Pluto May Have Captured Its Biggest Moon Charon After an Ancient Dance and Kiss NYT | Top Stories Jonathan O’Callaghan 9 January 2025 at 08:14 Charon is large in size relative to Pluto, and is locked in a tight orbit with the dwarf planet. A new simulation suggests how it ended up there. © NASA/Johns Hopkins University Applied Physics Laboratory/Southwest Research InstituteA color-enhanced view of Pluto’s moon Charon, captured by the New Horizons spacecraft in 2015.