Top similar games like Orbital Invaders:

Halo: Spartan Assault brings the excitement of Halo combat to Steam for the very first time. Battle your way through 30 action-packed missions against the Covenant as you explore the origin of the Spartan Ops program featured in Halo 4. *DirectX feature level 10 required. *

XenoFeud is an insane top-down twin-stick arcade alien shooter, where you must survive hordes of alien intruders while defending a mysterious object in space.

Use the force of gravity in this fast-paced space shooter with realistic physics and orbital mechanics.

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.

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.

A game about exploring space in search of hospitable planets for colonization. Casual gameplay and short rounds make it a great option for killing a few minutes.

Planetary Defense - defend the Earth from attack!

Void Prison is a fast paced, endless arcade twin stick shooter that puts you inside of an ever shrinking ring. Survive by fighting emerging enemies around you and don't get consumed by the void. Complete achievements to unlock new skins and powerups and get on top of the leaderboards!

A hyperdrive malfunction sends Keith T. Maxwell tumbling through space and time to fight for his life against a mysterious alien armada that is wreaking havoc.

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!

Experience the explosive science fiction arcade-shooter that resurrects a much revered franchise in an epic single player and co-op multiplayer campaign.

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

UNSTABLE is a 3D action runner with spaceship flight simulation. Handle unique keyboard controls to avoid asteroids! Disintegrate obstacles with a plasma laser weapon! Beat Leaderboard! And get to the mysterious unknown! Will you master the chaos of an unstable spaceship?

Cycle 28 is a classic arcade space combat game where you have six minutes to beat your high-score. Simple controls, powerful upgrades, and intense dogfights. Perfect for when you just need to switch off and shoot something. See you on the scoreboard!

Curved Space is an intense arcade-style twin-stick shooter that takes the classic formula and plunges it into the weirdest reaches of space. Battle cosmic space-invading spiders across curved landscapes where bullets hug the terrain while the horizon drops sharply out of sight.

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.

Tank Warz! is an arcade shooter that will keep you entertained with fast paced tank destruction, power-ups, traps, secrets, and an energetic rock soundtrack. You'll possibly enjoy hours of arcade fun!

The game is filled to the brim with the atmosphere of cold space and zero gravity, features unusual game mechanics with a lot of puzzles, exploration, stealth, resource extraction, crafting, fights with alien forces and seizing space stations!

A fun little space shooter inspired by the 1979 classic Asteroids.

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.

You've been dropped into enemy space. Weave your Starfighter between alien spaceships, lasers, asteroids and bombs destroying as many as you can and collecting valuable coins and powerups as you go.

Lead a powerful space battleship and bring victory to humanity in the midst of an endless war.

Discover a beautiful and brutal universe through three immersive stories. Champion blazing fast dog-fights, Out wit aggressive defense systems and overcome constant overwhelming odds. This is your goal, this is your duty, this is your way of life...

A 2D, top-down shoot'em up with simulation elements, deeply reminiscent of those vector games from the 80s. Blast your way trough space, enemies and mystery. Upgrade your drones. Endure your mothership's AI cynical attitude and survive the most realistic shoot'em up ever!

vertical scrolling shoot 'em up arcade game

A Space Nations Battlearena is a video-game that blends the survival, space simulator, and scavenging elements with last-man-standing gameplay.

A tongue-in-cheek space shooter where your only weapon is a ping pong cannon. Survive 15 levels and you might just earn your pilot's license.

Rift Frigate is a dynamic space shooter that combines vehicular combat with a good old FPS arsenal, unfolding a gripping story with surreal cosmic visuals.

Star Jet Alpha is a top-down space shooter inspired by classic arcade games. Progress through each stage by blowing up enemy space stations while avoiding or destroying enemy missiles, space mines and asteroids. Unlock Star Jet capabilities by completing stages.

"Astro Wings: Space War" is a retro style, exciting and authentic bullet hell, space shooting game.This game brings you the thrill, urgency and fantastic experience of an authentic arcade shooting game.

Descend into the depths of an underwater world filled with wonder, mysteries, and peril. Fight to survive among unknown, dangerous species. Discover the story behind the abandoned base. Explore this submerged world and learn its history.

1 Player, Sci-Fi, Arcade, Space Dog Fighter, Instant Action, 3D, Vehicle Combat. Click and play. All ships available without needing to unlock. Control Remapping, Sensitivity Settings, Game Settings. Complete Controller Support. Gun Selection. Achievements and Leaderboards. 43 Ships to pick from.

Starwave Defender is an intense twin-stick shooter based around wave survival. Dodge swarms of enemies while exploring procedurally generated levels and collecting resources to upgrade your ship. You have a limited number of ships; make your time count, Defender.

Master fast paced gravity manuevers in this arcade space game.

Buckle up and blast off with Raiden IV x MIKADO remix! This classic arcade shoot ‘em up comes fully equipped with new music, battle modes, vertical screen play, and more!

Antiprism brings classic shoot 'em up mechanics to VR and combines them with innovative single-player twin-ship gameplay. Control two ships at once as the pilots Jexen and Malik shoot hordes of enemies, dodge enemy fire, find and upgrade items, and beat hard bosses on their journey through The Gone.