Top similar games like Collapsed Horizon:

Off-World Prospecting is a game about exploring and striking out on your own on an alien planet, and becoming the ultimate prospector as you survey the land for valuable fauna, minerals, artifacts and more, and search for your long missing sister in an uncaring yet endlessly enticing landscape.

A minimalist game where you venture into a snowy world filled with mysteries and glacial secrets. Explore by melting snow with a heat cannon, collect valuable resources and ancient artifacts, and rescue frozen characters. But most importantly — find and assemble the remains of an ancient Mammoth!

Futurion is a sci-fi survival sandbox where you collect robotic pets and mounts. Harness your skills to build and upgrade a factory on a giant flying creature, and navigate the mysteries of a dynamic universe.

An immersive survival crafting adventure game set on an alien planet. Explore the surroundings and build an understanding of the world around you. Create tools, devices, and structures to overcome the limitations of the harsh environment and unravel the mysteries of the unknown signals.

Medusa Frontier is a budget sci-fi survival game being developed with OpenGL & C++. Gameplay is currently limited to resource gathering and base building on a 1k terrain map.

Embark on a galactic journey in Cubic Odyssey, an open-world adventure where you explore vibrant planets, craft tools, build vehicles, and fight the Red Darkness. Uncover ancient mysteries, and shape a universe full of life, danger, and limitless possibilities!

An open world survival and automation game. Engineer Alpha combines an infinite editable world, building and connecting of automated machinery, and RPG style player progression.

A sandbox open-world survival set in a dynamic world of floating islands, each with its own ecosystem and climate. Explore and thrive by strategically exploiting these environments. Harness energy, strategically farm, craft your airship and much more, while uncovering the mysteries of this world.

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.

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!

The conquest of the Solar System has begun – prove yourself as a space colonist! Pilot the spaceship, choose the planet you wish to inhabit and build your new home. However, remember that there are no rules or laws in outer space. Don't underestimate the danger and stay vigilant – enemies are near!

Endeavor is a 3D Space Adventure. Explore, Gather, Build and Battle your way through the unknown frontiers of deep space.

Voxel Miner: Dwellers of the Deep, is a single player game where you mine resources to upgrade different skills, abilities, and fight the creatures you come across along the way! Strategize your upgrades, fight monsters, or just sit back and enjoy the satisfying mechanics. The choice is yours...

No Man's Sky is a game about exploration and survival in an infinite procedurally generated universe.

Discover Voltcube, an infinite, uniquely generated block universe. Create machines, explore a multitude of biomes, and build to your heart's content. Survival or creative, every playthrough offers a unique journey.

An open World Space Logistics Simulator set in the future where humanity have just started the BIG colonization effort of a new found world. Manage fuel economy and mine ores

Exo Digger is a relaxing mining simulator set on a distant planet. Dig deep, extract rare minerals, upgrade your equipment, and expand your inventory. Explore the depths, but beware some areas of the mines may be dangerous. Who knows what secrets this planet holds beneath its surface?

You are a human sitting behind a digital display. Explore an alternate reality so you can question your own. Visit a virtual museum, black holes, stars, planets, moons, and more. Maybe you can fall into a black hole while you're at it. Not everything is as it seems..

Inno World - interesting sandbox, there you can change landscape as you want.

Enchanted Blacksmith is a first-person sandbox where you craft legendary weapons and explore a vast, handcrafted open world. Mine rare ores, gather magical materials, and forge powerful tools to gain fortune and fame. Unlock ancient secrets and become the ultimate master of the forge!

Start from nothing, develop your business and become the richest man in the world in an immersive first-person management game. Self Made Man puts you in the shoes of a successful entrepreneur. Customize your business and make the right decisions to build your fortune.

Cratered is an open-world planet exploration game with a distinct illustrative style. Explore a star system, land on planets with your ship and walk around in first-person. Use tools to dig into the surface to find hidden items. Meteors, explosions and collisions make craters on the surface.

Smash crystals, dodge rain, make money, upgrade your equipment, keep going.

Craft weapons, armor and tools, manage resources and expand your workshop. Experience realistic physics-based forging, unlock new recipes and special orders, and interact with a medieval town's inhabitants as you work to become the greatest blacksmith in the land.

A single-developer passion project. A seamless full scale solar system. Thrilling action. Be part of an incredible journey as a Universe is built from the ground up!

An open world survival game set in space.

Dig, explore, and survive in procedurally generated mines. Collect ore, avoid traps, upgrade your gear, and go deeper for greater rewards — or lose everything.

A space survival crafting mining base building and star system building game. Craft rockets to create planets and Dyson Rings, mine and craft advanced materials, terraform the terrain, manage electricity, farm food, and more as you watch the star system evolve into stunning, ever-changing views.

Control a mining robot and dig for mineral resources on various planets. Transport the valuable ores with your spaceship. Buy or craft upgrades to improve your tools. Defend yourself against the dangers of each planet to mine even the most valuable treasures!

Thrilling space battles meet deep strategy. X4 invites you to explore, fight, trade, and build an empire in a dynamic, fully simulated space sandbox, where every decision shapes your journey. Now featuring the 2025 flight model overhaul.

Remains - survival in outer space orbiting the planet. Explore the area. Find a way to restore oxygen. Create tools for your needs. Beware of the dangers of outer space. Build your shelter in orbit and try not to die!

Escape to an enchanting, living sandbox surrounded by wildlife and nature.

The arctic is a big place. Ever wanted to explore the endless expanses of the arctic as a Polar Bear? Well now you can in Polar Bear Game. Explore and survive a procedurally generated, infinite world, where, as a polar bear, you can choose whatever you want to do!

Worlds Of The Future is a sci-fi open world, action/adventure game. Explore a fully seamless solar system full of adventures, mysteries and colorful characters. Build your space delivery company, climb the company rankings and become a legend among the worlds!