Games like Alienautics

In "Blacksea Odyssey," hunt giant space behemoths and gather bounties as a lone spaceship captain in a gladiatorial tournament. Upgrade your spaceship and spear to take down larger, more formidable foes. Experience a unique blend of roguelike permadeath, real-time combat, and pixelated graphics in this thrilling space odyssey.

In "Diluvian Ultra: Chapter One," play as the resurrected warrior-prince Atilla, on a quest to exterminate intruders who have defiled his tomb-ship. With 10 levels, 6 weapons, and 13 enemy types, the game features a unique dual-damage combat system. Further chapters with additional content will be released as paid DLCs.

"Abandon Ship" is a naval combat game set in a fantastical Age of Sail world, where you battle enemy ships and sea monsters in treacherous environments. With a wide range of unique, story-filled islands to discover, each voyage brings new challenges and the risk of permanent death. The game's Art Style is reminiscent of classic Naval Oil Paintings, adding to its immersive atmosphere.

Zotrix is a single-player shooter game inspired by classic arcade machines, featuring brightly colored enemies and over 50 missions. Gameplay involves escorting cargo ships and avoiding enemy attacks, with rewards used to upgrade ships or purchase new ones. The game emphasizes repetitive arcade-style gameplay, requiring players to "grind" to progress.

Become king of pirates while sailing through seaports, battles, krakens & navy

Fractured Space is a 5-v-5 team-based Science Fiction Shooter game with fantastic mechanics and perfect graphics. Players control massive capital ships to capture mines, bases, and ultimately the enemy team's home in multiplayer or co-op single-player modes. However, the game can be very grinding and buggy at times. The game's description states that it combines the intensity of a shooter with deep tactical decision making across five sectors.

"Stellar Tactics" is a turn-based space combat and exploration game with classless character progression and customizable squads. The game features 160,000 Star Systems, 40 ships, and various equipment items that can be upgraded with Nano-Tech. Players can mine asteroids, trade commodities, capture ships, and engage in ground battles against hostile forces. The game also includes classless character progression with 240 perks for unrestricted customization.

In Serious Sam VR: The Last Hope, players step into intense arena-based combat, surviving endless waves of randomly generated enemies across various difficulty levels. Update 7 introduces a new skill and power-ups system, enabling players to unlock weapon upgrades and lay waste to enemies with tactical orbital lasers and plasma cannons. Compete against others in daily challenge leaderboards, customizing your experience with Serious Sam or Serious Sammy characters.

"Halfway" is a single-player Science Fiction Turn Based Strategy game with an intriguing story and good gameplay. As the leader of a team of survivors, you must fight and outsmart the enemy aboard a colonized spaceship while uncovering the mysteries of the violent invasion. The game features tactical turn-based battles, unique characters, and an immersive storyline with outstanding visuals and fantastic music, though some grinding is required.

"Assault On Proxima" is a Sci-Fi FPS set in the year 2915, where you must fight against the hostile Gacrux aliens as part of an elite marines squad. The game features a single-player campaign with battles across the Proxima C moon, and a co-op campaign for up to 4 players to battle alien hordes online. You can also test your skills in various multiplayer game modes.