Top similar games like Protect the Earth:

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.

Pilot wacky aerial vehicles with silly key-based controls through an epic action packed campaign. Struggle to stay airborne while performing deliveries, rescues, firefighting missions, bombing runs, and chaotic dogfights. This game will remind you that flying is hard, but landing is harder.

Explore, battle, mine, and upgrade your ship in a vast top down space adventure. Discover unique civilizations, conquer powerful galaxy bosses, unlock new galaxies, and forge your own path through an ever expanding universe.

Defend Terra against the onslaught of hostile invaders in this 2D top-down space shooter. Upgrade and empower your ship's different systems to stand a chance against the growing threat. If you fall, Terra falls, and the rest of the galaxy will soon follow.

A wormhole has opened up letting aliens terrorize your city. Pilot your spacecraft and destroy the aliens using flamethrowers, missiles, gatling guns, shockwaves, and more!

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

Pilot an experimental probe through collapsing celestial fields in a fast-paced top-down space arcade game. Push through the Transfer Gauntlet, build your probe, chase records, and find out what level you can reach before the Vector ends your run.

Dodge, defend, and destroy! Engage in a frenetic shoot 'em up, facing relentless bullet streams that test your reflexes. Experience dynamic shifts between vertical and horizontal views as you fend off endless enemy waves. Use polarity shields for defense and strike back fiercely. Conquer the chaos!

AsTroops is a roguelike card-based space combat game. Build your fleet, choose cards with machine gun, rocket, and electric weapons, and fight real-time battles to break the alien blockade.

Subteralien Rescue is a physics based sidescroller where you pilot a lander module assigned to explore underground caverns and bases. Travel from planet to planet to encounter new levels with different puzzles and environments, rescue your fellow pilots and fight enemies.

Pilot through relentless waves of hostile forces in this fast-paced space-themed, bullet hell, survival shooter. Build your own UFO in the Ship Creator, Survive through a 100-wave campaign, or test your limits in Endless Mode. How long can you survive?

A space action, looting and ship progression game first made over 25 years ago while I was studying programming, now remade: explore systems, fight, collect loot and upgrade your ship module by module.

Gravity Slugger is an arcade-style wave defense game where you use gravity and orbital mechanics to fling projectiles at attacking enemy spaceships. Dodge enemies, gather salvage, and upgrade your skills with chaotic and deadly abilities in this physics-based 2D game.

Blast into the chaos of Space Rocks in Space, the ultimate 3D space flight adventure. Pilot customizable ships, explore stunning worlds, and battle through asteroid storms, UFO attacks and endless missiles barrages in this retro arcade odyssey.

Orbital Command is about controlling planet based weapon systems to defend your planets from large asteroids and hostile invaders. Will you be able to complete the Dyson Sphere, or will your planets end up barren husks?

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.

Protect Earth's last cities from an alien fleet in fast-paced aerial combat. Upgrade and customize your aircraft to dominate the skies.

It is an awesome space war game. It is a very simple game. Move the spaceship and shoot the asteroids. Try to make the highest score. It is an easy and time killing game. You can play to rest and relax between the big games you play.

AlienCity is a fast-paced, wave-based FPS where you fight through a dark, stylized city overrun by alien creatures. Survive, score high, and push your limits against relentless enemy swarms.

Pew Pew Pew, KaBOOM! is a challenging old school arcade game filled with action! Unlock new costumes and enjoy the awesome Chiptune OST as you reach new highscores!

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.

Repel extraterrestrial entities!

Super Cyber Wave is a fast-paced 3D bullet hell where you pilot unlockable characters with unique attack patterns, dodge bullet waves, collect ring-shaped keys, grab power-ups, and survive boss fights across four lethal biomes. Ride the rhythm of an immersive soundtrack.

This is a small arcade game in which you are a skilled pilot and you have to complete all levels. Use your arrows to move around, and avoid collisions. Shoot the destroyable meteorites for extra points! Every level has its own high score, try to beat it!

Pilot the Ultra Imposer drone and eradicate the enemy army with your blasters or lock-on to multiple enemy targets and unleash a barrage of seeker missile destruction. Ultra Imposer is a third-person VR-only shooter action game on rails with unique gameplay and boss battles!

Physics-based arcade, top-down space shooter. Pilot the Salvager, collect salvage to upgrade your ship, balancing an economy by mining asteroids and fending off waves of enemy ships, ultimately growing so large as to destroy planets.

Firehunt is a prologue for the main story One Way Road. Take part in space battles as you travel across the galaxy and fight to save humanity. This cinematic narrative driven action-focused space shooter, will take you on a journey into the near future, and put the destiny of mankind in your hands.

Starbase Gunship places you in the seat of a weapons officer on a state-of-the-art Gunship as you defend a remote outpost from an Alien invasion fleet. With access to laser cannons, missiles, miniguns and nuclear warheads, you are the last line of defense between humanity and the alien invaders.

Insane destruction-focused sandbox space shooter. Blow up whatever you want with blasters and missiles, customize and upgrade your battle rig, join factions or lead your squad. Progress, grow stronger, and become a legend of the galaxy!

Free-Flight Action Roguelike. Robotic star ships have started popping up all over the galaxy. The handiwork of the Digamora no doubt. Clean up the sectors and face the scourge of the stars herself!

A new dimension on the classic shmup genre, take to the skies as a rookie pilot thrown into the deep end. Prove yourself in skies as you battle devious enemies and work become a hero pilot in Iron Flight Air Force.

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.

Dodge, collect, and survive. Every piece of salvage you grab makes your ship deadlier and tougher.

A fast action arcade game revamped into Virtual Reality. Shoot with your weapon, dodge bullets with your body, deflect bullets with your swords, and launch missiles and ultimate skills!

A blend between Shoot'em ups and Looter Shooters. Take on the story or randomly generated missions to level up your pilot and collect loot to build your ships up to take on bigger challenges.

Alliance Tales is a linear, story-driven space combat sim inspired by 90s classics like Wing Commander and Tie Fighter. Take part in fast-paced space battles in a campaign that takes you on the hunt for a missing friend while foiling a plot to take over the Frontier Colonies.