Styx

Styx — moon orbiting Pluto, explore its interactive 3D model in Cosmoscope.

Explore Styx in a live 3D Solar System. Follow its calculated motion and inspect real astronomical data, distances and orbital facts.

The smallest known moon of Pluto, a sliver of ice about 16 km long found by Hubble while scouting for hazards ahead of New Horizons. It circles Pluto and Charon every 20 days.

Radius

5.2 km

Orbit

43k km from Pluto

Period

20.16 days

Discovered

2012 — Hubble

Circles

Pluto and Charon together

Shape

About 16 × 9 × 8 km; drawn as a sphere

Explore Styx in 3D

Cosmoscope places Styx in the Solar System using astronomical ephemeris or orbital elements, updated for the simulation time. Explore its calculated motion, distance and orbital facts in the interactive 3D view. Accuracy depends on the orbital model and its valid time range.