Top similar games like Ghost Signal: A Stellaris Game:

Caves of Mars is a new 2D sci-fi action adventure space shooter game set in the mysterious caves of the planet Mars. Your mission is to navigate your spacecraft through 100 procedurally generated levels, battle against and destroy enemies and alien lifeforms and collect as many gems as possible.

Space Salvage is a first-person adventure seeking game. Your job is to skillfully maneuver your spaceship through wreckage and asteroids while destroying mines and enemy factions! All while your eager yet amoral ship AI guides you. Do you have what it takes to dominate space?

This is a sci-fi VR action shooting game. Mechanical frenzy is coming! Players have to teleport to survive from thousands of bullets.

LOST CONTACT is an exciting realistically designed space station shooter. As the main character of unflinching Nil Heard you will experience soul grabbing horrors of facing the mutant monsters of the Universe.

Explore an open world full of puzzles and challenges as self-aware robot Rob-1E. Along the way, collect and upgrade cute companions, visit memorable locations, and unlock Rob-1E's true powers.

PlanetDrop - A Tiny Space Adventure is a computer game where you command a spaceship in an orbit of a planet. Your primary task is to capture "drop zones" with your shuttles and commandos. You rely on stealth, agility and speed, rather than on firepower.

Dead Hook is an explosive mix of rogue-like and shooter genre with brutal combat and captivating storytelling. Explore the elder planet Resaract and take on the role of Adam Stone, a mercenary, smuggler, thief, and devoted husband.

"Space Recall" is a side-scrolling game with action Roguelike structure, skill and equipment combination as innovation points, and economic operation as the driving force. players can build character skills according to the situation, and at the same time with special abilities

Sci-fi RTS and Top-Down

POWERNAUT 2 - A tough retro style platformer! Using a variety of weapons and special powers, you must fight through an unending series of levels! Each one is randomly generated so you'll never have the same experience twice!

Fight for survival in B.L.A.C.K - 1, a 3D FPS roguelike set in a dystopian future. Battle through procedurally generated spaceships using all your skills and resources, in Zero-G environments. Can you survive long enough to finally escape from enemy territory?

Take control of an AI soldier, explore planets, and partake in fast paced combat in The Future Project, a first person metroidvania. Explore distinct worlds, obtain new weapons and abilities, and defeat powerful enemies in humanity's quest to journey the stars.

Experience a thrilling fusion of gameplay modes—Tower Defense Strategy, Spaceships Combat, and First-Person Shooting. AI Cybercraft thrusts you into an epic intergalactic conflict: humanity versus AI robots. As Earth lies in ruins, the battleground shifts to the vast expanse of the galaxies.

EVERSPACE 2 is a fast-paced single-player spaceship shooter with exploration in space and on planets, tons of loot, RPG elements, mining, and crafting. Experience an exciting sci-fi story set in a vivid, handcrafted open world full of secrets, puzzles, and perils.

Prove yourself in the mysterious world of Mithem! Defeat your enemies using your companion while also protecting him courageous during frightening segments. Help Simon to find a way back home and restore a war-scarred world in a tale of friendship, hope and courage.

Engage in futuristic space dogfights against large warships and enemy starfighters. Manage Newtonian flight physics and power settings, outwit and eliminate hostiles, and survive through hazardous mine and asteroid fields. Gripping action across the campaign and leaderboard game modes.

This is a VR action shooting game themed in science fiction. Mechanical frenzy is coming! Players have to teleport to survive from thousands of bullets.

Ziggy's Cosmic Adventures is a VR cockpit game combining ship management with action-arcade combat. You play as a bounty hunter with possibly questionable morals, currently in possession of a little alien that you may or may not have stolen from the evil Empire. Do you have what it takes to survive?

Yupi, the alien, embarks on the mission to save the Earth, helping humans and armed with his power boots, he must overcome the levels avoiding or using enemies to make his way.

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.

Genetic Fluff is an action-adventure creature collection game with local multiplayer support for up to 4 players.

Take control of a spaceship in this top-down action shooter and defend yourself from taking damage on your adventure through space!

Fight as the owner of Hookscrap in a thrilling 2D rogue-like. Unleash the power of your Harpoon, by launching ships & asteroids at enemies. Upgrade your ship with loot from your foes, and become even stronger. Explore 5 unique levels in a randomly generated map & take down the fearsome SC Judgement!

Star Merc is an open world rpg where player choices heavily affect outcomes and drastically change the storyline. The game is about exploring different planets, learning about the inhabitants and dealing with the different factions that like to think they control the universe.

Rewrite the universe! Break reality to change your fate, and use your powers to stop sinister forces from altering existence itself. Discover the origin of your new abilities in a fast-paced ARPG Loot Collection Roguelite where you will bend, break, and change the rules of spacetime itself!

Venineth is a single-player game focusing on unraveling the mysteries of ancient alien technology, somewhere in the universe via exploration, platforming, and puzzle-solving, in a dangerous, distant worlds.

A PC first-person shooter game with a short single-player campaign containing 13 maps and several cut-scenes.

Covenant: Project Zero is a space opera set in a universe where interstellar corporations and big money interests run everything. Embark on an action-packed adventure as Captain John Covenant, accompanied by a band of rag-tag misfits, to confront the dark evil lurking in the universe.

Aero Striker is a highly stylized action-packed flight combat simulator game that is intentionally designed to be easy to make it more enjoyable and less nerve-racking. The aim is to have fun making aliens explode while experiencing the sensation of flying. Let none of the evil aliens escape!

You have a very important mission. Be a hero who saved humanity from extinction. Fight intense battles, use all your skills and destroy all the threats that are coming to our planet. Remember, we don't know exactly what we are dealing with, be careful. You are our hope.

Cross blades with space knights in this epic physics-based roguelike where space-age and medieval combat collide. Die often, upgrade, and battle your way across the galaxy, defeating rival ships in methodical skirmishes on a quest to save your kingdom from destruction!