Top similar games like Astra Protocol 2:

Fire up your CRT monitor and dive into this cassette-futuristic space adventure. Battle hostile ships, strange fauna, and an obtuse user interface while serving the whims of the Apex Corporation. Uncover the meaning behind The Astra Protocol as you explore a vast, volatile cosmos.

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

A Planetary System of Slow-Life Simulation and Adventure :)

Asteroid Station is about mining asteroids, but that's not all! Battle hostile machines, defeat powerful bosses, and upgrade your ship as you push deeper into dangerous sectors in this top-down space mining and combat game.

Fly real astrodynamics from an Apollo-era DSKY. Plan Lambert transfers, mine asteroids, build a fleet, and survive a 38-body solar system where every trajectory is solved from Kepler's equation. No autopilot, no cheating.

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!

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

A space sim survival where each decision costs power. Every system drains your dying reactor. Pilot a crippled spacecraft across a real-scale solar system using true orbital mechanics, manage critical systems, scavenge for resources, while you try to uncover why humanity seems to have disappeared.

Unknown Horizon is a retro styled top-down space exploration adventure where you will meet new alien races, learn their secrets and build their trust to get their help to find a way 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.

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.

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!

Fly a second-hand ship past the edge of the charted stars. Dive from orbit through the clouds of a world nobody has named, land anywhere and step out of the airlock. Chart its rivers, caves and species, name it, claim it… or go too far to ever come back.

Survive and explore space in Astrobound! Visit strange planets, encounter cosmic calamities, and keep your crew alive as you journey through the stars in a retro-inspired whimsical space adventure.

Top-down space trading and combat on a working frontier. Run cargo, hunt salvage, fight pirates, and build a corporation that survives twenty cycles of pressure from the Cryos Foundation, the Frontier Allegiance, and the Sable Syndicate.

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!

Rebel Galaxy is a swashbuckling space adventure, with action-packed combat, exploration, discovery, trade, and “negotiation” with the outlandish denizens at the edge of the known universe.

Build and automate your own modular space fleet in this sandbox base-building game. Mine asteroids, expand your ship, fight enemies, explore new star systems, and uncover the deepest secrets of the universe.

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.

A 2D space trading game with a real economy. NPC ships haul cargo between 78 stations and prices move whether you're there or not. Good routes die as other traders catch on, so you keep hunting new ones. No quest markers, no "best trade" arrows. Just you, a map, and the prices.

In the distant future, the X universe faces a period of profound and irrevocable change. While the universe stumbles towards an uncertain future, countless adventures await as new enemies rise in search of power.

Deep Claims is a space exploration game where you upgrade your ship and equipment in order to mine increasingly valuable and hazardous asteroids. Can you make it to the core?

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?

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.

Step into the grease-stained boots of a debt-ridden Patcher in a gritty industrial space station. Diagnose critical failures, strip panels with your automatic vortex drill, and replace complex components to bring massive ships back to life. Restore power, clear the smoke, and pay off your debt.

Grab your jetpack and explore procedural asteroid fields, derelict spaceships and abandoned outposts. Build and automate your Space Rig to process scavenged trash. Craft, trade and fight your way home in this interstellar, open-world survival sandbox.

Haul cargo, hunt bounties, upgrade your ship and get paid in a gritty lo-fi universe. Hand painted graphics, procedural generated star systems that can be navigated, story campaign mode or huge open-world.

Pilot the last vessel of a fallen civilization into the vast expanse of space. Collect resources and search for a new world to call home in this minimalist space exploration and survival game.

Explore a collapsing multiverse, make first contact with 75 alien civilizations, and uncover the truth behind reality’s unraveling—one discovery at a time.

Build, Fly, and Survive. StarDune combines tactile, modular construction with seamless space travel. Reshape vibrant voxel planets, automate your outposts, and explore a procedurally generated solar system alone or with friends in a world that’s yours to mold.

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.

You are a Scraponaut, create your own spaceplane with unique parts each affecting the way your plane behaves. Collect scrap while exploring procedurally generated islands, unlock and discover unique new parts to upgrade your spaceplane.

A futuristic sci-fi persistent universe exploration game with one million stars and 18 million planets and moons. Fly your ship to any star and explore its solar system. Claiming stars, planets and moons will make them yours forever - other players will see your discoveries and you will see theirs.

An open-world space exploration game. Explore, trade and fight to rise the ranks, discover new worlds and new species, and leave your mark on the Galaxy.

A 2D isometric sci-fi survival adventure. Travel between remote locations, manage oxygen and suit systems, follow broken signals, and decide how far into a colony world locked in endless night you can go before turning back.

Repair your spaceship, explore mysterious planets, battle strange creatures, and survive in this sci-fi sandbox RPG where every journey becomes a new adventure.