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Semimajor Axis of the Planets and the Sun (Solar System)

RankNameSemimajor Axis (kilometer)
1
Pluto
5.90638 x 109
2
Neptune
4.49506 x 109
3
Uranus
2.87246 x 109
4
Saturn
1.43353 x 109
5
Jupiter
7.7857 x 108
6
Mars
2.2792 x 108
7
Earth
1.496 x 108
8
Venus
1.0821 x 108
8
Mercury
5.791 x 107
9
Moon
3.844 x 105
Source: NASA

Related Information

Semimajor Axis

In geometry, the semi-major axis (also semimajor axis) is used to describe the dimensions of ellipses and hyperbolae and is marked as a as shown below.
Ellipse
Source: wikipedia
Version 4.0 - Last updated: Sunday, August 16, 2015
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