Top similar games like Louloudi Asteri ~Save the Solar System~:

3D Twin-Stick Action game where bosses can roam from room to room in pursuit of the player. Samantha Kill is on a mission to take down Abaddon Inc. and their Bio-Mechanical Supersoldiers.

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.

Cosmic Tank is a modern take on the classic game Asteroids. Mine your way to riches! Fight off hostile threats! Upgrade your ship and rent a few helpful drones! Survive epic boss fights!

In Deadline: Aphelion, you play as a mercenary tasked with defending the research facility from the hordes of alien spiders that have been drawn to it. 

VRAstroSmash is a seated, casual scifi arcade style shooting VR only game. Destroy asteroids, space junk, and UFO'S. Up to 4k textures and 150000 polys. Ship auto upgrades through the game progression, such as auto fire, ship repair, increased weapon cooling, and flight controls.

Gravity Cab is a multi-platform 3D action-adventure-puzzler in which players take on the role of a flying taxi driver, transporting passengers and navigating challenging environments influenced by physics.

Zero-Gravity 3D Billiards Set in Space Smash planets across the solar system and sink them into the black hole. Experience a whole new kind of billiards where gravity is gone and space expands in all directions — a fusion of Zero-Gravity × Space × 3D.

Blast through the mysterious ring world with Smith and Winston in this explosive twin-stick shooter! Explore, destroy, and uncover secrets in a vibrant, voxel universe. Fast-paced action and quirky humour await. Are you ready to save the universe, one explosion at a time?

Sagittarius is a classic side scrolling space shoot'em up in a modern take. In this epic space game it's up to you to save our solar system from destruction. Fly alone or with a friend in a local multiplayer co-op game.

URG is a retro-style side-scrolling arcade shooter with beautiful 3D graphics and a ton of action with big explosions and a co-op mode for up to four players.

Guntech 2 is a return of the good old “cave flyer” shoot ’em ups genre. It’s a twin-stick shooter influenced by such classics as Thrust, Oids, Geometry Wars, and Asteroids. You can play in single-player, or couch co-op with up to 4 players!

Defend your planet in this twin-stick mayhem shooter. Rip through alien hordes across a seamless spherical battlefield while upgrading your ship and fortifying your city.

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

Overheat is a hard sidescrolling platformer in which a robot only needs to climb up one level to return to its home planet. How hard can that be?

Rise up against the Iron Legion. Play as rebel mech pilots and battle giant robots in this twin-stick shooter boss rush game!

Be THE Cowboy in this top down shooter that allows you to upgrade your health, dash speed, and sword strength, as well as 19 weapons, with the souls you collect from your slain enemies!

Take control of a spaceship in this top-down action shooter and defend yourself and earth from the unknown mysteries and horrors off space!

Gravity Ace is a 2D twin-stick where you fight gravity in space caves. Descend into dark caverns, fly and blast your way past enemies, retrieve the reactor core and make your escape, all while fighting the deadly embrace of crushing gravity. Do you have what it takes, pilot?

Pawarumi is a modern shoot’em up set in a retro futuristic sci-fi pre-Columbian universe. You’ll take control of the almighty ship Chukaru and its three unique weapons! Shoot wisely to either do double damage, heal yourself or charge your Super Attack!

Take control of Paradox Patrol Officer Conway and defend the galaxy from reality altering paradoxes, in a genre bending, Sci-Fi action shooter.

Hyper-5 is a cinematic shmup inspired by classics from the “golden era” of the 90’s. Responding to a distress beacon, deep space scout ship Hyper-5 is drawn into a terrifying battle with an unknown enemy.

Battle dangerous robots that have been taken over by a malicious alien program. Customize your character, then fight your way to the Bridge, using power-ups and specialized weapons, to reboot the Central Computer before the berserk robots make it to the human passengers aboard the spaceship.

In the sci-fi world of MultiPlanetary, you jump, shoot, and explore your way through a solar system controlled entirely by a corporation! Thwart the robot uprising in this adventure inspired by the PS2 era Ratchet And Clank games!

In Eleven, customize your ship with powerful lasers, adaptive shields, and precision thrusters. Choose colors, ships, and thrusters to match your style. Master zero-gravity mechanics and outmaneuver rivals in intense space battles where every choice matters.

Fast paced shoot em up played across 12 levels. Point your ship in any direction, deciding constantly between extra firepower (firing in any 2 directions) and movement. Or deploy the directional shield to block bullets from a single direction, point your ship and dodge simultaneously.

Shoot through storms of weird and funny creatures, jump between planets by switching gravity, and relive the childhood fun of your very first arcade shooters - alone or with a friend in co-op!

Use your high-speed jetpack and unique items to play with your enemies in space. Use physics to control floating debris. Complete various missions efficiently and earn money to rebuild your mafia in a limited time.

Enter the cockpit of your spaceship and prevent the destruction of our homeland! You and your friends have to dodge various attacks and fight many enemies. But your Twitch chat can support you in your defense and your subscribers can even accompany you as wingmen!

Suit up and sling some shells at sadistic, superpowered sci-fi slugs. Snag some secrets, suffer some shrapnel, and shoot stuff silly in this one-of-a-kind twin-stick shooter.

Galactic Glitch: Prologue is a stand-alone Action-Roguelike game with physics-based combat mechanics. Fight through bubbles of glitched Spacetime, dodge projectiles, bounce foes off walls and hurl giant rocks in challenging twin-stick combat. Play it for free today!

This 360-degree shooter/platformer hybrid lets you choreograph a ‘dance of destruction’ in insanely spectacular battles and set-pieces. RIVE feels like the explosive games of yore, pumping megapixels in true 21st century style.

YOU GOTTA GO IN THE SPACE HOLE In the near future, humans discover the missing piece for faster-than-light travel: giant glass spheres. Navigate your ball through the space hole(s).

Rocket Horizon is a game where you control a rocket to dodge obstacles on different planets.

Captain Kaon is a retro twin-stick gravity shooter inspired by 1980s classics such as Thrust and Gravitar. Captain Kaon pairs vibrant Amiga-style pixel art with a tight twin-stick control mechanic. Relive this forgotten shmup sub-genre!