Algolis (Earth-2042)

Algolis is a planet in the Algol binary system in the Inner Rim. The planet possessed a single moon. Algolis housed a relatively small civilian population and was home to some of the Office of Naval Intelligence's research and development projects for prototype weapons, including the HRUNTING/YGGDRASIL Mark I ADS.

Source

 * https://www.halopedia.org/Algolis