Space Facts

Earth Facts

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 Roman deity. The Earth was formed approximately 4.54 billion years ago and is the only known planet to support life.

Earth Planet Profile

Equatorial Diameter:12,756 km
Polar Diameter:12,714 km
Mass:5.97 x 10^24 kg
Moons:1 (The Moon)
Orbit Distance:149,598,262 km (1 AU)
Orbit Period:365.24 days
Surface Temperature: -88 to 58°C

Earth Diagrams

Earth size compared to the Moon

Earth distance from the Sun and orbital eccentricity

Facts about the Earth