Following the main text Tchaikovsky provides various reference material including a glossary, lists of characters, ships, and worlds, and a comprehensive time line.

This is the final part of a trilogy, and it pulls everything together beautifully. The array of people and the slow but steady unveiling of what the Architects are capable of, and that they are not the ones that choosing to attack and destroy planets, captivated me the most in Shards of Earth. I was dying to know what bigger power could be controlling something the size of a moon, and I was hoping for further information from Eyes of the Void. The fact that any more discoveries were avoided in that book was the main source of my annoyance, but I also had issues regarding the way the core crew of the scavenger ship Vulture God was divided up.