Top similar games like Star Sonata 2:

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.

Deep Space Outpost is a space station building & survival game, involving resource and base management. Build your space station tile by tile, mine asteroids, refine materials and keep your station operational.

Create Your Own Universe is a survival, crafting, exploration, base building, third person, open world, go anywhere you see on screen space game.

A space-sim sandbox where you Construct your spaceship, Mine resources with your droids, Explore & Discover mysteries of Leaks In Space, Combat with the wild creatures & space pirates but remember that every hit on your hull could risks your ship suffering fatal leaks.

PlanetS is a space-themed open world game, allowing the player to explore the mysteries of the universe and various planets. First or third person camera, Craft system, flight simulation and online multiplayer.

Welcome to the first trailer of Nova Era: Atom, Welcome to Nova Era: Atom, a sci-fi MMORPG game blending Chinese mythology. where you can DIY your own custom spaceship and explore the endless mysteries of the cosmos.

ERZ Online is a futuristic MMO sandbox where you command mining robots, explore procedural planets, and build underground bases. Automate tasks with programming, trade in a player-driven economy, and shape the world through alliances, politics, and competition. Your mining empire awaits!

Starfall Protocol is a Starship colony sim with RPG adventures in a galaxy with millions of explorable planets!🌌

Dual Universe is a first-person Sci-Fi MMO built and driven by players, in a single persistent universe. You can build almost anything out of voxels, trade in a free economy, lead industries, travel through space, explore planets, or wage war in a fully editable sandbox universe. Subscription-based.

《决战万界山》是一款在洪荒武道沙盒世界中收集盖世神功的宗门团战网游。修炼神功，开宗立派，积攒财富，携手同门在激烈战斗中与宿敌争夺通往昆仑之巅的机会！

Based off the original Merchant RPG, a new Idle RPG space exploration experience!

Fly through Subspace, build your own ship, and engage in epic battles. Mine asteroids and research new technologies. Uncover the origins of the alien homeworld by solving weekly events in this Co-op PvE MMO.

Build. Mine. Survive. Engineer your way through the cosmos in this 2D space engineering sandbox!

Design, build, and optimize intricate, space-efficient factories in a unique grid-based puzzle system. Master complex supply chains and dominate a living interstellar economy to build your corporate empire. Conquer the cosmos alone or with friends.

2d space combat like no other. From the perspective of a single crew member, explore the fully destructible interior of any ship in a massive living world. Engage in space combat with no hitpoints where you know your enemy is dead when you see them fall out of their ship into the cold dark of space.

Create and destroy on a scale you’ve never imagined!

Land on a new planet as a space refugee. Craft items, build bases, and battle aliens to survive. Pioneer your future in this online survival RPG.

Star Trek: Infinite is a grand strategy experience that lets you play your own Star Trek story as the leader of one of four major factions in the galaxy. Follow the specially crafted story or blaze your own trail in the first Star Trek grand strategy game.

An sandbox open-world MMORPG that brings back the nostalgic charm of the top-down view, offering demanding and engaging gameplay with modern graphics and pure, straightforward PvP, where combat, free from excessive visual effects, allows players to focus on the true dynamics of battle.

Soulworld is a multiplayer RPG where players shape the realm building villages, creating Soulbeasts, and forging paths through combat, farming, trade, and exploration. Face the Ashen Circles and uncover secrets in a world driven by community and conflict

Solar Kingdoms is a real-time strategy game where you command forces across solar systems, engaging in large battles both in space and on the surfaces planets. Establish colonies, find resources and artifacts, and fight up to 8 factions in skirmish, large campaign, missions, and multiplayer.

Desktop and VR interactive space experience/game. Fan homage to SpaceX's efforts of inspiring humanity to finally become a spacefaring civilization! Experience launches, flights and landings of starships first-hand, engage with challenging mini-games, explore funny memes and more. :-)

In Spaceflight Simulator, you will get to build your rockets, plan launches and flights, attempt landings, deploy payloads and explore new worlds.

Celestra is a text-based online RPG in which you’ll play one of the crew on a sci-fi ship exploring the galaxy and trying to save their home. Choose from one of seven departments and raise your skills as you embark on missions throughout the cosmos.

Endless Sky is a 2D space trading and combat game inspired by the classic Escape Velocity series. Work your way up from a relatively wimpy shuttle, cargo ship, or fighter, to a highly upgraded and customized flagship or to a massive fleet of warships or freighters.

A space trading and combat game in an ever-evolving galaxy.

Entropia Universe is a unique massively multiplayer online game (MMO) where virtual assets hold real-world value and players can participate in a thriving virtual sandbox economy.

Dark Orbit is a free-2-play space MMO where three companies battle for galactic domination. Customize ships, trade resources, fight aliens and uncover a grand conspiracy on your epic cosmic journey. Thrilling PvP and PvE missions await! Will you lead your faction beyond the final frontier?

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.

Design and build an interstellar mining fleet to strip space of its invaluable minerals, and sell them for a tidy profit. But beware. Your greed will attract the alien. Use warships and defense platforms to protect your fleet at all costs - in real space, in real time.

Andromeda is a hybrid between a space 4X and an MMO for Android and PC. Get dropped into an online universe sandbox with 2 galaxies full of planets to colonize. Build structures like Mines to generate resources to build ships and engage in fleet battles with NPCs and other players.

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.

MetaSpace is a 2D action strategy game. Explore to gather resources and items to bolster your strength and expand your faction. But be vigilant! Time advances with every action you take, as you use it to gain strength so do the many other factions grasping for power.

Get the complete GalCiv II saga including Galactic Civilizations II: Dread Lords, the expansion pack Dark Avatar, and the newest expansion pack Twilight of the Arnor!

Build rockets and fly them around the Solar System in this realistic aerospace sandbox. Attempt landings, build space stations, drive rovers, perform spacewalks, explore alien worlds, and get your crew home safe.

Fantasy comes alive in this vast yet cozy free-to-play MMORPG! Choose between 4 classes and 8 subclasses, explore hundreds of locations, thousands of quests, dive into varied PvE and PvP modes, enter the unique vibrant world, and trade with other players. Play, explore, fight and be victorious!