Top similar games like Orbit HD:

Enter the ambient world of Osmos: elegant, physics-based gameplay, dreamlike visuals, and a minimalist, electronic soundtrack. Your objective is to grow by absorbing other motes. Propel yourself by ejecting matter behind you. But be wise: ejecting matter also shrinks you. Relax - good things come to those who wait.

Existential Nature Simulation

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

Create & destroy on an unimaginable scale with a realistic physics-based space simulator. Explore the beauty of our universe and the fragility of our planet. Use science to bend the laws of gravity, collide planets, boil away oceans, fire epic space lasers, and customize your universe.

An atmospheric science-fiction journey across distant alien landscapes. Traverse monolithic structures, solve intricate puzzles, and uncover the story of a lost civilization written among the stars.

Devilishly difficult but insanely rewarding physics puzzler. Play through 85 levels of diverse and ingenious physics-based challenges.

Come with us now on a journey through music and space... To the world of VOYAGER ◯∘ A minimalist, relaxing & atmospheric experience to chill out to for a while…

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!

A challenging Suika-like with no ground and an end

Launch the Voyager space probe to the furthest depths of the Solar System! Use gravity to slingshot around planets and scan, orbit, or land on targets to earn stunning replays of your accomplishments.

Grow from a tiny particle into a cosmic force in this arcade-style level-up game. Absorb matter, gain abilities, and consume the universe in a fast-paced journey of endless growth and transformation.

Embark on humanity’s greatest journey to the Moon with Lunaris. Take on the role of an astronaut navigating NASA’s Apollo missions, from the roaring launch of Saturn V to stepping on the lunar surface. Experience the triumphs, challenges, and legacy of space exploration in this immersive simulator.

Do you enjoy playing around with the physics in games? Then this is the game for you. Stack Masters is built around exploring that concept in a competitive way. Including a built in level editor and Steam Workshop support, the game offers a never ending supply of physics sandbox gameplay to explore.

The player takes on the role of a grandchild who arrives at the apartment of their recently deceased grandmother. Like many from the older generation

ToT: Experiment is a sci-fi short story game set on a remote ship wandering through space. Without any memories or recollection of his past our hero is tasked by the ship AI - AR.I.A. to perform daily tasks, that will help to maintain the ship.

Start as an asteroid, grow by absorbing other celestial bodies to become a planet, a star, and ultimately a black hole. Experience realistic gravity and orbital physics in an ever-evolving sandbox universe.

A toy for stacking bricks. Be the creative you always were.

Ensure the moon is safe for man's inevitable lunar habitat. Drive and interact as a Lunar Rover with crashed ships, the natural resources and explore the nearby landscape to determine the suitability!

In Spaceflight Simulator, you will get to build your rockets, plan launches and flights, attempt landings, deploy payloads and explore new worlds.

Stylized single player adventure survival game. Explore the vastness of space, collide with smaller objects, avoid larger ones, grow until you are pulled into a black hole.

Be ready to get your hands really dirty. In this game you will have to do things that others find too disgusting. Sewage, excrements and blood are just a few examples of what awaits you. You need to be careful or else you will catch an infection. Staying in the hospital means the end of work.

An orbital mashup of physics, puzzles, and business simulation! Navigate packages through a galaxy using gravity and tools like slingshots, mass drivers, and cannons. Create your own levels & share them with the world via Steam Workshop. The ultimate space delivery challenge awaits!

Real-time planetary collision sandbox powered by SPH physics: smash planets together and watch the destruction and its aftermath!

Dynamic abstract sandbox universe. Changes and evolves as you do.

Explore the cosmos with your furry friend and collect antimatter to open portals to different celestial worlds. Use gravity and momentum to navigate through planets, asteroids, and comets while avoiding black holes and space debris.

A single player space game where you fly a rocket around a tiny solar system with realistic physics, including take off, orbiting, orbital transfers and landings. Help settling other planets and moons. No time limits, no stress. If you crash you just get rescued.

Immerse yourself in a breathtaking virtual reality setting and practice your Disc Golf skills in the comfort of your own home.

If you have ever thought of becoming a doctor – here is your chance! Arm yourself in a stethoscope and do a ward round to keep up to date with your patients’ condition. They may complain and question your authority but remember – you’re the doctor!

From stardust to cosmic sovereign! In this unique space game, evolve by devouring everything. Grow from a tiny rock into a massive galaxy. Each swallow brings growth, each evolution brings victory. Unlock the universe's ultimate secrets!

You have officially joined the elite team of "Star Wipers"! Your mission? Cleaning! Alongside your trusted crew, you will embark on exciting expeditions to abandoned space stations, ruined restaurants in the cosmos, and unexplored planets.

A lovely and emotional 3rd-person puzzle game centered on Kara: a young woman who deals with a painful past experience. Armed with her elemental skill, help her try to find her way across a mysterious land and put an end to this pain.

Search for valuable items stashed in abandoned barns. Take part in storage auctions, bid high and buy yourself a chance to find exclusive items hidden in the past.

Build balance, one stone at a time. Stack stones into tranquil cairns in this meditative physics-based puzzle game. Explore serene landscapes, master gravity and patience, and create harmony through careful placement. No timers. No stress. Just you and the stones.

Planetarium for VR to learn about the stars, constellations, and deep sky objects from the Messier, Caldwell, Herschel400, NGC, IC, Sharpless, and Arp catalogs. Learn the positions of stars and the Messier objects; play the minesweeper in VR in a polyhedron.

An atmospheric 2D puzzle platformer made using real photos and videos from New Zealand's native forest. Become a seed that can possess different plant creatures with unique abilities. Solve the obstacles in your way to discover the secrets of the Seedlings.

Superflight is an intense, easy to learn wingsuit game with an infinite number of beautiful procedurally generated maps. A great game to relax for half an hour and chase your latest highscore!