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How far are the planets from earth?

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For superior planets (like Mars), shown as the red circle in the diagram above, the planet is closest to Earth at about the time of opposition, and it is farthest from Earth at about the time of conjunction. read more

Pluto, which is no longer considered an official planet, is about 48 AU from the Earth. Because the orbits of the planets are elliptical, the distances change over time. Pluto's orbit is so eccentric that it can be closer to Earth than Neptune. An astronomical unit is 149,597,870,700 meters. It represents the distance from the Earth to the Sun. read more

As an example, the distance between the planet Mercury and Earth can range from 77 million km at the closest point, to as far as 222 million km at the farthest. There is a huge amount of different in the distances between the planets depending on their position on their orbit path. read more

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