Top similar games like Clear the Space:

The solar system is on the brink of collapse! Using powerful alien technology, you must battle enemies, players, and the forces of gravity to escape and survive. Redemption is optional. Survival is not.

Redout: Space Assault is arcade space battle, coupling the trademark Redout adrenaline with the thrill of combat. Outsmart, outmaneuver, overpower, outclass your opponents in lightning-fast, adrenaline-inducing single-player space combat.

CoreShot is a classic arcade style space shooter, where you pilot the spacecraft HonestWing to destroy the cores of evil. As you soar through enemy spacecraft, psychic pyramids, and grim castles, you will be tested against enemies with a variety of attack styles and epic boss battles. Blast away

In the distant year of 2359, previously unknown alien forces have attacked Earth and its colonies. You are an agent on a special mission sent by the global senate to repel the attack and stop the alien forces. 

Beyond The Space Wall is a story-driven brick-breaking action game, enriched with RPG elements and other original features. In addition to the usual brickbreaking, you’ll face plenty of choices and side quests that directly influence the direction of the main story. Can you find the path to victory?

Modern, fast-paced, asteroid shooting frenzy!

No nonsense, action packed, 2.5D, Asteroids inspired shooter. Scream around speeding rocks narrowly avoiding an untimely death as you obliterate rocks whilst harvesting their valuable resources. See how far you and your friends can get. Best played with mates but also pretty fun on your own.

Cube Space is a minimalist arcade Shoot `em Up game set in space. You control a spaceship and your task is to score as many points as possible by destroying enemies and obstacles in your path.

Alien Wall is a powerful genre mix between a brick breaker and ‘shoot em up’. Modern retro Arcade fun at its best!

Starsation is a space shooter game made in voxel graphics.

GalaxIverse is a top down fast paced vertical blastathon, Battle Fleets and formations of aliens with the occasional boss thrown in for good luck.

Asteroids are headed directly towards Earth. Destroy asteroids before they can slam into Earth. Earn medallions to purchase ship upgrades to help in the fight to save Earth.

Defender's Squad is a sci-fi vertical scrolling shooter 2D that combines 7 different levels. Play Solo and pick one of the 3 ships to kill enemies and save the earth from aliens.

Deep Eclipse: New Space Odyssey is the ultimate space thriller in the best tradition of the genre. You're the pilot of a space fighter, accidentally catapulted into a parallel universe populated by hostile alien creatures; and they're not happy to see you! To get out of this hell, do your best, to destroy hordes of enemies.

To start the game, select a level from the suggested ones. Start your journey and defeat the boss to go further.

Eschaton is a vivid, fast-paced top-down arcade sci-fi space shooter with weapon upgrades, intense boss fights, dynamic SFX, and an original metal-meets-synth soundtrack. Chase high scores, accuracy ranks, and speedrun times while killing aliens in this chapter of a longer legendary saga.

Olber’s Paradox is a fast paced side scrolling arcade game set in space. Control a living plasma sphere, destroy glowing enemies, discover hidden power ups, and face a boss after every level.

Project gets Revamped

G.O.M.P! is an action-packed game where you defend your farm from invaders. Compete with friends and survive wave after wave of enemies. Yeehaw!

Commander, your help is required in order to save the existence from extinction, join the adventure in solo arcade mode or in multiplayer. ------------- Destroy your friends in epic spaceship battles and steal their points in order to enhance & personalize your own ship once you return to your base.

Hyperdrive Massacre is an 80s inspired arcade fragfest in Spacewar sauce designed around local multiplayer, focused on kinestetics, tactical and shooting skills at a frenzied pace.

Protecting Us From Incredibly Worrisome Extremely Hostile Oddities...is what you will be doing with your football! Defend the Earth from the invading disciples of the Deranged Octopus, and learn the ultimate secret of the Universe.

This game is about flying in space. You must destroy asteroids from the explosion of an object near the planet Jupiter. You will also encounter other extraterrestrial objects and even UFOs.

Robots have invaded your planet, and they don't even see you as a threat. Beat the odds and SAVE THE GALAXY in this twin-stick cover shooter with lock-on targeting!

The game takes place in a nearby galaxy where a fighter with intergalactic evil in the form of a black cat has settled down

Gratuitous Shooty Game is a hobby space shooter made by the developer of Gratuitous Space Battles, reusing the art from that game :D.

Earth Space Defenders is a starship twin-stick real-time shooter action game. Experience story of menacing green smoke that plagues whole universe. Supports steam multiplayer and party play with multiple controllers.

Shoot your enemies and try not to let them multiply themselves and turn the game into a chaotic space battle! Space Maxwell is an arcade shooter where your spaceship has the ability to destroy or to multiply your enemies. Climb the leaderboard and try to survive as long as you can!

This is a retro space shooting game, where you only fight against the strongest enemy. There are 15 unique bosses in the game, and players need to use different weapons and strategies to defeat them. Dedicated to you who are both challengers and retro game lovers.

80's vector style Twin stick action with a booming soundtrack and permadeath.

A roguelike survival game in space. Stranded in space, you must fight to survive as long as you can! Dodge or destroy asteroids, collect ice shards to survive. Find power ups in from your ship, get out before they destabilize and explode! How long can you survive in space?

A retro space shooter with a twist - now you can rotate your ship and aim diagonally at enemies, adding a whole new dimension to the shoot 'em up genre.

Space God is a 'hyper retro neon' style top-down shooting game. Play in single player, online co-op mode, or online multiplayer. Don't stop, keep moving! and you might survive... maybe.

You have been created by a mysterious monolith with a single goal: to retrieve five force crystals back to it as quickly as possible. Deal with the plights of space physics, evade the locals, and complete your mission as soon as possible.

#Funtime is an explosive twin-stick shooter where shooting isn't your only weapon. Swap your ship's color to destroy enemies, avoid damage, and ultimately control the battlefield.

Arcade Forever is a 3D vertical space shooter. This is an action game in which many enemies, obstacles and different weapons guarantee great fun. If you like fast space action, this is the game for you.