Earth approaches Mars

(Starts With A Bang!) – Ethan Siegel:

Earth is approaching aphelion, our farthest point from the Sun, while Mars approaches perihelion, its closest.

On May 30th, Mars will be only 0.51 A.U. (or 76 million km) from Earth, the closest our two worlds have been since 2005. …

starts-with-a-bang 887da0144f63

Earth's and Mars' orbits

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