Top similar games like PROT:

Explore a planet with your friend or alone, upgrade yourself and try to return to Earth in your adventure that begins with your spacecraft sent by "Space-T" to explore other planets!

Welcome to Graystone! Once believed to be the human race's next home, you are left alone after an asteroid hits the planet. Survive in an open-world environment, unfit for humans. Few resources remain, and must be rationed to survive. Will you band together, or fight to the survive?

You wake up in a spaceship, you realize that strange things are going on there, you try to get back to civilization. However, this is harder than you think, the encounters will drive you crazy and you will doubt yourself.

INTERASTRA is a fully immersive first-person sci-fi survival adventure game set in outer space. Discover unknown planets differing in weather conditions, resources, and various mysteries. Craft necessary equipment, launch, and control space rockets, explore the universe, and survive among the stars.

Physics-based sandbox game where you build wacky machines to solve environmental puzzles. Create alloys from a mix of metals to reinforce your builds, recruit koalas to operate your weapons, solve puzzles to get rewarded with parts and weapons, and save the island from the erupting volcano!

Embark on an open world journey across the stars while encountering foes, friends and forgotten stories. Build your ship. Recruit and train your crew. Most of all, explore and confront the unknown to reveal the true, vast nature of choice and consequence.

Welcome to this innovative sci-fi open-world! As the last survivor of humanity, build a home on a wild alien planet. Reignite civilization—from primal survival to advanced energy systems. Use the Planetary Control Module to reshape the world, uncover human secrets, and journey back to Earth.

This is a game set in space and focused on trade of resources between spaceships and space stations.

Far Horizon is an action-adventure RPG set in the far reaches of space where floating islands, beautiful vistas, and alien creatures await. Embark on an epic adventure of exploration, ingenuity, and survival as you loot, shoot, and craft to forge your destiny among the stars.

Soar through an alien world as a flying android. Dominate the environment with thunderous shouts —or surrender to the strange rhythms of wildlife. This planet does not obey humans. And maybe, neither should you.

Futurion is a sci-fi survival sandbox where you collect robotic pets and mounts. Harness your skills to build and upgrade a factory on a giant flying creature, and navigate the mysteries of a dynamic universe.

On Island is a game where you must survive on a mysterious archipelago and recover your memories. Enter a world where every day brings new challenges. Complete quests, experience an amazing adventure, and find your way to escape!

This is my first game, inspired by my own trekking experiences and aerospace insights. It's about PURE EXPLORATION in awe-inspiring zero-G and mind-blowing exoplanets. Your goal, to retrieve the fuel cores of huge space wrecks, to keep searching deeper into space for the last humans in the galaxy.

Clean away human leftovers: collect, sort, recycle — reclaim nature & survive

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.

Join Special Agent Detective Trevor Vanguard as he uncovers a world ending threat in the downtrodden mega city of Dynawatch. Explore, shoot and survive in this Action Adventure Sci-fi thriller and uncover the truth!

Explore the pixel cosmos, jumping from star system to star system. Land on fully procedural planets, and make them your home.

Build ships from scrap and fly them in a gritty, realistic space sim. Venture solo or team up. Hunt for parts, haul vital resources, and keep your space agency afloat.

Embark on an interstellar trip and deploy to a mythic ocean planet in a low-flying jett in this cinematic science fiction action adventure with immersive sim elements from Superbrothers, known for Sword & Sworcery EP.

ATMOSFAR is a sky-high odyssey set on an alien planet of floating islands explored by flying crafts and a mobile airbase as you uncover the fate of your collapsed colony.

Trapped In The Omniverse is a first-person survival game blending interdimensional exploration with adventure. Lost in Quantum Dynamics' Antechambers, you must restore the Cosmoportal to return home. Face creatures, overcome obstacles, and uncover the multiverse secrets.