Top similar games like Astra Protocol 2:

Don your space helmet and fire up your star drive as you blaze a trail across the stars in this 1980s inspired VR space exploration game.

Far from Earth, mankind hasn't changed in the centuries since we've reached the stars. Across this wide-open galaxy, you'll find merchants, builders, and explorers. The more adventurous are colonizers, conquerors, and even space pirates. And you, Voyager? What will you be?

QANGA: Dive into a sci-fi adventure of exploration and resilience across the cosmos. Merge your mind with a state-of-the-art cyborg crafted by ICLab's Industry labs, and journey through this expansive universe!

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

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!

Explore a scientifically accurate Milky Way galaxy and discover distant uncharted worlds, while having unrestricted access to every deck of your Magellan Class deep space exploration vessel. Interact with numerous fully simulated ship systems, or simply relax in the bar and watch the stars drift by.

Fly your space ship through a 2D sci-fi world. Fight real-time space battles, upgrade your vessel and trade rare resources. And if you get bored on the way, text with your AI assistant Hopper. She will know what to do.

A physics-based mining sim, set in the thickest debris field in Sol. Every action has a reaction, lasers are invisible without a medium, and your thrust is a potent weapon. Find trade, adapt your equipment to your playstyle, hire a crew to help. Unravel the mysteries of the rings, or just get rich.

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!

Space Travellers is a unique open-world sandbox space simulator set in the year 2343. Travel the galaxy, trade, explore unexplored worlds, fight, build bases and factories, forge alliances and experience new adventures!

A first-person survival and automation game where you build factories run by drones to power a machine that terraforms a planet. Build bases, prepare for storms, and harness the weather along the way.

Experience fast action, thrilling levels, spectacular explosions and lots of pew-pew-pew. Star Horizon is a reboot for the on-rails space shooter genre.

Dive into a top-down bullet hell survival RPG. Battle through intense planetary and space combat, explore vast worlds, and build bases. Solve puzzles, trade, loot, land on freighters, steal ships, rent houses, and interact with diverse aliens in an endless universe.

Subdivision Infinity is an immersive and pulse pounding sci-fi space shooter featuring stunning graphics and tight spaceship game play. Hunt down and destroy enemy spacecraft, crush capital ships, mine asteroids for rare minerals, and find blueprints to craft amazing new vessels!

Go fast and avoid stuff as you explore the galaxy or compete for the fastest IL replay. Create and share levels for others who love to go fast and avoid stuff :)

3030 Deathwar is a unique mix of Adventure and Space Sim. Explore star systems, mine and hunt pirates in top-down mode. Leave your ship and switch into classic Adventuring mode, where you explore derelicts, talk to shady characters or head over to the space bar for a drink.

An action packed strategic space adventure with trading and procedural generation. A space vagabond with a gambling problem must trade and fight off pirates to pay a debt before he is turned into space dust.

Astral Flux is an action-platformer with roguelite elements where each run is different. Traverse hostile alien planets, discover dark secrets, and face powerful foes in combat.

Welcome to our sci-fi space adventure, where players take on the roles of a crew aboard a spaceship as they work together to survive in the vast and dangerous universe.

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!

Red Planet: Survive is a first person survival game for Microsoft Windows. Surviving in the harsh conditions of the Red Planet will be hard, but if you are strong enough, you will succeed. Find the best way to survive, but be careful, since each wrong step will ensure your demise. The environment is your main enemy.

Design and simulate the starships of your dreams! Command your ship or fleet in epic battles and manage your crew while exploring a dangerous galaxy. Play alone or with friends, test your ships in online PvP, and let your imagination reach for the stars!

Space Tourist is cosy space exploration game. Visit Planets. Plant Flags. Take Photos. Relax. Claim your Serene Nebula Tourist Permit! Explore over 200 star systems in the Nebula. Once your camera reel is full, place an outpost on your favourite planet and watch its peaceful days pass by.

Cosmonautica is a fresh take on space trading in a procedurally generated universe, paired with quirky humor for your intergalactic enjoyment.

You are a pilot, seeking revenge on your deceitful father who threw you into unknown space. Can you find your way back and get revenge? Experience a mix of 2D topdown space adventure and explore planets to discover quests, negotiate trades, mine, hunt and survive in an expanding universe.

An exploration experience where you develop mini star systems. Construct buildings in a stellar archipelago while jumping from planet to planet. Navigate gravity fields, collect resources, and survive in the final frontier.

Typing Stars is a fun, straightforward game that helps you master typing speed and accuracy. Race against the clock, beat your friend's best scores and become the typing star! 

Explore the farthest reaches of Human Space in this open-world space adventure. Compelled to journey to the Galactic Core by a mysterious hyperintelligence, you must fight your way through dozens of star systems teeming with clashing empires, expansionist AIs, and fearsome xenophobes.

You wake up alone in a damaged space station with no memories. To get out of here, you will have to build your own spaceship. But survival comes first: gather resources, build a base and a factory out of gear and steam, and explore hand-crafted planets with unique biomes and resources.

Haul cargo, trade salvage and keep your space suit close as you search for fame and fortune among the stars in a game that puts an interstellar twist on the truck sim genre.

Explore the pixel cosmos, jumping from star system to star system. Land on fully procedural planets, and make them your home.

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.

At One More World, Inc, our mission is to be the ultimate safeguard for planets in need. With our extraordinary team strategically scattered across the universe, we can swiftly confront and conquer any challenges that threaten planetary harmony. Are you ready to join the team?

Deerstalker is a cyberpunk detective simulator at the frontier of humankind's expansion into space. Discover the outer worlds and solve cases with unique clue-gathering mechanics. Confront the ethics of interstellar justice and hunt true villains across multiple story arcs.

A fleet combat and space exploration game. Pilot ships, control a fleet, build and upgrade colonies, mine resources, craft items, trade, upgrade your ships and fleet, carry out missions, board ships, destroy ships and get revenge on the empire that conquered your home planet.

Starcom: Unknown Space is an action RPG of space exploration and adventure. Build your own starship while discovering an epic story in a universe of strange mysteries, alien factions and uncharted worlds.