Astronomy Dictionary
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Astronomy Dictionary |
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An astronomical unit, or AU, is equal to the mean (average) distance from the Earth to the Sun, which is about 92,957,000 miles (149,600,000 km).
| Planet | Average Distance from the Sun (measured in AU) |
|---|---|
| Mercury | 0.39 |
| Venus | 0.723 |
| Earth | 1.0 |
| Mars | 1.524 |
| Jupiter | 5.203 |
| Saturn | 9.539 |
| Uranus | 19.18 |
| Neptune | 30.06 |
| Pluto | 39.53 |
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Astronomy Dictionary |
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