Top similar games like Battle for Antares:

Project Sol is a Sci-Fi colony sim set in the future when you civilization is just beginning to reach for the stars. Take control of your Empire, build massive orbital satellites, defend from roving pirates, and conquer the galaxy!

Welcome to the world of space stations! Create your own space base with workplaces and production facilities. Ensure sustainability and safety, explore space, defend your base, and build diplomatic relationships. Be vigilant and successful!

Eternal Space is a city builder and space exploration/combat game. Explore the Eternal Space, and manage your city while you fight pirates, or maybe even become a pirate! Keep your citizens happy, and collect taxes from them each year for a little bonus!

The universe is full of Starlings, tiny orange aliens that want to take over the galaxy. Create your own space colony, fight epic battles and discover new planets. Train your soldiers, develop your technology and create unimaginable gadgets. Enjoy this huge social game with friends!

Humanity has fallen under alien control every mind but yours. Alone and immune, you must gather resources, build robots, and fortify your base against ever-larger night assaults. Grow strong enough to strike back at the purple fortress looming over Neo Roma.

Cosmic Frontiers is a gritty turn-based sci-fi tactical RPG where you command a crew of frontier survivors across dangerous worlds, deadly missions, and unforgiving space conflicts.

Project Astra Dominium is a Tower Defense game with Basebuilding and Automation elements. Build up your base to become a supply hub for Earth's desperately needed materials, gather resources while defending against an unknown alien threat and improve your tower's and AI capabilities.

2D space shooter and turret defense come together to create the Planetary Defense System this world needs! Shoot down asteroids and aliens and survive the bosses in this arcade like game featuring customizable satellites, projectiles, and upgradable Cannon and Planet Shield systems.

In the year 3200. The Ethernal ore used as fuel for spaceships was beginning to run out, a galactic war broke out for control of the Ethernal, the galactic emperor Erick V issued a challenge to achieve peace, "the faction that can produce the most Ethernal will control the entire galaxy".

Fly around, mine resources, expand your ship, build weapons and fight off aliens!

Defend the earth from a robot-alien invasion, joined by Buddy, a Friend rebelling against its people. Utilize its abilities to defend your base against hordes of enemies, buy upgrades and compete on the leaderboard! Play with friends or stand alone in this fight for human civilization!

Dodge lasers and explore! Planetary Development Simulation

Dig, find valuable resources, and make your colony prosper in Dig a Little Deeper. An accident has taken your small group of colonists to an inhospitable and unknown planet. Only with your leadership and your management skills you will be able to build a new home. Let's start digging!

Welcome to Home In Alien, a 2D sandbox survival and construction game where you will play as a human survivor who fell to an alien planet, surviving alone on the alien world, developing technology to build colonies, and eventually building starships to leave the alien planet.

Brave a new world in Stranded: Alien Dawn, a planet survival sim placing the fate of a small marooned group in your hands. Forge your story through compelling and immersive strategic gameplay as you make vital decisions to protect your survivors.

Survive a hostile alien world, gather resources, build a settlement, and grow your colony. Craft tools, construct defenses, and adapt to harsh environments in this open-ended survival colony simulator.

Rekindled is a spell combination game the featuring 2D characters in a 3D world, your task is to use your combinations to fight off magical creatures and open your path to the volcanic peak and awaken the long-slumbering Phoenix, so its everlasting flame may Rekindle the world again.

Survive in a ruined Biosphere on a hostile alien world. Endure, then harness the extreme weather, battle powerful bosses for upgrades, and uncover the mystery behind the planet’s lost atmosphere.

It`s impossible to refuse to help Odin when he asks to find his pet, Fenris, the hound of Hell. A mix of cinematic adventure and a colony building strategy that will take you deep down to the underground world of dwarfs.

Colonize rich planets with vegetation or deserted moons. Build a functional and prosperous colony. Take care of your colonists. Experience adventures on distant worlds or build a colony on planets in our solar system.

An incremental colony sim set on a generation starship. Scavenge the stars and recycle everything possible to survive the end of the universe.

A real time open world strategy game. Game consist of a massive overworld with many planets and dimensions. You play as a hero, discovering new lands even in the farthest reach of the galaxy through expedition and conquest. You can build a base and summons which could be used in your wars!!

Throbax TD is the "Tower Defense" game you are looking for: Help Ughlar fight his way through 50 levels, buy over 100 upgrades and get all of the 50+ achievements.

Explore a dark cave. Craft tons of units to help you collect resources. Create new buildings and unlock new recipes. Grow your scribbleman army and be ready to fight monsters!!

Build your ultimate team from warriors summoned directly from your own Steam library. Every game you own unlocks unique fighters, creating endless team combinations in this chaotic auto battler. Your library. Your warriors. Your strategy.

Your people are the power, and the problem. Land on an unknown planet and build a thriving colony in this sci-fi sim. Humanity’s last hope, rests in a pristine, yet perilous world. Will your COLONY survive, or will their conflicts BREAK it apart?

Rebuild a fallen species in this dark sci-fi 4X strategy game. Extract and refine real elements, command drone swarms, and make tough choices as you guide The Exalted Descendant toward resurgence—or extinction—in a procedurally generated galaxy. No diplomacy. No mercy.

Maia is a colony building game set in the not-so-distant future. Your colonists make planetfall on a hostile world and you must ensure their survival and their safety, constructing their off-world habitat from almost nothing and sheltering them from a dangerous, often deadly environment.

“Alien Marauder” is a real-time strategy game with survival and confrontation theme. In this game, you will be the leader to a treacherous alien planet, build and defend base to survive against the vexan waves. Make the right decision!

Ifectra is a strategy game set in 2124 on the distant planet Emevera III, ruled by the Maxploit Corporation, where an epidemic of a yet unknown virus broke out. Your goal as the corporation security commander is to evacuate as many healthy people as possible and to eliminate infected individuals.

Design your own spaceships and assemble a fleet to fight in epic PvP battles. Ships are fully destructible and manned by persistent crew members including yourself. Ranked/casual matchmaking, PvE for practice. Show your creativity, strategy and tactics to defeat enemy Admiral!

Breadoria is a survival colony sim where tiny Breads gather, build, craft, and defend their home from hungry invaders. Take control of any Bread, or automate your colony as you plan its next expansion.

A pixelated 2.5D RTS meets tower defense as you battle mutated ants in a short campaign. Build walls, place turrets, and hold the line to reclaim Earth's surface in this tactical fight for survival where placement of everything matters.

Establish a base on a distant planet. In this immersive sci-fi colony building sim, you'll balance economic growth, tourism, and defense against hostile alien forces. Your decisions shape the fate of your settlement and its inhabitants. Are you ready to thrive on the frontier of space?