Siobhan Dunmoore Books in Order

Battle-weary Siobhan Dunmoore receives command of the disgraced frigate Stingray during humanity’s war with the Shrehari. Facing a hostile crew and suspicious superiors, she must uncover the troubles aboard her ship while proving she can lead it.

Sent into pirate-infested space after failing to protect a freighter, Siobhan Dunmoore searches for the truth that could clear her crew. Fleet intrigue and enemy agents complicate a dangerous assignment from which she may not return.

A centuries-old log buoy sends Siobhan Dunmoore and the aging frigate Stingray toward an uncharted nebula. Accompanied by a mysterious envoy, they race an old Shrehari enemy to uncover a discovery with potentially far-reaching consequences.

Commanding the disguised warship Iolanthe, Siobhan Dunmoore uncovers troubling activity while supplying a naval outpost. A neglected investigation resurfaces, forcing her to weigh orders against duty as she pursues mercenaries and evidence of treason.

While raiding enemy-held space, Siobhan Dunmoore answers a distress signal that places civilians in danger. Intelligence operations and organized crime complicate the rescue, and she refuses to accept the people involved as expendable casualties.

Siobhan Dunmoore and Iolanthe join a task force assigned to attack enemy commerce, but her methods clash with its admiral’s expectations. An unauthorized strike against a Shrehari base threatens to change both her career and the war.

The Shrehari War is over, but peace brings new dangers as the Fleet loses hard-won lessons to bureaucracy. Siobhan Dunmoore takes on a different role while internal conflict and competing interests threaten humanity’s fragile unity.

Assigned to a staff position at Third Fleet headquarters, Siobhan Dunmoore finds a once-effective force weakened by corruption and complacency. Restoring order on the frontier means confronting treachery among the leaders responsible for protecting it.

Twenty years after the war, political leaders push to concentrate power on Earth while the Fleet pursues its own long-term plans. Siobhan Dunmoore becomes a central player and a target in the struggle over humanity’s future.