Establish.
Place power, water and life support. Gather resources and connect the buildings your colony needs.


A deep colony simulator
on an alien world.
Manage resources, production, research and defence. Build the systems that keep your colony growing.
The game has two parts. You manage resources, production, research and defence. The District Planner grows the colony, generates colonists that crew your buildings, assists production and generates credits for you to use.
Place power, water and life support. Gather resources and connect the buildings your colony needs.
Zone districts and let the planner build to demand. Research unlocks what both of you can build.
Place defence vehicles and buildings to cover the colony. Defence is yours to manage.
Two starting areas, a growing colony and a planet that pushes back. Watch gameplay with its original sound, or explore the screenshots.
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Development footage and screenshots. Red Sol is still being built and refined.
Ten biomes, each with its own terrain and plant life. Choose a landscape to explore its native flora.

Bristlecap · Barrel Fungus
Explore the dropship and the machines that help establish your colony.

Your arrival on the planet begins here. The dropship brings the colony’s starting cargo and equipment to the surface.
Explore the encyclopediaHomes for your colonists. Storage for your supplies. Defences for the perimeter. Explore three of the buildings that support your colony.
Basic shelter with 4 beds and tier 1 comfort for the Struggling wealth band. Housing capacity limits how far your population can grow.
Stores solid goods for the colony. Deep storage buffers your economy, steadying prices through gluts and shortages.
A twin-barrel laser that burns through heavy armour. It draws a lot of power and hits one target at a time. It can stop a Dolerite, but a swarm can overwhelm it.
Rolling crystal swarms, airborne shards and armoured attackers. Different threats need different defences.


A knee-high crystal ball that rolls at its target and stabs with crystal spears. One is weak. A pack is dangerous.

A floating crystal cluster that launches shards at buildings and drones. Some strikes call lightning and start fires.

A rock-bodied titan with claws for tearing structures. Small-arms fire mostly ricochets. It cannot reach airborne units.

A four-legged digger that burrows when damaged, then erupts inside the colony. Only explosives can reach it underground.
Fast gunships, heavy ordnance and a versatile combat frame. Take the fight across the Oxide Highlands.

A nimble combat drone with a swivelling chin autocannon and two rocket pods. It strafes while firing and can chase down a Fulgurite.
A heavy drone built for bombing runs. Banking passes spread four bombs across the target, with the biggest creatures first in its sights.
A reinforced combat robot with an armour-piercing cannon. Its torso aims on the move, while sprinting and jump jets help it respond across the colony.
A routine flight becomes a fight to survive. Follow the crew of Red Sol through the wormhole in a voiced comic with music and sound effects.
Music: Horror music #7 by ZHRØ, CC BY 4.0. Edited to the film length and mixed with dialogue and effects.
Wormhole effects: slowtremblewormhole by doug914 and Exiting the Wormhole by trapelus. Edited, looped and mixed for the film.
Try the free Windows development build.
The game is still being built and refined.
Occasional notes when there is something to play or watch.