The crew of the Andromeda meet an alien race from another universe they were destined to face.
As Tyr is determined to help the Nietzscheans because his wife's colony is one of the prides being attacked, he learns that he is a father.
Having learned of a POW camp containing a fleet of captured High Guard warships from the fall of the Commonwealth, Dylan mounts a rescue mission but arrive to find out that the ships are not willing to serve anyone including the restored Commonwealth.
The Andromeda is swallowed by a space creature, which is believed to be a mythological planet eater.
The crew encounters a Vedran, the long-lost founders of the Commonwealth.
Dylan wakes up to find a wife and a kid, but he doesn't accept that it is real. Meanwhile, Dylan's body is slowly dying from lack of oxygen, as he spins around in a space suit.
Beka, Dylan, and Trance attempt to find the Engine of Creation, an artifact able to rearrange space and time.
The crew of Andromeda encounters plague victims infected by a hostile, nanobot-based life form out to take over the ship.
When an old friend of Beka's dies, she tells Dylan about her past.
Fleeing an ambush, Dylan hijacks a civilian ship. Unfortunately, the ship is captained by a new female pilot. While Dylan and the pilot get to know one another, the rest of the team tries to figure out who was behind the ambush.
Harper enlists the help of Chief Technical Director Hohne to build a machine that will fold space to remove the Magog eggs, but it's affecting time, as well.
The crew returns for the first time to Earth, where Harper and his cousin try to save the home world from Nietzschean occupation.
Teen royalty is the key to the crew quelling an alien uprising, as Dylan and Tyr become co-regents to a recently orphaned young prince.
A Commonwealth conference becomes a backdrop for Magog espionage, while Harper tries to discover how one of their spies managed to remove some of his Magog larvae.
A stranger gives Dylan a message from his dead fiancée leading him to an untouched world with descendants of his former crew and friends, including the descendant of his treacherous former best friend.
After discovering Tyr has hidden the remains of Drago Museveni on board the Andromeda, Dylan questions Tyr's loyalty. Beka and a Nietzschean both race to repair their ships before the other destroys them, while Harper is left in command of the Andromeda, and must decide whether or not to protect a relief convoy and risk losing the the ship.moreless
Rommie sets out to extract an informant, but winds up stuck on a planet with a strong hatred and fear of Androids.
Hunting for the woman who set up the only major interstellar alliance since the Fall, Dylan finds himself in a bar at the edge of a desert wasteland, trying to fend of a Kalderan attack.
After Trance is taken prisoner on the planet of Inaris, she is questioned for causing a civil war fifteen years ago.
The crew choose to lead negotiations to resolve the return of the Hegemon's Heart from the Chichin to the Than by replacing it with a fake.
Returning from getting parts for the Andromeda, the Eureka Maru tries to elude a group of Nietzscheans, but crash lands on an ice-covered planet.
Dylan and Rommie make their way to the Magog Worldship to save Magog egg infested Tyr and Harper, as the Andromeda is critically damaged.