Earth
Our home — the blue marble
Size
12,742 km
Distance from Sun
149.6 million km
Day Length
24 hours
Year Length
365.25 days
Moons
1
Temperature
15 °C average
Fun Facts
Earth is the only planet known to have life — that includes you!
About 71% of Earth's surface is covered in water, which is why it looks blue from space.
Earth's core is as hot as the surface of the Sun — about 5,500 °C!