Siege of Centauri
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Siege of Centauri


Early Access has launched and the game is ready to play! Earth's first interstellar colony in Proxima Centauri is under attack by an unknown alien species. Earth has sent you to save the colony at all costs.

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The Latest

Siege of Centauri: Beta Update 5

Tuesday, May 7, 2019

*** RELEASED 05/16/2019 *** Thank you all for your feedback. We are listening and have made some significant changes to the game based on it. Most notably we redid the entire game progression to be smoother. That requires redoing all the maps so we couldn't release new missions as they wouldn't fit in with the old system. The big change is that we will no longer tie unlocks to score. Instead new towers and orbital abilities will be unlocked by completing missions. This offers us a few... [read more]

Siege of Centauri: Epicurus at Night

Tuesday, April 30, 2019

Epicurus has already suffered an assault. The colonists set off a bomb that destroyed the invaders, and killed themselves as well. The colony is already on fire when we arrive and won't survive any sort of assault. It's going to be a long night. On the positive side, the colonists rigged energy cells here to explode. Just clicking on them will detonate them and damage all surrounding enemies. And we have long passes leading to the colony that offer a wide variety of places for defenses... [read more]

Siege of Centauri: The Ravines of Gallehault

Tuesday, April 23, 2019

We released a new mission today, Gallehault. Gallehault is massive and combines a wide variety of threats, from a wide variety of directions. In Gallehault you will face massive swarms, air assaults, cruisers, healers, face units rushing your colony and waves targeting other sites. Gallehault starts you with two metal refineries and a fission reactor. But it's large map is going to make it difficult to defend all of them (I've never been able to defeat Gallehault with sacrificing at least two... [read more]

Game Features

Defend Centauri

Defend an entire world from a horde of machine invaders. Gain access to new technologies as you move from region to region.

Deploy Your Defenses

You have arrived with an arsenal of emergency rapid deployment defenses. Place them in strategic locations to stop the enemy.

Death From Above

When all else has failed, use your ship's formidable capabilities from orbit to stop the enemy at all costs.