Helar

Helar is the largest moon of the binary planet Baran in the Odjoran system. It's a frozen ice covered moon

Surface
Helar is a frozen wasteland, it only holds an idle atmosphere with a typical surface temperature of -198 °C, under a thick layer of frozen ice at the surface the moon harbours a subglacial ocean, which is prevented from freezing by tidal friction from Baran. The ice sheet is up to several kilometres thick and reflects nearly all sunlight back into space.

Trivia

 * Helar was named after the Spanish word for ice.
 * Helar was originally named Barnkattle after the unineko character Bernkastel.