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Aphelion, 2009

8 Jul 2009, 01:04 UTC
Aphelion, 2009
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Last night, Earth reached the farthest point in its orbit from the Sun. This distance is called the aphelion of Earth's orbit. The exact distance varies a bit from year to year due to perturbations in Earth's orbit from the other planets, but it doesn't vary by very much. We ...

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