Games like The Zeta Orbital

Jitter is a single-player sci-fi simulation game where you play as an experimental AI managing a mining colony in the Main Asteroid Belt. Explore, complete missions, and customize your ship with various modules while navigating realistic damage and strategic combat. Despite its compelling mechanics, the game is notably full of bugs.

Genesis Alpha One is a first-person shooter and base-building game set in space. Players must build and upgrade their spaceship, recruit crew members, and fight off alien threats while searching for a new home for humanity. The game also includes survival and roguelike elements, with procedurally generated levels and permadeath.

# Let's Occupy Mars! Occupy Mars is a highly technical, open-world sandbox game about Mars colonization inspired by the most promising technologies and companies that are working toward becoming a multi-planet species. Build and upgrade your base, discover new amazing regions, conduct mining operations, retrieve water, generate oxygen, grow crops, fix broken parts, and learn how to survive on Mar…

Ambrosia Sky: Act One is a first-person immersive sim set in a forsaken colony overrun by hostile alien fungi with unique abilities. Players navigate treacherous zero-G anomalies, harvest fungal fruit to craft chemical agents, and explore eerie ruins to uncover a dark mystery. The game offers a somber, atmospheric experience blending survival, exploration, and storytelling.

Astrometica is a single-player space exploration and base-building simulation where you survive after a mining station explosion. Navigate cosmic anomalies, discover secrets, and expand your bases across the stars. Featuring an interesting plot, exceptional gameplay, beautiful visuals, ingenious music, and a very funny yet bug-filled experience with lots of grinding and an outstanding atmosphere.

Space Haven is a space colony simulation game where you lead a group of survivors in building a home among the stars. Manage resources, research new technologies, and navigate the dangers of space while dealing with the needs and personalities of your crew. Your decisions will determine the success or failure of your space voyage. Create and manage your own unique space habitat as you see fit.

Maia is a space colony simulation game set on a toxic alien world, 12 light years from Earth. Your mission is to establish humanity's first foothold in the stars by building and managing a base to sustain colonist's needs, while surviving various dangers such as toxic atmosphere, solar flares, and earthquakes. The game features an enormous procedurally-generated world, including a series of vast mission areas with fully simulated environments.

"Remains" is a single-player open-world survival game with a good plot and impressive graphics. After a space incident, you are left alone in orbit and must survive by crafting useful items, managing your needs, building your safe station, and manufacturing production mechanisms. Be careful in the unpredictable space as you research the area for new resources, but be cautious not to fly too far.

"Starcom: Nexus" is a single-player space exploration and combat game. You'll mine resources, build spaceships, and diplomacy with alien races while defending yourself from hostile forces. With a rich story and open-ended gameplay, your choices will determine the fate of the galaxy.

Solargene is a single-player Science Fiction Strategy game with beautiful visuals, set in the near future of human expansion in the Solar System. The game features 10 unique planets and moons with distinct mineral deposits, time-of-day changes, and environmental factors. Players will manage the construction of colonies, from small buildings to entire cities, with a simple yet powerful building system, and tackle various challenges as they expand humanity's reach in the solar system.