Top similar games like The Planetologist:

This is a rogue-like top-down shooter where you control a spaceship that is sent out to explore the caves on the Moon. Once you enter the caves, you find out that there are enemies. It is up to you to survive against them while also trying to find the path down to the next level of the caves.

"Lost Colony" is a Twin-Stick Shooter Action-Roguelike set on an abandoned space colony. Guided by your drone companion, you must explore the planet and defend yourself from the swarms of aliens and the corrupted colony security system. Will you uncover the secrets of the Lost Colony?

lone.AI is an upcoming space RPG roguelite. With challenging, relentless gameplay, each run has the potential to boost your ship's power, speed, and more. As a lone AI, fight your way through the solar system and uncover the secret behind the ZOSMA, an alien race that holds power over the system.

Annihilate endless hordes of aliens in this action-packed sci-fi rogue-lite. Acquire a variety of firearms and upgrade your equipment to fulfill your mission.

Xentron Attack is a multi-directional shooter. The evil alien forces called Xentron have invaded your galaxy and spreading dangerous meteors and missiles in the space. Fight with smart enemies who calculates your movements. Turn your ship precisely and use the borderless space wisely.

Escape from a tyrant government and save the planet Shambala. Be the resistance! Starexcess is a retro-looking vertical shoot 'em up inspired by the 16-bit era. Take on enemy armies and dodge frenetic shots in this shoot 'em up for one or two players in a local ofline co-op.

Defeat enemies and get parts! Build your own spaceship!

In a world where a robot revolution failed, the last humans search for a way to survive and escape. Beacon of Neyda is a side-scroller strategy game where you have to survive waves of enemies while creating and upgrading your base. Build where you want - Defend what you can.

A sci-fi wave-based shooter with roguelite elements. Collect powerful upgrades and unique combinations to wipe out hordes of bloodthirsty creatures and make your way into the Abyss.

Defend your base on Mars from invaders in Residuum. A thrilling mix of tower defense and shooter gameplay, upgrade weapons and choose your crew for a unique experience each time. Play with a friend for even more excitement!

A sci-fi shoot'em'up game with heavy focus on upgrades experimentation, featuring two unlikely heroes that must work perfectly together, despite their share of secrets, to surpass their limits and succeed in eliminating a threat that might destroy both Earth and Andraxia if left unchecked.

Blast aliens to pieces and start a rebellion in this fast paced pixel art top down shooter where sprinting kills.

Dynamic 2D retro, pixel-art, shooter. Fly fast, shoot accurately. Fight back the Rivanirs invasion. You are the Captain Jackson, you are their Doom.

Hostile Lands is a 2D top-down, shooter where a crash landing is mistaken for an act of war. LOOT hundreds of unique guns. ENHANCE your skills. RESCUE surviving crew members and ESCAPE...if you can.

Star Devil is a Sci-fi Station Survival Roguelike Game with dynamic alien infection. Playable in both single player and split-screen co-op.

Time and date are not important. Aliens have boarded a military vessel deep in space. Little do they know, #T217, a combat clone onboard the dreadnought, has been waiting for them. Use a wealth of weapons and mechanics to eliminate them with expert precision.

Outpost Delta is a single player, 2-D side-scrolling sci-fi shooter for PC. Take on the role of Delta, the outpost’s emergency defense, who along with her AI companion must defend the space station against alien intruders.

The Citizen Kane of Super Crate Box clones - dance with death through randomised rooms to clear your space freighter of irradiated aliens in a brutal arcade platformer shooter stuffed to the brim with unlockable weapons, explosives, special abilities and defense moves.

Vortica is a 2D action roguelite set in a solar system overrun by hostile aliens. Suit up, loot up, and shoot up as you battle against enemy hordes, explore derelict outposts, and hunt giant bosses. Each mission gets you one step closer to reaching Earth and saving the human race.

Astral Flux is an action-platformer with roguelite elements where each run is different. Traverse hostile alien planets, discover dark secrets, and face powerful foes in combat.

Shoot' Em Up, Vertical Fast & Fun !The Overdriven Ship is back :More better, more intense, and more beautiful !

Stellar Space is a new take on a classic arcade game with a modern, rogue-like, form for new players to enjoy!

2D space shooter and turret defense come together to create the Planetary Defense System this world needs! Shoot down asteroids and aliens and survive the bosses in this arcade like game featuring customizable satellites, projectiles, and upgradable Cannon and Planet Shield systems.

Sanguinite is a lunar-lander-meets-twin-stick-shooter action game with elements of resource management and exploration. Equip your remote drones and explore the dangerous surface of distant worlds. Bring resources and artifacts back to your ship. Investigate the origin of the aliens you encounter.

Microbes and Machines is a roguelite action game where you control a little bubble robot that fights against the forces of evil.

Dive into 'Eternal Reverie,' a team-based roguelike shooter exploring the mysteries of an eternal war. Solo or in co-op, navigate diverse planets, pilot unique ships, and customize with 80+ upgrades. Unveil secrets on branching paths to increase your roster and discover the truths of the universe

Planets, aliens, resources, upgrades, caves, mapping & documenting star systems ... seek a new home for the human race. An all-inclusive (admittedly janky) procedural space-sim made by solo developer Schmidt Workshops.

You are isolated on a small meteor and need to build a fire to escape before being destroyed by aliens. Use your limited space to create machines and obtain more and more resources. Enjoy this mix of puzzles, tower defense and incremental gameplay.

Picayune Dreams is a roguelike blend of bullet heaven horde survival, and bullet hell gameplay. Adrift across the endless void, you must fend off thousands of nightmarish and otherwordly creatures. Uncover a mysterious and surreal story. And don't forget. You mu [TRANSMISSION INTERRUPTED...]

Alpha Particle is sci-fi action game about a defenceless particle that must overcome it's obstacles creatively

FTL meets Vampire Survivors meets Superhot. Equipped with the one of a kind Time Engine, time only moves when your ship moves. Escape the doom impending swarm that is threatening the galaxy.

A micro horde-survival roguelike where time only moves when you do! Level up, choose your skills and slaughter thousands of monsters. Jump in the monster-slaying arena and piece together your collection of gear, characters, and stages to become the ultimate survivor!

Code Arcturus is a retro inspired arcade-style action platformer, with aliens, robots, spikes, explosions, and lots of coins. Blast your way through levels, compete for the fastest times on the leaderboards in Speedrun mode, or put your skills to the ultimate test in Nerfed mode

We Will Get Revenge is a challenging Roguelite-Shoot'Em Up game with interesting mechanics and physics in which you will have to take revenge on those who destroyed the earth. Battle, upgrade, die, and repeat. Unlock weapons, enemies, missions, mutators, ships and much more with each game.