Year 2218.Why does a man, haunted by a profound encounter with an alien intelligence and stalked by a devastating addiction, accept an impossible mission to save humanity from certain annihilation? Because...

Year 2217. Earth's biosphere is dying. Mars's terraforming projects are in ruin. And even the voidoids—eerie portals into nearby star systems—have failed to uncover the one treasure humanity needs most....

The Light Within Darkness, Book 3 of the Space Unbound series.Year 2218. A vast new region of space with its own network of interconnected voidoids has just been discovered, expanding humanity's prospects...