Earth is the third planet from the Sun, the densest planet in the Solar System, the
largest of the Solar System's four terrestrial planets, and the only astronomical ...
Planet Earth has an abundance of water that makes it unique and perfect for life
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.
Sep 26, 2012 ... The structure of the Earth is like an onion; it has multiple layers. Earth's layers
consist of the crust, mantle and core. Several elements make up ...
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 ...
Earth is the third planet from the Sun and is the largest of the terrestrial planets.
The Earth is the only planet in our solar system not to be named after a Greek or ...
Get information, facts, photos, news, videos, and more about planet Earth and its
role in the solar system from National Geographic.
From the perspective we get on Earth, our planet appears to be big and sturdy
with an endless ocean of air. From space, astronauts often get the impression
Earth, our home planet, is a beautiful blue and white ball when seen from space.
The third planet from the Sun, it is the largest of the inner planets. Earth is the ...
The Earth is made out of many things. Deep inside Earth, near its center, lies
Earth's core which is mostly made up of nickel and iron. Above the core is Earth's