Top similar games like Heliopedia:

Welcome to Anima mundi! Build an ecosystem, populate your planet, & immerse in the lives of its creatures as they grow and evolve. Each planet holds unique species. Will you be able to uncover the mysteries of each one?

An artificial life simulation about a robot cultivating ecosystems on the moons of a ruined planet. Grow fantastical plants and animals, facilitate their evolution, and gather resources while discovering the secrets of this strange world.

Curiosmos is a cozy space sim where you build your own solar system by hand, crafting planets, moons, gravity, atmosphere, and even life! Embark on a quest to discover the secrets of the universe!

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.

Welcome to this innovative sci-fi open-world! As the last survivor of humanity, build a home on a wild alien planet. Reignite civilization—from primal survival to advanced energy systems. Use the Planetary Control Module to reshape the world, uncover human secrets, and journey back to Earth.

Run Your Own Galactic Fuel Station! Restore an abandoned station, refuel starships, and grow your intergalactic business! Extract fuel, sell rare goods, and repair ships to keep customers happy. Expand your station, automate operations, and become the galaxy's most popular fueling hub!

Slime Factory is a game in which you have to develop your factory for breeding Slimes. Manage resources and construction, unlock new building types, and explore a variety of biomes in an open world!

Explore space: Colonize different planets, gather valuable resources, and build your own space colony. Travel the solar system and even create your own planet. Your decisions shape the future of the galaxy in this limitless space adventure.

Are you curious to discover what lies beyond our planet? Accompany Bean on his space mission and discover an endless number of adorable creatures called Puddies that will have to be trained. Launch yourself into the unknown or you launch him.

Watch and play with quirky critters as they generate loads of money for you in a unique idler/creature collector hybrid.

Planetiny is a relaxing idle game with Desktop Mode for work or study. Discover planets, collect Tinies, feed them and upgrade planets to boost productivity, and optimize by replacing the less productive ones. Enjoy chill or lofi music and customizable ambient sound layers.

A Cosy Space-Rover Photography Game. Help a new space colony conduct research on large spherical planets, by documenting elements of alien worlds through photography.

A creative game where your imagination is your limit.

Create and destroy on a scale you’ve never imagined!

Exovia is a relaxing physics-based asteroid mining and logistics sim. Move minerals, automate production, and explore deeper into the unknown. What begins as a cold, chaotic rock becomes a thriving machine under your command.

Evolution Survival is a survival game where the universe evolves around you. The plants and animals you saw at the beginning will be different at the end, They may not even be there, the star may have gone supernova or shrunk into a white dwarf. Who knows when Natural Selection is at the wheel!

Experience the beauty of a vibrant world filled with colorful dinosaurs. Play as a dragonfly, recolor the surroundings, collect dinosaur nests, and discover scenic viewpoints in this handcrafted environment. Enjoy the journey at your own pace, whether actively exploring or in idle mode.

In celebration of the 25 yr anniversary of the first release, this compendium contains all 4 games in the Battlecruiser 3000AD series which was first released in 1996.

Dragons are famous for their money hoarding and wealth. If only I could use some of that for myself, but adults are too vicious to tame. Baby dragons won't be though! It's time to collect them all! Time to get rich, and maybe I can finally pay off my student loans!

Steampunk Idle Spinner is the game in which you can build incredible mad science contraptions and spectate them spin and earn money! The game has mines, cogwheels, balloons, electric field generators, vapor collector, portal and generates awesome vibes of exploration, construction and discovery.

Factory management and sandbox base building in zero-g environment. Survive, expand and then dominate space industrial market. Build large scale resource processing plant completely from nothing.

Interstellar Rift is an open world starship simulator with an emphasis on ship construction and multi-player interaction. Survive in a hostile galaxy with your own custom designed and constructed starship. Invite other players to join your crew or fight them across the galaxy!

Build your dream moon world in Kibus Moon Rock! A relaxing sandbox game with simple mechanics, an interactive world and new biomes to discover. Create colourful forests or buzzing towns, unlock new buildings, collect pets and build seamlessly in a fantasy space world.

After a mysterious accident you are left are stranded, floating through space on a piece of a space station. Craft supplies and Hubs to expand what is now your home. But be warned space is a dangerous places where one mistake can mean certain death. Can you defy the odds and survive in space?

Manipulate climate, add plants and evolve creatures in this planet and life sandbox simulation game. From cells to civilizations, spread life throughout the whole planet. Or just enjoy watching your creation burn!

Transform barren land into a thriving ecosystem in this relaxing building game. Recycle trash, grow plants, and reintroduce wildlife to create a self-sustaining world.

Croakwood is a creative, relaxed town building simulation game about frogs and nature! Design and create structures, plan and decorate towns, and explore an ancient forest to guide the growth of a charming community of tiny amphibians as they settle into their new life in the lush and wild woods.

Open a Pixie shop and dive into an adventure with whimsical creatures. Tame, train, and evolve Pixie characters, then explore the vibrant city with them. Manage your shop, serve customers, and grow your business. Join now and create your own Pixie legend!

Celestarium, an astronomy game where you start as an amateur astronomer. Discover and map planets, sell data to corporates, improve your gear, start your own space agency, manage your own missions, build and fly rockets to discovered bodies. Explore, prosper and expand your presence in space.

Space Tourist is a chill, mechanic-lite, easy space exploration game designed for tired gamers who love to discover beautiful worlds without overwhelming systems or steep learning curves. Explore space. Land on new worlds. Plant flags. Take photos. Relax.

Save fantasy creatures and protect them until releasing them into their natural habitat. Build your shelter, explore the neighboring region, and encounter a series of events.

Casual puzzle game on a cosmic scale. Build stars, planets and other cosmic objects. Evolve your cosmos using abilities of the stars from stellar winds to supernova.

Push the boundaries of science while battling the creations of rival genetic engineers on the beautiful and remote WHITHERWARD ISLANDS. EXTRACT, SEQUENCE and SPLICE DNA. INCUBATE, BATTLE and UPGRADE Genomon. Genomon is a genetic monster making lab and battling sandbox.

Draw your own fish and unlock new ways to decorate your aquarium. If you feed them well, they will gain a metallic shimmer as they age. Will you be the one to raise a golden fish in this relaxing sandbox experience?

VR Fishtank is a relaxing VR game in which players can unlock and raise over 70+ aquatic creatures, create your dream aquarium, play minigames, and get up close and personal with your favorite fish!

Mars Clicker is a game where you embark on a mission to accumulate a gigantic amount of crystals on Mars.