The possibility that Charon was born from Pluto by fission was raised soon after Charon’s discovery. Now that the New Horizons mission has given us a close look at their surfaces, global surface features on both bodies appear to confirm the fission hypothesis. Pluto’s surface features are underlain by global parallel bands that I interpret […]Read more "The Pluto – Charon Binary Likely Formed by Fission"
Back to “Pluto: The Big Picture” Go to the full story of Pluto’s Cryovolcanism The ice tsunami In the north of Sputnik Planum ice appears to be flowing onto ancient terrain, along with its irregular polygon shapes. [Note that it’s not yet clear whether the ice of Sputnik Planum is predominantly frozen methane or nitrogen]. […]Read more "Glacial Floods Push Down Pluto’s Crust"