Top similar games like Orion Defense:

A light tower defense game with unique planet exploration. Defend against aliens, collect resources, and build a new home. Exquisite graphics and challenges await!

！The Easiest Carrier Landing Ever！ Simple Flight is an accessible yet challenging 3D flight simulation game. Pilot airplanes, helicopters, and more with realistic physics, experience the freedom of flight, and take on missions and challenges.

Control a rocket in this fast-paced 2D game, blasting meteors and dodging obstacles to achieve the highest score possible. Take on exciting challenges and climb the leaderboard!

Do you like Tower Defense games with Strategy elements? Well, look no further! We've got exactly what you're looking for! Get ready to defend your settlement from enemies using a huge arsenal of towers!

Strategy, timing and fortune: Novel and immersive tower defense game experience!

A classic tower defense game set in space! Build and upgrade towers, defend your portal from waves of alien invaders, and outsmart evolving threats across handcrafted and procedural maps.

Launch a rocket. Extend the Antenna. Set your internet service price and start making money. Oh and shoot down asteroids if they threaten your satellites.

A space strategy game. By freely editing the attributes of eight warships, engage in free combat and obtain unlimited resources to strengthen the warships. Featuring innovative combat modes, mutually restrained weapon types, and highly strategic.

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

A lone pilot sent to the main asteroid belt, your task is to collect carapaces, dragon remains. But beware, they might not take too kindly to you collecting them. A short sci-fi, first person, indie, thriller/horror game. Triggers my Thalassophobia.

Will you use the gravity of the planet or jump through a black hole? It’s up to you. Set an angle, speed and just watch how unsuspecting colonists fly through the space hoping, that they won’t end up flat as a pancake on some meteorite. Puzzle game with unique story will put your brain to the test.

Kind Heart Defenders is an experience that brings the best of Space Shooter with the best of Tower Defense. Have fun building towers, trying different ships, laughing at the characters' jokes, and battling through intergalactic scenarios and gigantic bosses.

A big, immersive, realistic, Full HD and real-time 3D combat flight arcade game. You are a space alien and fly two-seater Griffin Starfighter. You must wipe out evil King Nimrod's buildings, spaceships, rocket launcher equipped armored buggies, drones, etc. and restore peace to the universe.

Launch the Voyager space probe to the furthest depths of the Solar System! Use gravity to slingshot around planets and scan, orbit, or land on targets to earn stunning replays of your accomplishments.

A linear, story-driven space sim in the style of 90s classics like X-Wing and Wing Commander. As a newly qualified Alliance pilot, you find yourself caught up in a plot to break the fragile peace between two galactic superpowers.

A top-down arena shooting light Roguelike game. Players take on the role of a modified warrior who is caught up in a black hole and forced to land on an unknown planet. Faced with hordes of alien monsters and uncontrollable mechanical debris

Dive into the pulsating universe of Virus Infinite. Harness your logic to outsmart vibrant viruses, using color-matching prowess and Power Pill strategy in this captivating sci-fi puzzle game.

Star Trek: Prelude is a space-based game that builds defense towers on earth to defend against alien invaders called Black Ember.

A turn based strategy version of space war game

Build ships from elements and go to fight. The player can control several different spaceships at the same time (fleet battles). During the battle you can switch ships and different ships can attack different opponents. Choose your ships and tactics for each battle.

3D stylized tower defense game with high difficulty, suitable for those who enjoy brainstorming and challenges

What if MOBAs and RTS games had a baby? Rover Wars combines resource management, farming, building and strategy into an intense tug of war. Fight in an interplanetary campaign and challenge your friends in the configurable Battle Mode. Rover Wars might be your gateway ticket into the strategy genre.

Space Colonizers is a simulation and strategy idle game of Sci-Fi adventure theme. To explore more planets and meet cute aliens, you have to constantly install parts and upgrade spacecraft.

This is not a regular tower defense game. It has third-person shooting, standard tower defense, and racing. It is fun and interesting. The most important thing is that the characters move on the 3D surface, and the attacking monsters move on the visual dislocation surface. It is worth a try.

Tactical control meets strategic execution in this real-time, action tower defense. Develop classes of customized units and leverage different vantage points to defend your stake and ensure your colony’s survival.

A space theme of a small casual shooting game. There are two perspectives, the character and the ship. The player can control the character/ship, dodge or shoot enemies, and replenish energy and various items consumed by collecting. Collect discarded parts and items to enhance character abilities.

Snowpult is a Cozy strategy with a mad dash of ice cold humour, Close wormholes that threaten to tear open space by using the trusty catapult, Sling anything from giant snowballs to titantium ball bearings which definitely don't conceal immortal snails and rack up high scores.

Fairy Tale Tower Defense is a 3D cartoon style tower defense game

A single player space game where you fly a rocket around a tiny solar system with realistic physics, including take off, orbiting, orbital transfers and landings. Help settling other planets and moons. No time limits, no stress. If you crash you just get rescued.

Explore Earth in stunning detail! Fly through realistic atmosphere, discover landmarks with AI guide, and experience our planet like never before.

Orbital Approach is a Physics based, arcade space game where the highest score rules supreme. Navigate around planets, avoid obstacles, travel through wormholes, and more!

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.

You are deployed to the desolate red planet to reforge humanity's hope. With no hospitable atmosphere, no nurturing water sources, only relentless storms, unknown alien creatures, you must use wit and determination to survive on this alien land and build a Mars base of your own.

Master the art of starfighter combat in the authentic piloting experience STAR WARS™: Squadrons. Feel the adrenaline of first-person multiplayer space dogfights alongside your squadron, and buckle up in a thrilling STAR WARS™ story.

In this shooting game, the gorgeous effects and easy-to-use gameplay allow for a thrilling and exciting experience in every battle.