Deep within a ruined city, buried beneath the acidic clouds on the surface of the planet Eos, an archaeologist, and her wife have made the greatest discovery of their lives. Two Star Cores, left abandoned when the AstroKnights vanished years ago, and the remnants of a shattered super weapon prophesied to have the power to destroy entire planets. They cannot let them fall into the wrong hands. Astro Knights Eternity: Mystery of Solarus continues the battle from the exciting base game. It brings a new nemesis, new minions, two new Astro Knights, and a new homeworld.

The battle continues across another system as the Astro Knights continue to defend the universe!