Games like Astra Sentinel

In "From Glory To Goo," manage a colony on a hostile alien planet, balancing resources and defense against Goo creatures. Procedurally generated maps, various biomes, and upgradable colony ships ensure a unique experience each playthrough. Recruit units, form alliances with aliens, and upgrade your colony to ensure survival.

Get a glimpse of the future in Space War Machine! With non-stop action, use your strategy and skills to get grow your empire and fight in a universe brought to us by Keith Ty Havron. Pick your faction of super-powered aliens with 10 different choices, and build 20+ ships! With a vast set of powers to pick from, gain the upper hand for an edge while fighting to colonize planets before you are destr…

"The Riftbreaker" is a base-building survival game where you play as Captain Ashley S. Nowak, an elite scientist/commando in a powerful Mecha-suit. Your mission on the distant planet of Galatea 37 is to build up a base capable of creating a two-way rift back to Earth, using various machines for resource extraction, construction, and combat against hostile inhabitants. This task requires the development of a complex chain of mines, refineries, powerplants, and research facilities.

"Harvest: Massive Encounter" is a survival real-time strategy game where players build and manage resources to defend against endless hordes of alien enemies. With unique resource management mechanics and a variety of game modes, the objective is to stay alive as long as possible and compete on online high-score lists. Explore different planets and try new strategies in this epic battle for survival.

In "Infested Planet" , you command a small squad of soldiers against an overwhelming alien force, using strategy and tactical thinking to outmaneuver and outsmart the enemy. With 100,000 aliens closing in, you'll need to build defenses, equip your team with advanced weapons, and launch surprise attacks to capture and destroy alien hives. The ever-mutating alien army keeps you on your toes, demanding constant adaptation and innovation to survive.

Solareth is a single-player casual top-down arena shooter set in an immersive space battleground, featuring intense waves of increasingly challenging enemies. With over eight diverse weapons and a fantastic atmosphere, the game demands quick reflexes, sharp tactics, and offers a highly replayable experience despite some bugs and heavy grinding. Its intriguing story, amazing mechanics, and good music enhance the thrilling, blood-soaked action.

Iron Marines is a real-time strategy game that puts you in command of a powerful army of space-age soldiers. Battle against alien threats and challenge challenging missions using cutting-edge technology and cunning strategies. With a variety of units, upgrades, and heroes to choose from, every playthrough offers a unique and engaging experience.

Koya Rift is an action-packed platform shooter that is built around circular, adaptive gameplay that emphasizes replay value by challenging the player with procedural content tuned to their skill level. In Koya Rift, the player must enter a hostile planet and destroy an alien race so the planet can be colonized. Each game, the player is dropped off at the surface and must venture into procedurally…

"Steel Rain" is a real-time strategy game set in a post-apocalyptic world. Players must build and manage their base, gather resources, and create a powerful army to battle against AI or human-controlled forces. The game features a variety of units, weapons, and upgrades, providing numerous tactical options to outsmart and defeat opponents.

"Imperium Galactica II" is a space-based real-time strategy game with empire-building elements. It features multiple playable species, a vast Sci-fi universe, and a variety of ways to achieve victory. The game includes three playable campaigns, custom scenarios, and massive battles. With updated high-res textures and vivid colors, players can relive the golden age of gaming and lead their species to ultimate domination.