This short story was posted on the official N.O.V.A. website, here is it's synopsis:

A team of archaeologists found a Judger relic on the planet Dragonaut, a planet 15 lightyears away from Earth.

Dr. Adrian Skye is sure its a Judger relic, the relic's powers are currently unknown but it is believes to be a gigantic dome of pure Onyx.

It was discovered during the War of the Judgers when a scientist studying radio waves discovered it in the Gliese 876 solar system. Its signals matched that of a Judger war machine. They are currently still excavating it.