Astronomical Unit
Space Words
This page isn't available in your language yet, if you'd like to provide a translation please contact us at info@unawe.org

An astronomical unit is the average distance between the centre of the Earth and the centre of the Sun (about 150 million kilometres).

Still curious? Learn more...

What is Space Scoop?

Discover more Astronomy

Inspiring a New Generation of Space Explorers

Space Scoop Friends

Contact Us