Top similar games like Infinite Space III: Sea of Stars:

Deep Sixed is a roguelike space sim that will force you to use strategy, ingenuity and duct tape to keep your ship (and your skull) in one piece as you risk exploring a mysterious nebula protected by dangerous alien creatures.

You’ve been hired to make a delivery to planet Miridian V. The trip will be a dangerous yet lucrative journey full of mad robots and unpredictable stellar phenomenon. Name your crew, name your ship, manage your supplies, trade, battle, survive, and make your delivery!

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.

ASTRO: The Beginning is a dynamic side scrolling shoot 'em up about a close-knit space team caught in a clusterf*ck of epic proportions.Unravel the evil plans of your foes and secrets of world order while taking down various types of enemies and engaging in crazy boss battles.

Out There is an award-winning space exploration game blending roguelike, resource management and interactive fiction.

Weird Worlds: Return to Infinite Space is a hybrid roguelike game of space exploration, adventure and starship combat.

Cryptark is a 2D sci-fi shooter where you take on the role of a heavily armed privateer seeking to earn government contracts by boarding deadly alien space-hulks. It's up to you to strategize a plan of attack, pick an equipment loadout, and destroy the central core to be victorious.

Explore the galaxy through a narrative adventure involving warring factions, mysterious ancient technology, military & civilian groups vying for control. Every experience is a chance to improve your ship, guide the future of the galaxy and find the truth about why you were selected for this mission.

A minimal point and click adventure, designed to take the player on a short but memorable journey.

Tales of Cosmos is an old-school point-and-click adventure game set in a huge open world planetary system. Pilot your rocket across space, land on planets and moons, solve puzzles, and unravel a cosmic mystery with the help of a genius monkey and a wondrous talking dog.

Deliver Us The Moon is a Sci-Fi thriller set in an apocalyptic near future, where Earth's natural resources are depleted. A lone astronaut is sent to the moon on a critical mission to save humanity from extinction.

A trippy clicking puzzler! You are one of the hacker clones, saving intellects by hacking into infected brains and defeating the mysterious Wardens.

Azulgar: Star Commanders is a Sci-Fi open world sandbox game that puts you in a command of your own custom made space ship. Explore aftermath of the Azulgar event that reshaped the face of the solar system.

You're the AI of a rickety colony ship, bound for the red planet. You have limited resources, a desperate crew, and an unknown fate awaiting you. Can you survive the journey across the Big Black?

Space Panic VR (Room Escape) is a VR Escape Room unlike any other you've seen before. Set in the future aboard a space station, the game will challenge players to solve multiple complex puzzles in order to escape.

Space Waver is an action-adventure-shooter space game, with a strong bind to comics. Become a space mercenary and experience his life through multiple contracts.

After flying his spaceship into an asteroid field, Spaceman Mike finds himself fighting for survival against hostile aliens, a ruthless kingpin and his own personal demons. Haunted by his past and hunted by his enemies, can Mike escape in one piece?

Gears of Eden is an indie space game set in the distant future featuring a story-driven adventure that includes open-world exploration, crafting and missions. Take control of a sentient machine and search for answers to your origin as you mine, craft, and explore!

Planetary Settlers is a family friendly game with real benefits! Learn about the solar system as you play. Experience realistic gravity as you control Blue 42 on each planet, completing mini games, uncovering secrets, solving puzzles, and completing quizzes to enhance your abilities!

Engage in the construction of your station from a variety of different modules. Create your space fleet. Protect your base from enemies...

Your crew is still sleeping, you’re alone in a spaceship, stuck in the void. Will you survive?

A dungeon crawler in a sci-fi setting where a responsive and customizable gunship is your character. Battle crazy enemies like swarms of drones and robo space squids and explore vast, sprawling levels.

After successfully developing a working magnet gun prototype, Maxwell Industrial Research's space lab is attacked! Use the magnet gun to break through obstacles and escape back to earth with the help of your trusty AI companion, Armitage.

FIRST STAR DOWN is an enigmatic journey that follows Natalie Haines as she joins a deep-space research project to determine the origins of a mysterious signal.

Experience the surreal story of Elea. In this first-person Sci-Fi adventure you play as a space scientist recovering your lost husband. Venture out on a curious interstellar journey, full of devastating memories and startling secrets.

Take control of Nara on a quest to destroy the dark cult that created her. Unlock devastating weapons & mind-bending abilities in an evolution of the space-combat shooter. Along with Forsaken, her sentient starfighter, explore ancient temples, engage in zero-g combat & venture beyond waking reality.

A space pilot lost in the space needs to collect solar essence to stay alive while fighting to stay sane. A psychological journey about solitude with an original soundtrack.

The essence of the Heliconian is to manage a mixed crew of renegades aboard the starship Heliconian. Manage the crew member’s actions and the ship’s functions to survive as long as possible while exploring the star system in the hopes of earning upgrades and ultimately a safe haven.