Last modified on 8 August 2000.
Encyclopædia Galactica
- Encyclopædia
Astronomical unit (AU)
The mean distance between the Earth and the Sun. Length is 149,597,870
kilometres (about 150 million km or 93 million miles).
Back to Encyclopædia menu
Back to Encyclopædia Galactica main page
Created by
Rami T. F. Rekola