Isle of the Dead
Eiön is a planet that exists on the Material Plane and orbits a large main-phase star. It is the world on which the "Isles of Æquintei" campaign setting takes place.
Eiön's size can be measured as 1.33 Earth radii, or as 33% larger than the earth.
Eiön's mass can be measured as 2 Earth masses, or 100% more mass than earth.