
helionaut
An open-world galaxy adventure game ✨🚀🌠 Explore a procedurally-generated universe filled with diverse micro-planets, asteroid belts and UFOs. 👽
If Star Explorers scratched a retro and replayable itch for you, keep reading. These games are worth a look next.
One developer built an entire solar system you can fly through without a single loading screen. Land on full-size planets, clear procedural Xeno bases, refit your ship's interior and dig into a story told through logs and datasticks. Big, quiet, and yours to wander.
Replayable, Atmospheric, Mysterious
A deep colony sim on a broken starship. You are the ship's immortal AI: send drones to patch the hull, balance oxygen, heat and power, wake your human crew, and decide whether to protect them or exploit them. Then fly your rebuilt ship into a procedurally generated universe full of pirates, traders and worse.
Replayable
Deep in uncharted space, your expedition took a challenging turn when your ship crash-landed. Master complex simulations to keep your outspoken explorers alive, face unpredictable challenges, and figure out a way back home.
Replayable, Atmospheric, Mysterious
Take the role of Captain in this Space Survival Simulation as you explore a massive star system in search of a new home for humanity. Outfit your ship, hand pick your crew and set off on a journey through an open-world where you must scavenge resources, shelter civilians and outrun a hostile alien force.
Replayable
The Long Journey Home combines an open world full of galaxies, planets and anomalies with quests and mechanics of a rogue-like RPG. One destination. Endless adventures. Where will this journey take you?
Replayable, Atmospheric, Mysterious
You’ll see an unexplored world full of dangers, mysteries and adventures. You will explore randomly generated planets, develop industry, conduct trade, plant colonies, explore outer space.
An open-world galaxy adventure game ✨🚀🌠 Explore a procedurally-generated universe filled with diverse micro-planets, asteroid belts and UFOs. 👽
Retro, Replayable
Psst hey computer entertainment enthusiast... wanna get weird in space?! Take my virtual cyberhand and follow me/us into the void on a real wild ride through space to end up the savior of the human race! Whaddaya say, wanna take your brain out? Put it in the Pilot's seat? ...?
Replayable, Atmospheric
You flee your destroyed home with a broken ship, beam down to survive, then roam a procedurally generated universe. Save the galaxy or ignore heroics to farm, build, collect creatures, and run colonies. Relaxed, colorful, and packed with things to make.
Retro, Replayable
In this relaxing space flight adventure, you pilot the science vessel Eurisko XI on a quest through deep space. Explore fascinating, fractal-based exoplanets and uncover their mysteries. Analyze artifacts and upgrade your ship to unlock new pathways. Your mission: find humanity’s new home.
Atmospheric, Mysterious
A space survival crafting mining base building and star system building game. Craft rockets to create planets and Dyson Rings, mine and craft advanced materials, terraform the terrain, manage electricity, farm food, and more as you watch the star system evolve into stunning, ever-changing views.
Replayable
Crash-landed on an alien planet, you dig, build, farm and fight your way to a new home. Voxel terrain you reshape anywhere, a creator for vehicles and weapons, a 30-hour story, and aliens you can befriend or go to war with.
Replayable, Atmospheric, Mysterious

An open-world galaxy adventure game ✨🚀🌠 Explore a procedurally-generated universe filled with diverse micro-planets, asteroid belts and UFOs. 👽

The existence of all mankind is under threat. You are the only hope!

Space - The Return Of The Pixxelfrazzer is an open-world sci-fi hack'n'slash.

The hit mobile game Interstellar Pilot 2 has come to Steam. Join the TEF forces heading to the Gatopean sector to find a new home for mankind.

Dig deep down the abandoned planet to find its secrets and earn cash by collecting resources.

Explore a random generated space. Find artifacts and treasure maps. Build and develop your base on a flying platform.

Fast roguelike space combat where every run ends in a crash and every crash makes the next one stronger.

Manage interstellar pioneers and their descendants in this detailed sci-fi colony sim.

Orbitous is an action roguelike where every object has gravity. Every planet, moon, star, enemy, projectile, is attracted to one another.

Navigate through space and successfully land your spacecraft without crashing. Cosmic Pioneer is heavily inspired by the classic Moon Lander game.

Mine asteroids, build production lines, keep your crew fed and trade with passing ships to buy back your freedom.

Explore an empty planet as an astronaut, follow a glowing trail of footsteps and uncover a Cold War mystery told across twenty strange worlds.

Run a space company at your own pace, moving cargo across the solar system one careful calculation at a time.

Explore a procedurally generated galaxy, mine asteroids, refine minerals, colonize planets, build stations, deploy drones, salvage rare items…

Approaching Infinity is a turn-based space roguelike where you captain a starship through a procedurally generated galaxy.

Set up conveyor networks, dock your stations and research new tech at your own pace, alone or with friends.

Run a private space corporation across a realistically simulated solar system.

An action RPG about drifting through a hundred star systems in a ship you built yourself.

Design a working starship from the reactor up, then take it into a fresh galaxy each run as a miner, pirate hunter or anything else you fancy.

Build a spaceship tile by tile, keep its air breathable and its crew fed, then jump it toward a new home.

Build a mining ship piece by piece, haul in asteroids and manage the heat your greed creates before something out there notices.

Mine asteroids, scan lost wreckage and build your own bases in a calm, open galaxy that lets you explore at your own pace.

As the ship's AI, keep a dying vessel running, manage fragile human survivors and steer your rebuilt colony through a hostile universe.

Fly, fight, mine and trade your way across a procedurally generated galaxy, then run the faction that rules it.

Mine ore, build a base and piece together a crashed world in a 2D survival sandbox, alone or with a friend.

Set up conveyor networks, dock your stations and research new tech at your own pace, alone or with friends.

Build a mining ship piece by piece, haul in asteroids and manage the heat your greed creates before something out there notices.

Build a spaceship tile by tile, keep its air breathable and its crew fed, then jump it toward a new home.

Run a space company at your own pace, moving cargo across the solar system one careful calculation at a time.

A futuristic sci-fi persistent universe exploration game with one million stars and 18 million planets and moons.

Design a working starship from the reactor up, then take it into a fresh galaxy each run as a miner, pirate hunter or anything else you fancy.

Deep in uncharted space, your expedition took a challenging turn when your ship crash-landed.

Run a private space corporation across a realistically simulated solar system.

Explore a procedurally generated galaxy, mine asteroids, refine minerals, colonize planets, build stations, deploy drones, salvage rare items…

Fly, fight, mine and trade your way across a procedurally generated galaxy, then run the faction that rules it.

A space survival crafting mining base building and star system building game.