Stardeus
Could be interesting
A sci-fi colony sim driven by an intelligent AI storyteller. Generates stories by simulating psychology, ecology, gunplay, melee combat, climate, biomes, diplomacy, interpersonal relationships, art, medicine, trade, and more.
Force of Nature is an indie open world sandbox game with fighting, crafting, building and farming systems.
Star Control: Origins is a science fiction action-adventure game that combines planetary exploration, diplomacy with alien races, and one-on-one ship-to-ship space battles. Players captain a starship, sending a lander to survey planets, gather resources, and examine artifacts, then spending those resources on new technologies, weapons, upgrades, and ships from other races. The top-down Fleet Battles pit two vessels against each other and can be played against the AI or in multiplayer. It is considered part of the Star Control series but takes place in a separate universe from the original games.
Change is an emotional homeless survival experience set in a randomly generated city with rogue-like elements. Explore, survive, earn perks, find items and more to develop your character and escape to a new life.
Guide a group of space settlers trying to establish an outpost on a remote planet. Grow food, collect energy, mine resources, manufacture bots, and build a fully self-sufficient colony.
A brand-new spaceship sandbox MMO set in an alternate New Eden, the sci-fi universe of Eve Online.
In 30 days, help is coming... A mysterious radio transmission claims that help is inbound. You are Jacob Solomon: leader of a makeshift team trying to survive the aftermath of a devastating asteroid collision. The world you once knew is no more – buried deep beneath the constant snowfall. Your goal: keep your companions alive until rescue.
Sol 0 is a real time strategy game where you establish the first Martian colony. From the first human footprints on Martian soil to a thriving and self-sustaining colony, Sol 0 imagines a near future using technology that could be available within the next few decades. Make use of minerals and resources across the Martian surface to expand from the first exploratory rover to an independent frontier.
Ashes of the Singularity is a real-time strategy game set in humanity’s not-so-distant future. What it means to be human has changed with the coming of the singularity. In the post-human economy, sentience is now the most valuable commodity in the universe. The only way to acquire more of that is through the control of Turinium – programmable matter – which can extend consciousness to levels we can't even imagine. Worlds are being transformed into this substance and wars are now being fought across the galaxy for control of those worlds. Each conflict takes place across an entire world. It isn't a skirmish. It's a war. Thousands of units are constantly constructed and sent across the planet with the player directing entire armies, in real time, to capture key resources in an effort to gain total control of the planet.
Empyrion - Galactic Survival is a 3D open world space sandbox survival adventure. Build mighty ships, menacing space stations and vast planetary settlements to explore, conquer or exploit a variety of different planets and the allegedly empty space!