Top similar games like Sector Space:

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.

2d space combat like no other. From the perspective of a single crew member, explore the fully destructible interior of any ship in a massive living world. Engage in space combat with no hitpoints where you know your enemy is dead when you see them fall out of their ship into the cold dark of space.

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.

The ultimate space sandbox. Participate in epic fleet battles, form alliances, strive to dominate entire galaxies and harness the universe’s resources for your industrious empire or the destruction of others. Customise your experience, the universe is yours!

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

Endless Sky is a 2D space trading and combat game inspired by the classic Escape Velocity series. Work your way up from a relatively wimpy shuttle, cargo ship, or fighter, to a highly upgraded and customized flagship or to a massive fleet of warships or freighters.

Deep Despair is a Minecraft-style survival sandbox. Travel, collect resources, craft items, dig, build, grow crops and survive. Freedom of action is limited only by your imagination!

Suddenly thrown into an unknown galaxy, you must explore, fight or befriend aliens and transform your ship from a small survey vessel into a powerful battlecruiser to unravel the mystery of the forces that brought you here and find your way home.

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.

Welcome to Keplerth! Try to survive on a hostile alien planet in this 2D sandbox RPG, where you can choose to live alone or fight side by side with your friends in the online multiplayer mode. Survive, build, farm, fight, and explore your way to victory in this open-world adventure!

Mine asteroids, salvage space debris, design your own small or massive spacecraft using individual functional components, complete missions, and engage in battles against enemies in a vast galaxy with realistic physics based on orbital mechanics or in a classic physics mode.

Explore space and build on other worlds in Star Rangers! Star Rangers is a space exploration and construction game that allows players to build habitats and spacecraft, acquire gear and explore the solar system.

Build your warship and explore a galaxy full of unpredictable encounters. Master bullet-hell combat and survive multi-phased boss fights to take down your targets. Evolve from a simple fighter into a true dreadnought as you hunt down the galaxy's most wanted!

Build and navigate your ship as it barrels through space. Machines, pipes, and wiring; all necessities to keep your ship running. Survive and explore.

You are the last living organism in the galaxy. Adrift and alone in a cold dark world you must scavenge for resources to keep your ship running, and arm your ship to prepare for the swarms arrival. 

RE: OZMA is a 2D Hybrid Sandbox game, pursues sandboxes that are more accessible with faster action while keeping the collection and exploration elements of the sandbox. Players become an ‘Alien Creature’ and survive, explore and pioneer in vast space.

Deliver packages... in space! Test your agility by navigating through different galaxies carrying diverse packages and upgrade your ship. Will you become the best courier in the universe?

A real-time open-world space exploration game. Your ship and crew lost in a sector in chaos. Befriend the local residents. Explore, scavenge, research, craft, upgrade. Take command of your ship and crew, survive, solve the mystery of the dark sectors and get your crew home.

Command a crewed starship from the inside. Explore a living galaxy, answer distress calls, fight hostile ships, manage damage, craft supplies, and make captain-level choices during an interstellar war.

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.

In XenoHaven, gather resources to build shelters, enslave alien beasts to work for you, and run restaurants and shops. Delve into dark underground dungeons, defeat swarming insectoids and mighty bosses, and craft powerful gear to conquer the alien world.

Suit up as an operative of the Ark Corporation, sent to the farthest reaches of the universe in search of habitable planets to terraform. However, after the long space journey you awaken from cryosleep to find that your ship has gone way off course and is disabled near a strange new world.

A survey vessel bound for a destination 84,000 km away. While investigating a destroyed spacecraft, you encounter an unexplained spatial anomaly. Manage power and resources to continue your journey, and uncover the truth behind a phenomenon that is slowly consuming reality itself.

Become the Captain of an interstellar cruiser and journey across the galaxy to save the Republic. During your journey you will have to make important decisions, improve the weaponry of your ship and fight against numerous enemies.

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.

Triton Survival is an open world survival game about exploration, construction, engineering, and fighting on planets. Embark on this interstellar adventure and conquer the galaxy. Are you ready?

You’ve crash-landed on Earth in 2702. Craft, dig, fight through a vast and colorful post-apocalyptic open world full of wonder, generated cities, dungeons, aliens, mechs, and an underworld. Find love. Or beat the ultimate Underlord!

Explore the depths as you drill, craft, and fight to escape from a mysterious asteroid deep in the Veridian Expanse!

Keyclash is a simple tower defense roguelike about building on keyboard keys and surviving as long as possible.

Locked away in the most secure prison in the galaxy, with little hope of escape, Gail Pilgrim faces the most difficult ordeals of her life. Her only hope lies in trusting those who she has come to regard as her friends.

A space action-adventure unlike any other: navigate your spacecraft through a galactic-scale mystery. Make sure to loot, craft and upgrade your space fleet. Play the story campaign or test your skills in vicious arena modes against AI opponents.

Kuiper Wanderer is a 2D top-down space sandbox RPG. Command and deeply customize your ships and mechs, recruit a diverse crew, and freely explore, scavenge, or fight in a dynamically evolving universe. Experience highly freeform emergent gameplay wrapped in a classic retro sci-fi aesthetic.

A sci-fi exploration & survival game where you take on the role of a spaceship’s AI. Explore, fight, and survive across a mining colony in the Main Asteroid Belt. Rebuild your ship. Rescue your crew. Reveal the truth behind your mission.

Ember: Symbiotic Wilderness is a 2D pixel-art co-op survival game set in a living wilderness shaped by temperature, weather, seasons, and ecology. Start with a single fire, divide the work with your team, and build a camp that can endure.