NASA Mars Images Have a Strange "Doorway" Structure

There is a strange door-like structure at the base of the mountain formation from a NASA image of Mars that is causing a stir. The first person to notice it wasn’t a NASA scientist, however, but rather a Russian reader of the portal R&D.Cnews, Alexander Novgorodov. Taking a closer look at an image taken by the spacecraft Mars Reconnaissance Orbiter, he noticed an unusual morphology, which looks strikingly like a manmade doorway.

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