sometimes called the "Blue Planet" or "Water Planet" because it is the only known planet that has large amounts of liquid water. Water bridges the gap to life, so water makes it possible for the Earth to support life.
The Earth is unique because it is the only planet known to support life.
The 'Blue Planet' is one of the nicknames of planet Neptune.
The planet Earth is a terrestrial planet and the only planet known that has life on it.
No known planets have only one moon other than earth.
planet earth is known for being the only planet to support life
Earth is the only planet which is known to harbour life.
Earth
Earth is the only planet currently known to have life.
Earth is the only planet known to support life.
Because Earth is the only planet known to have life.
Earth is the only planet with known life... so far.
Earth
LIFE.
Earth is known as the living planet because the conditions required to support life are found only on earth.
At present, Earth is the only such planet known.
earth