Arra

Arra is a planet in the Viperius Galaxy, best known for the 'Great Below' within its crust. The Nightfeaster resides here.

Characteristics

A terrestrial, habitable planet, Arra is classified as a TIF type world.

The second of six planets around its K0 sun, Arra orbits at 0.66AU.

Arra has a radius 1.03 times that of Earth. It masses 1.09 times as much, and with a density of 0.99 of Earth's, the surface gravity is 1.02G.

Arra's crust is 36.9% oxygen, 30.2% iron, 16.2% nickel, 11.6% silicon, 5.1% other metals, and trace other elements such as carbon.

Arra's period is 39.09 hours, and its axial tilt is 1.03°.

Arra's land area is 2.58 times that of Earth's. It is only 30% water on the surface, with shallow oceans.

The temperature varies little, ranging from 32° to 38°C, most usually 36°.

The atmosphere here is very thick, with a pressure 2.46 times that on Earth. It is 65% nitrogen, 22% oxygen, and 12.9% argon.

Arra has a moon, massing 0.1 Earth masses, orbiting at 450,000km.

Arra possesses much life, though the planet will become uninhabitable within the next billion years.