Facts about Eris

Average Solar Distance 10.12 billion km
Revolution Period 557 Earth years
Rotation Period unknown
Equatorial diameter 2400 km
Gravitational Pull 0.08 times that of the Earth
Natural Satellites 1      (Tell me more!)

The StarChild site is a service of the High Energy Astrophysics Science Archive Research Center (HEASARC), Dr. Alan Smale (Director), within the Astrophysics Science Division (ASD) at NASA/GSFC.

StarChild Authors: The StarChild Team
StarChild Graphics & Music: Acknowledgments
StarChild Project Leader: Dr. Laura A. Whitlock
Responsible NASA Official: Phil Newman

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