宇宙中的“吻”各有故事 ...

Charon also has an abnormally circular orbit of Pluto, with its orbital eccentricity (a value between 0 and 1, where 0 is a perfect circle and 1 is an open-ended parabola) only being about 0.000161.

In a study published recently in Nature Geoscience, researchers unveiled a new theory explaining the formation of Charon, Pluto's largest moon. The team from the University of Arizona proposed ...

An curved arrow pointing right. NASA's New Horizons spacecraft took us to Pluto for the first time in July 2015. Scientists are astonished by the incredible features they've observed on the dwarf ...

But on Charon, Pluto's nearest moon, they found this most familiar of geological features. There was more, on Pluto itself, that recalled the American mid-west. Dark streaks on Pluto's plains ...

He died 17 Jan 1997 and since then this day is called the Pluto Day. Pluto has five known moons: Charon, the largest, whose diameter is just over half that of Pluto; Styx; Nix; Kerberos ...

Pluto was always in a tough spot when it came to being a planet. Just 1,477 miles across, it's only one-fifth the diameter of Earth. It did have five known moons: Charon, Nix, Hydra, Kerberos and ...

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I have been working with my research advisor, Leslie Young (Southwest Research Institute), on surface spectra of Pluto, Charon, and Triton. Upcoming and ongoing work includes reduction of Keck/OSIRIS ...