Top similar games like Gaia:

Harvest energy across the solar system. Build generators on alien worlds, prestige for Dark Energy, and construct a Dyson Sphere around the Sun. Ten planets. Infinite power. One way home.

A short incremental space game about building and expanding a mining fleet. Destroy asteroids, collect resources, and upgrade your ships to mine faster and extract more with every run.

A short, chaotic incremental game about growing your black hole as you chase panicked animals across levels with janky physics. Catch them, stack incremental upgrades, and dive into fast runs that always tempt ‘just one more’.

Age of Axiom is an atmospheric incremental game that combines satisfying "number-goes-up" progression with an unraveling sci-fi mystery. 

A simple idle, clicker game where you create atoms and feed them to a black hole. Unlock new elements, upgrade your stats, resources, and watch the numbers go crazy

P.L.A.C.E.R-1 is an incremental game about a planetary mining robot. Blast rocks with lasers, collect and process valuable resources, purchase upgrades, and automate your operation as you advance to increasingly rich planets.

Build a cosmic energy empire in this colorful incremental sci-fi game. Click, automate production, unlock technologies, explore distant planets, collect artifacts, raise cosmic pets, and ascend to unlock permanent upgrades.

Defend your moon from endless alien waves! Collect gold, upgrade defenses, unlock new weapons and planets, and build the perfect defense while you do other things.

Produce Androids and create a Fleet that will help you conquer new planets. Mine valuable minerals that will further increase your production capacity.

Build a star system, one planet at a time. Every orbit earns you money, and every planet adds mass your star cannot hold. Detonate it, spend what the blast leaves behind, and begin again on a bigger star.

A short incremental building game where everything functions with your Spin Power. Build structures, mine resources, unlock new lands, upgrade yourself inside the big skill tree, automate resource mining to increase your income and awake the mysterious water tank from eternal slumber!

The sun is dying. One billion minds sleep below. You are HALCYON, the caretaker AI — dismantle a solar system, planet by planet, to build them an Ark. An incremental that ENDS: 4–6 hours, two endings, no infinite grind. Every world you consume stays gone. Even the Earth. Especially the Earth.

Idle Dimension Breaker is an idle incremental game about building permanent power through repeated runs. Allocate echoes, rewind for lasting growth, unlock new systems, and push deeper into layered dimensions.

A cozy arcade idle game about one small astronaut alone in a forgotten corner of the cosmos. Slingshot around planets to gather stardust and spend it to keep your machines humming while you're away. Every idle hour is earned. Navigate an asteroid belt, slice feral space worms and find your way home.

Board your ship and push the boundaries of space exploration in this contemplative space incremental. Gather resources, develop your technology, and travel from the Moon to the edge of the solar system to answer a mysterious signal from the stars.

Mesmerizing incremental idle clicker game about space. When objects collide, you receive matter. Use this matter to unlock and upgrade objects in your star system. Use powerful Abilities. Dive into the Prestige system (Warp) with a wide Skill Tree, and discover new star systems with new bonuses.

A chill clicker-idle stars hunting and constellations creation game that sits in the corner of your screen. Feel free to daydream while you are working or doing something else.

Build a self-sustaining forest in this incremental idle game where you chop trees, automate production with workers, stack upgrades for exponential growth, and use prestige and XP-based perks to push your output further every run.

Crush empty cans and sell the aluminium, buy upgrades, automatic can presses, and robots to automatize and speed up your process, and pay off your debt.

Mining Away! is a short incremental game in which you mine ores, collect resources, progress through the vast skill tree, find rare relics, and unlock powerful pickaxes!

A short incremental game about feeding a Black Hole matter by destroying Asteroids, Planets, and Stars.

In this short incremental game you're tasked with growing The Company. Purchase planets, unlock specialized space stations, produce millions of resources, and dominate the solar market. How much can you accomplish in a generation?

Construct colossal megastructures in this industrial, retro-futuristic idle game. Manage grid-based modules, explore exotic star systems, and unlock the secrets of reality through exploitation and optimization.

A cozy incremental game about growing your way home. Strategically plant flowers, optimize machinery, and grow your tree tall enough to escape!

One More Core is a 3D incremental game where you carve through planets layer by layer with your flagship, gather resources, upgrade your fleet, and keep advancing until you capture the planet's core. Don't forget to refuel… there's one more core to go!

Earn antimatter through dimensions! Gain Infinite antimatter to collapse the universe!

An idle/incremental game about a lone radio operator keying into a silent universe. Click or walk away, both work just as well. Build your station, log distant contacts, retune to grow stronger, and slowly decode what answers back.

A sci-fi incremental about industrializing the universe, collapsing it into Stardust, and rebuilding stronger. Automate twelve tiers of impossible machines, chart a finite galaxy, draft run-changing Cosmic Laws, light five constellations, and descend into the endless Abyss

An idle asteroid mining management simulator. Earn credits and advance through corporate tiers to expand your range of mining tools, policy upgrades and resource efficiency. Unlock the history of interstellar mining since the NofVS and, with a little help, uncover the truth behind the propaganda.

Below the Crust is an incremental mining game about digging through layered planetary crusts, optimizing efficiency, and steadily progressing deeper over time.

A Game About Getting Bigger is a loot-driven incremental game about feeding a growing black hole. Destroy celestial bodies to make the black hole at the center grow larger and larger.

Build an industrial base among the stars. Gather resources, manufacture ships, research technologies, and explore unknown regions of space. The core gameplay can be played offline, while alliance features add online missions and cooperative construction.

A nostalgia-infused pixel clicker in a comedy wrapper. 

My Little Cosmos is a light idle clicker game that runs quietly in the background. Keyboard input and mouse clicks from everyday computer use automatically drive the evolution of a universe, with inventory rewards dropping over time.

'A game about eating the universe' is a short, satisfying incremental game. grow a black hole by destroying planets.

A short incremental game about space mining. Walk around your ship, physically interact with it's systems, blast asteroids, collect resources, upgrade your gear and watch numbers go up.