Top similar games like Keep Them Sleeping:

Galactic Empire is a 2D turn-based strategy game where you, as the Commander, decide the fate of the entire universe. Expand your planet, explore solar systems, play cards in cantinas, modify your ships and conquer more planets.

Supply energy to many spaceships in this small, chill resource and time management game, inspired by Overcooked. A Cooked-Like, if you will!

Commanding a starship, you’ll trade goods across the galaxy, evade cosmic threats, and grow your trading empire. Do you have what it takes to outmaneuver rivals and become a trading legend? Take command of your destiny in Epic Space Trader, your journey to the stars begins now!

A single-player 2D top-down pixel game with space physics. Mine asteroids in the middle of an asteroid field using manual controls or by directing mining drones. Protect the outpost, buy from trading ships, mine as much ore as you can and survive as long as possible! Do you have what it takes?

Fast-paced gameplay, rainbow colours and snappy animations all come together to give you a retro arcade-feel game with renewed graphics and avatars. There's a variety of different modes for you to choose from, and different skins to unlock and leaderboards for you to show off to your friends!

The Final Earth 2 is a vertical sci-fi city builder. Earth is unlivable, so you decide to create a space colony. Gather resources, then build and research your way to a better future! Grow your city from an exploration ship to a huge metropolis, full of advanced technology. What will you build?

A story-driven incremental game with idle and auto-battler mechanics, inspired by Factorio logistics, Path of Exile itemization, and Eve Online's economy

Create mini planets and civilizations. Let them flourish, or let them fall - literally. The choice is yours, Doctor Planet.

Prepare for your unexpected enrollment into the Startenders Academy. Your goal is to create bizarre beverages for colourful customers in the hope that no one notices you haven’t the slightest clue what’s going on.

This sci-fi adventure brings you to command stations in the far corners of space. Casually make decisions and watch how well you can balance the needs of your station.

Expand among the stars! It is 72k years in the future, and a new wave of Human expansion abounds. Join the ranks of the Ecxos, prep star systems for habitation, and develop your tools and ships to enterprise ever faster and further.

Delivering coffee shots...in space! Fast-paced cosmic mixture between Tower defense and Matchmaking, in an always unpredictable universe full of quirky customers from the entire galaxy. Brace yourself for a caffeinated journey like no other!

Embark on an interstellar journey with Galaxy Idle Clicker! Conquer galaxies, upgrade your spaceship, and face off against a myriad of enemy ships. With engaging minigames, powerful upgrades, GIC delivers an unparalleled idle space adventure. Join the cosmic conquest today and dominate the universe!

This is a 2D Pixel Top-Down Space Shooter Game. The game implemented Rogue-Lite elements, like the survivor series.

In the distant future, the X universe faces a period of profound and irrevocable change. While the universe stumbles towards an uncertain future, countless adventures await as new enemies rise in search of power.

The technologically advanced humanity starts looking for other planets to conquer. Now that the Earth is depleted of its resources, we're looking for them elsewhere. The Universe is open for us now - and it cannot hide any secrets. So how will you conquer it?

Astero Inc. is a space mining simulation game where players will travel to a dystopian future in a tense competition for asteroid mining rights throughout the universe. Take on the role of a small business owner in an all-out fight against the mighty Black Corp.

Velocity-driven arcade action!

Welcome to The Lost Hotel, a story-based pixel art game where you take on the role of a hotelier, saving the hotel from an endless time loop. Explore the hotel and interact with a diverse cast of characters. Uncover secrets and solve puzzles to unravel the mystery of the hotel's past.

The ultimate space capital ship combat compendium is the evolution of hard core space combat sims. The only game of its kind currently in existence.

A Mars survival management simulator in which you must produce fuel from bacteria and algae to leave Mars before an incoming storm destroys your base. Defend your base from the bacteria that infest it. Manage the fuel that also powers your base's elevator. Make crucial decisions to survive.

Master physics in one compelling physics puzzle after another. Aim the launcher and adjust its power, using your understanding of gravity wells to correctly plot their courses in a variety of challenges. Complete a light-hearted story and then test yourself in the endless Expeditions mode.

Endless Sky is a 2D space trading and combat game inspired by the classic Escape Velocity series. Work your way up from a relatively wimpy shuttle, cargo ship, or fighter, to a highly upgraded and customized flagship or to a massive fleet of warships or freighters.

Android Simulator: Prologue is just part of the amazing adventure that awaits you in the full version of the game. Take charge of a spaceship colony, flight route and manage the right water balance for plants, oxygen level, and spacecraft parameters to securely deliver the colonizers.

Make robots and spaceships,explore the space,fight with aliens.

A small quick game about building a factory to launch planets into a solar system! Grow your base and increase production to make the ultimate factory for launching planets!

The world is roughly a futuristic game in which you play as a "human will" rather than God. The main description of the game is an uncertain fate, macro diversity of the future world.

Take to the stars and harvest precious ore from wild asteroids! ASTRALODE is asteroid mining puzzle action with an interstellar support crew of colorful misfits.

A story based RPG where you play as a cargo ship owner that travels between planets with other peddlers.

Space Colonizers is a simulation and strategy idle game of Sci-Fi adventure theme. To explore more planets and meet cute aliens, you have to constantly install parts and upgrade spacecraft.

Embark on an awe-inspiring journey through the cosmos with "The Universe of Red Hope," a mesmerizing space simulation game that brings the wonders of the universe right to your screen. 🌌✨

A research spaceship reaches an abandoned planet. Nothing is what it seems here and the situation quickly slips out of control. Can the crew manage to survive and get back home?

Become a Space Mechanic! Get your hands dirty, explore the depths of space and repair broken machinery. Diagnose problems using diagrams and tools, perform repairs, manage your resources and watch the simulated machinery come alive. Or just gaze upon the beauty of the Solar System.

Watch as stars battle for control of a simple simulated galaxy. Each star belongs to a faction, indicated by its color, and combat happens automatically between neighboring stars. Your role is to observe the dynamic battlefield as stars change ownership.

The story takes place in the distant future. You will play a captain of a star ship and go into deep space. You need to manage your resources carefully. In the game, you can investigate the outliers of various planets, discover the wonders of the universe or learn the stories of lost civilizations.

Reach into orbit with Moon is not the Limit! Take to the stars as a recent recruit to the space program and learn all about the science behind space travel.