
New Horizons images of Pluto's companion Charon show a variety of terrains that display extensional tectonic features, with relief surprising for this relatively small world. These features suggest a global extensional areal strain of order 1% early in Charon's history. Such extension is consistent with the presence of an ancient global ocean, now frozen.
Space and Planetary Science, Astronomy and Astrophysics, Article
Space and Planetary Science, Astronomy and Astrophysics, Article
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