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The Importance of an Eclipsing Charon

25 Jun 2018, 16:35 UTC
The Importance of an Eclipsing Charon JHU/APL

The Charon image that follows shows the fractures and canyons of Charon’s Pluto-facing hemisphere, a belt that stretches fully 1600 kilometers across the face of the moon and most likely onto the far side. Stark evidence of geological upheaval. the terrain is four times as long as the Grand Canyon and in places twice as deep, as this JHU/APL news release points out. New Horizons deputy project manager Cathy Olkin (SwRI) sees this tectonic belt as evidence that Charon once had a subsurface ocean whose eventual freezing cracked the surface.

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