Top similar games like Rescue the Celestia:

A deep starship colony sim. Build your starship, manage air, water, food, fuel, energy, temperature and psychology to keep your crew alive across vast distances. Closed-loop system in space. Mining, wiring, plumbing, in-ship factory, (alien?) radio signals & translation, diplomacy, combat, and more.

A colony sim on one small starship. Lay every floor tile, wire the reactor, grow the food, and keep a crew of misfits breathing while pirates cut holes in the hull. Jump sector to sector, strip asteroids, and fight ship systems instead of health bars. A dreadnought waits at sector 10.

You are a pilot, seeking revenge on your deceitful father who threw you into unknown space. Can you find your way back and get revenge? Experience a mix of 2D topdown space adventure and explore planets to discover quests, negotiate trades, mine, hunt and survive in an expanding universe.

2d pixel art, top down sci- fi space ship building, resource management simulation with some arcade, tower defense elements. You build spaceship, collect necessary resources and defend yourself against waves of enemies. Equip ship with: rockets, life support, electric system and weapons.

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 hard-sci-fi orbital settlement sim where you mine asteroids, build infrastructure, fight enemy, and operate inside a living solar system shaped by orbital mechanics, limited information, and long-distance logistics.

Snap, rotate and launch your own warship in minutes, then pilot it into bullet-hell boss fights to hunt the galaxy's supervillains. Master intuitive engineering, evolve from drone to dreadnought, and use the fully gridless designer to build anything you can imagine!

Oxygen Not Included is a space-colony simulation game. Deep inside an alien space rock your industrious crew will need to master science, overcome strange new lifeforms, and harness incredible space tech to survive, and possibly, thrive.

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

Command a fleet from orbit, then drop into the cockpit of any ship in it. A space RTS and first-person flight hybrid across 48 star systems, with mining, trade, research, factions, bounties and a fully voiced solo campaign. Play solo, in co-op, or host your own server.

Strategy from the front lines! Starpoint Gemini Warlords combines 3rd person capital spaceship combat with 4X strategy and RPG gameplay elements. Build mighty war fleets and send them into battle or lead them into combat yourself. Become the Warlord and conquer the Gemini system!

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.

A comet will hit your planet in 49 years. Your space program was founded last Tuesday. Build rockets, learn real orbital mechanics the hard way, land on the Moon and grow a whole space industry — with IRIS, your AI coordinator — until you can push AIDA aside.

Rebel Galaxy is a swashbuckling space adventure, with action-packed combat, exploration, discovery, trade, and “negotiation” with the outlandish denizens at the edge of the known universe.

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!

Join the war in the depths of space with Space Shooter 24! Customizable ships, realistic graphics, and breathtaking action await you. Take action now to save the galaxy.

The top-down space sim. Fly, trade, and fight in a galaxy shaped by history, where production, freight, and war reshape a living economy.

Build an automated planetary factory, design modular warships, then risk them in tactical space expeditions for rare technology and resources. Push deeper for greater rewards—or return home alive and expand your factory. The factory powers the ship; the ship unlocks the factory.

In this 4X + RPG strategy game, lead humanity’s last ark and rebuild a new home among the mysterious ruins of the stars. Starting from nothing, you will develop technology, build powerful fleets, resist external threats, and shape the rebirth of human civilization.

Astero Inc. is a space mining simulation game where players will travel to a dystopian future in a tense competition for asteroid mining rights throughout the universe. Take on the role of a small business owner in an all-out fight against the mighty Black Corp.

Build your space station, design your own ships, and explore relaxed sci-fi sectors in Astrosphere. Gather resources, research new technologies, and shape your journey through the cosmos at your own pace.

Build and automate your own modular space fleet in this sandbox base-building game. Mine asteroids, expand your ship, fight enemies, explore new star systems, and uncover the deepest secrets of the universe.

You are neither a general nor a soldier — you are a Stellar Industrialist. To you, peace is nothing but shutdowns and losses. Venture to the frontlines, strip battlefields for wreckage and salvage, turn spoils into resources, and expand your interstellar arms empire.

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.

Design unique spaceships and build the ultimate space mining fleet as you team up to battle for resources and glory in this massively multiplayer action strategy set in an alien wasteland.

A space 4X game. Colonize planets and annihilate enemy races in an intergalactic war for living space. Designed to be fun, fast, and easy to play.

Lead humanity’s final journey beyond Earth. Launch ships, harness gravity slingshots, and explore distant star systems to make humanity multi-planetary.

Shortest Trip to Earth is a roguelike spaceship simulator focused on exploration, ship management and tactical battles. Embark on a perilous journey across the universe with nuclear missiles, armed crew and a cat.

Build a living interstellar civilization in a grand-strategy game where every colony, fleet, frontier, and political decision shapes the fate of your empire.

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

In the distant future, the X universe faces a period of profound and irrevocable change. While the universe stumbles towards an uncertain future, countless adventures await as new enemies rise in search of power.

Real-Time Multiplayer Space Strategy & Combat Command a fleet, manage your empire, and dominate the galaxy in Asterium. Colonize new settlements, trade resources, expand your influence, and lead your ships into real-time tactical battles against rival factions.

Build efficient production lines, automate resource transport, and master complex logistics in a 2D factory-building experience focused purely on automation.

Build the most efficient intergalactic factory in space simulation strategy game Dyson Sphere Program! Harness the power of stars, collect resources, plan and design production lines and develop your interstellar factory from a small space workshop to a galaxy-wide industrial empire.

Amidst powerful alien empires, you are among the first humans in this corner of the procedurally generated galaxy. Trade and explore. With no combat, your success hinges on mastering complex alien economies and navigating intricate politics. Can you carve out a place for humanity in the cosmos?

The year is 2040. You, an ex-sergeant, have signed a contract with a large mining corporation in the Belt. Mine ore, build out your outpost, travel to nearby asteroids and collaborate with other belters.