🪐 Planet
Earth
Our home, the only world known to have life.
- Size
- 12,700 km across, about the same width as Earth
- A day lasts
- 24 hours
- A year lasts
- 365 Earth days
- Moons
- 1
- Average temperature
- 15 °C
- From the Sun
- 150 million km
Did you know?
- About 71% of its surface is covered by water.
- Light from the Sun takes about 8 minutes to reach us.
Photographed or visited by
Apollo 8
The first people to leave Earth behind and go somewhere else.
Apollo 17
The last time anyone stood on the Moon.
Artemis I
An empty crew ship, sent round the Moon to prove it works.
Different kinds of lightA picture taken in visible light
Compare Earth with the MoonSide by side, to scale, in the app
More NASA photos of EarthStraight from NASA’s image library, in the app
Explore more
All of solar system
Mercury
The smallest planet, and the closest to the Sun.
Venus
The hottest planet, hidden under thick clouds.
Mars
The red planet, with the tallest volcano in the solar system.
Jupiter
The biggest planet, with a storm larger than Earth.
Saturn
The ringed giant, light enough to float in water.
Uranus
The ice giant that rolls around the Sun on its side.