Earth is the third planet from the Sun and the only object in the Universe known to harbor life. According to radiometric dating and other sources of evidence, ...
Planet Earth has an abundance of water that makes it unique and perfect for life to exist.
Earth is the third planet from the Sun and the fifth largest: Planet Profile. orbit: 149,600,000 km (1.00 AU) from Sun diameter: 12,756.3 km mass: 5.972e24 kg ...
Dec 11, 2014 ... Earth is the only planet known to support life. Learn about Earth science facts and the planet's interior composition, surface and atmosphere.
Earth, our home planet, is the only planet in its solar system known to harbor life. All of the things we need to survive are provided under a thin layer of ...
Aug 26, 2016 ... Earth is the planet we live on, the third of eight planets in our solar system and the only known place in the universe to support life.
the planet on which we live; the world, the substance of ... Meaning, pronunciation, example sentences, and more from Oxford Dictionaries.