The Universe Won't Pause
47 million probes were launched into the void. Yours just found something alive. A living universe simulation where evolution never stops — not even when you do.
The top results based on the latest update are The Fermi Paradox [Score: 1.0], Universe Sandbox Legacy [Score: 1.0] and Zenith Expanse [Score: 1.0] The top rated games you can find here are Kerbal Space Program [SteamPeek Rating: 10.8] ranked #19, Universe Sandbox [SteamPeek Rating: 9.5] ranked #24 and Spaceflight Simulator [SteamPeek Rating: 8.1] ranked #36 Also don't forget to check the newest releases Jingjie: Signals [Release date: 2026-01-30] ranked #26, Gravity Game [Release date: 2025-12-25] ranked #17 and Inspiral: Echoes of Gravity [Release date: 2025-11-08] ranked #5 While it is tempting to play with the newest and the best, there might be some other gems in the results, like Solar 2 [SteamPeek Rating: 6.7] ranked #12, Rodina [SteamPeek Rating: 6.6] ranked #18 and Kerbal Space Program [SteamPeek Rating: 10.8] ranked #19.
47 million probes were launched into the void. Yours just found something alive. A living universe simulation where evolution never stops — not even when you do.
The Fermi Paradox is a choice-driven sci-fi narrative strategy game in which your decisions in one corner of the galaxy can upend entire civilizations in another. Guide species through millennia and help them explore the vastness of space, make contact and, perhaps, create harmony.
Create and destroy on a scale you’ve never imagined!
Command a damaged scout ship in a living space colony survival sim. Wake your crew from cryostasis, secure water and food, build fragile settlements, trade or smuggle between factions, and survive the stories that emerge.
Lead humanity’s final journey beyond Earth. Launch ships, harness gravity slingshots, and explore distant star systems to make humanity multi-planetary.
Start as an asteroid, grow by absorbing other celestial bodies to become a planet, a star, and ultimately a black hole. Experience realistic gravity and orbital physics in an ever-evolving sandbox universe.
Guide the Glorgorians in terraforming an alien world by influencing weather systems and building megastructures. Physics-based planetary weather simulations drive climate shifts as you develop resources and expand your colony towards interstellar travel.
Build floating automated rigs in a volatile gas giant. Extract elements, synthesize compounds, and descend through atmospheric layers in this sci-fi systems-builder focused on chemistry, engineering, and survival.
Our Empire is spreading thin through the galaxy. Your responsibility is to assist your comrades on our newly founded colony. Keep your station operational at all cost. Your pivotal role may shape destiny. And don't forget: Humanity Above All!
A sci-fi settlement building game with orbital mechanics. Start from a spaceship, scan asteroids, manage fuel, ore, electricity, time, and sanity, while expanding your settlement, exploring an alien solar system, and building stations and spacecraft to support your growing colony.
A physics-based mining sim, set in the thickest debris field in Sol. Every action has a reaction, lasers are invisible without a medium, and your thrust is a potent weapon. Find trade, adapt your equipment to your playstyle, hire a crew to help. Unravel the mysteries of the rings, or just get rich.
Build amongst the stars in Starport Delta, a light sci-fi strategy game that focuses on survival. Station Commanders across the universe will turn to you for guidance to expand, defend, and survive. Help them build a thriving station, but watch out, there are many dangers hiding in space...
Dynamic abstract sandbox universe. Changes and evolves as you do.
Take part in a space program. Design spacecrafts and send them off to explore the vast expanses of space. Experience the real scale of the Solar system and the size of its celestial bodies.
The existence of all mankind is under threat. You are the only hope!
Starship Inspector is a Space Roguelike in which every choice you make matters. Save a galaxy or rescue your crew member? Serve an evil empire or help an ancient tribe? You'll constantly have to make hard decisions and deal with consequences.
Gravity Game is a puzzle-style infinite physics simulation. You are tasked with escaping your home planet, and reaching the goal at another! This game uses real Newtonian Physics in a simple 2D simulation, as a way to help people visually understand the mechanics.
A single-developer passion project. A seamless full scale solar system. Thrilling action. Be part of an incredible journey as a Universe is built from the ground up!
In Kerbal Space Program, take charge of the space program for the alien race known as the Kerbals. You have access to an array of parts to assemble fully-functional spacecraft that flies (or doesn’t) based on realistic aerodynamic and orbital physics.
Calling Home is an exciting sci-fi simulation resource management game that draws heavily from games in the factory-building and exploration genres, providing a thrilling mix of building your base, researching, factory management, puzzle solving, exploration, and resource gathering.
Port Aphelion is a trading-simulation and adventure game where players build their economic empire through honest trade, smuggling, bounty-hunting, or all-out piracy!
Haul cargo, hunt bounties, upgrade your ship and get paid in a gritty lo-fi universe. Hand painted graphics, procedural generated star systems that can be navigated, story campaign mode or huge open-world.
Top-down action and space exploration meet asteroid mining automation! Navigate to randomly generated asteroids passing by and start mining. Impress your employer, upgrade your equipment, fight off pirates and save up for that ticket to Earth so you can finally come home... for the very first time.
Create & destroy on an unimaginable scale with a realistic physics-based space simulator. Explore the beauty of our universe and the fragility of our planet. Use science to bend the laws of gravity, collide planets, boil away oceans, fire epic space lasers, and customize your universe.
Explore the Solar System. Mine and drop asteroids. Colonize and terraform. Lead the space race and compete with other corporations on your way to profit. Watch the expansion of human race over the centuries. Then go beyond and conquer the galaxy!
Jingjie is a strategy-simulation sandbox where you write laws, shape probability clouds, and guide a living world with embedded local AI. Observe, experiment, and watch complex life emerge from logic, tension, and chaos.
Play campaign stories within the Galactic Ruler universe. Invade the galaxy to eliminate those who stand in your way or rally alien races to defend against the invaders. Fight battles at both planet and space across a procedurally generated galaxy. Use new unit control systems to manage your forces.
A grounded sci-fi station builder where you hold failing systems together while pursued by a relentless, energy-hungry swarm. As a fleet on the run, drop into hostile systems, gather what you can, and jump away before you are overwhelmed. Try to survive long enough to secure a future for humanity.
A simple black hole simulator.
Explore a unique, procedurally generated galaxy filled with alien artifacts and resources to extract and exploit. Mine asteroids, harvest nebula, pilot unique ships and find new and strange things in the void between stars as you struggle to survive long enough to find another home.
SpaceDominator is strategy fantasy open world where you can discover universe! Contact other civilizations, make friends or enemies, start trading or fighting, expand your own area or help others to expand, increase your intelligence level.. and much more! Follow developing http://discord.gg/cqEZJ5J
A relaxing game about space exploration that can be played full screen or at the bottom of your screen. Trade, fight, mine and salvage your way through a procedurally generated galaxy. Let the game idle while your autopilot handles business and builds your fortune.
Use the Nimbatus Drone Creator to construct physically simulated drones and try them out in a virtual testing environment. Do you have what it takes to become a drone engineer?
Space Station Continuum is a building & management sim inspired by the past, present, and future of humans in space.
A spaceship building and universe-exploration game. Collect resources, expand and grow your fleet, and conquer your personal galaxy. Stellar ambience by Peaks.
In Spaceflight Simulator, you will get to build your rockets, plan launches and flights, attempt landings, deploy payloads and explore new worlds.
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