Top similar games like Red Planet Rampart:

The game of survival and construction on the surface of the moon. Learn to build a base on the surface of the moon, maintain survival, explore and discover the secrets inside the moon, and solve abnormal problems.

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?

Sci-Fi Builder is a sandbox construction sim where you design a space station, build a colony, and control aliens, robots & NPCs. No grids, no limits — just creative freedom in space.

"Just a Game" is a sci-fi flying shooting game, you will control the robot protagonist zero and lead the partners in this exclusion of artificial intelligence in the world to survive, there are many camps in the game, you can choose to join them or one side.Build your fleet and fight the world.

The game "Terraspace" offers you a unique experience of planet settlement and terraforming — creating conditions for life on unsuitable planets. This will require you to build the necessary structures to populate the planet.

Small game in Tower Defence genre with elements of shooter. Kill Replicators all by yourself or make perfect defence with different turrets.

Hyperons takes you on a captivating SciFi survival adventure. Immerse yourself in a fascinating world full of challenges and dangers, where you must fight for survival. Prepare yourself for an epic SciFi survival adventure in Hyperons and survive the challenges that await you!

Play as a cute anime girl and fight across space in this action-packed third-person shooter! Switch between ground combat, mecha battles, and spaceship dogfights. Customise and upgrade your character, mecha, and spaceship as you take on missions, destroy enemies, and explore the galaxy!

You are an experienced astronaut, stranded in space. Will you reach Earth, or will you get lost in space and die?

Ensure the moon is safe for humanity’s lunar settlement! Explore the moon as a Lunar Rover and interact with crashed ships, natural resources, and the nearby landmarks to determine if humans can live here!

Build and manage space outposts on the Moon and Mars in this realistic simulation game. From the first step on the Moon to Mars colonization, launch rockets, take care of your astronauts and expand your base as you explore the cosmos. No grind, just pure management and exploration fun.

Embark on an epic 3D space shooter adventure featuring dynamic space combat and thrilling planetary exploration. Battle in single or multiplayer modes from 1v1 to 5v5, strategizing to achieve victory through base destruction, resource collection, or base capture. Dominate with our ranking system!

Cleanse the system of pirates, destroy their bases and free the captives. On the asteroids, build a base, mining colonies, explore asteroids and extract resources needed for survival. Develop buildings, build defenses and turn the asteroid into a fortress.

Prologue to Orange Cast, an atmospheric adventure in a large-scale setting where Soviet and Western science fiction are combined itself. As a humanity’s elite space trooper, you take on a heroic, action-packed adventure throughout the galaxy.

Embark on a sci-fi survival adventure on Halley's Comet as a retired astronaut on a top-secret mission. Build, manage limited resources, and survive the desolate space environment to complete your mission.

Take Command of a Space Corporation in the Sci-Fi Simulator Solargene! Manage personnel, design and develop colonies and orbital stations across the solar system! Mine resources, establish logistics, research cutting-edge technologies, trade, and complete missions

Manage your parcel, build, collect and expend. Research to unlock new possibility. Explore to increase profitability. Dive under the surface to discover secrets. Is this planet hiding treasures or threats?

Welcome to the Red Planet! Mars Colonization Survival Simulator offers you the opportunity to take on the role of the first pioneers of Mars. You will find yourself in extreme conditions with limited resources and your mission is to build, develop, sustain and explore the mysterious Martian terrain.

Starlight Brigade is a realistic space action-adventure game with a precise combat system and full 6DOF controls. You command the Wayfarer, an aging light cruiser centuries past her time. Plot missile salvos, hunt down your enemy, design munitions, manage your crew, and send engineers to fix damage.

We have built a mini universe with real physics basis, simulation and imagination. The game uses realistic environments and models to tell a story of a mini universe.

Embark on an epic journey in Space Vortex! Hunt aliens, destroy their statues, collect black hole seeds, and access different space locations. Defeat enemies with asteroids in this thrilling adventure!

Shoot at enemies in a WEIGHTLESS space station to save yourself from burning alive in the atmosphere!

Epic Lawnmower game series continue now at space. Now you control super powered lawnmower space ship and fight against enemies at different space levels.

Terapixel Mars is a real-time planetary experience that lets you traverse the Red Planet seamlessly from orbit down to the surface. Powered by the Terapixel engine, Mars is stored in the cloud and streamed to your system, enabling a level of scale and immersion unmatched by any existing experience.

Void Armada is a sci-fi sandbox MMORPG where exploration, trade, and warfare shape a living galaxy. Explore unknown star systems, gather rare resources, build powerful starships, trade in an open marketplace, and fight in massive fleet battles for wealth and influence.

Red Siren is an intense sci-fi action shooter where you pilot the galaxy’s most advanced starfighter to defend planets against waves of robots, tanks, mechs and war machines. Upgrade your ship, unleash devastating weapons, and dominate epic battles across hostile alien worlds.

Design, craft, and trade robots on the frozen world of Xylaris-9. Serve factions, upgrade your facility, and shape your robotic legacy in Robodeal Simulator.

Elusive Verge is a third-person space exploration game with dash of base-building, combat and survival.

vertical scrolling shoot 'em up arcade game

Star Spectre is a single player space combat game with tons of exploration and numerous RPG elements. You will be free to explore and trade, as well as fight in a vast galaxy.

This is a 3D space combat game.You will be driving a transformable mecha to perform missions singly or with your partner.There are large fleet, missile barrage, super beam cannon, dog-fighting and other exciting challenges waiting for you.

Step aboard the USS Orville (ECV-197), the Planetary Union's finest mid-level exploratory class cruiser. With every room on every deck recreated with painstaking accuracy, you are free to explore the ship at your leisure and engage in all manner of shenanigans!

Freedome Farmers is a third person coop horde defense game with up to 4 players. You use the resources you have harvested to build defenses and weapons. At night, you defend against waves of alien possessed farm animals. Will you make it through 10 days ?

This is a 2D side-scrolling sandbox survival game built on pure procedural generation and mining. There is no map and no hand-holding. Just your rocket, your drill, and an infinite universe. Mine resources, craft gear, and build bases while facing endless roguelike survival challenges.