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Understanding

Mars Pathfinder

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The space adventure > Mars Global Surveyor VI

MARS GLOBAL SURVEYOR PROBE

Credit : MGS/JPL/NASA

Image of the surface of the moon Phobos. We are in the presence of a body similar to asteroids.

The satellite Phobos was suspected to be an artificial planet built by intelligent beings: this assumption was based on a calculation of density which suggested that Phobos was hollow... It was found today that it is not true ...