Top similar games like Astro Traveler:

Destroy enemies, bosses and everything you see ahead!! Get crystals to buy better starships and get stronger. Have fun in three different game modes.

Where is Earth is a top-down vehicular combat game. Traverse planets, evading threats and obstacles, in search of your crew. Gather resources to assemble upgrades, landing vehicles, space craft, weaponry and support modules to aid you in your fight against an unknown enemy.

Galactic Command Echo Squad SE is a high-end and very challenging space/planetary combat game. It offers a thrilling campaign, instant action combat sessions as well as a sandbox mode allowing you to explore the game's universe while battling hostile Insurgent forces among others.

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!

In the far future, armadas from surrounding systems have suddenly waged war on Earth. You are a pilot from the Ares Squadron, flying the fastest, most dangerous crafts ever made. You're outgunned, outmanned, and strapped into a flying coffin.

Caves of Mars is a new 2D sci-fi action adventure space shooter game set in the mysterious caves of the planet Mars. Your mission is to navigate your spacecraft through 100 procedurally generated levels, battle against and destroy enemies and alien lifeforms and collect as many gems as possible.

Gratuitous Shooty Game is a hobby space shooter made by the developer of Gratuitous Space Battles, reusing the art from that game :D.

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!

Dwarf Star: 16 bit inspired game where mercenary go shoot shoot on evil alien guys who were accidentally fabricated by the government. Top down space shooter with a mission based structure. However, you can do these missions in plenty of different orders with different amounts of upgrades.

YBITS is a 2d topdown space-sim where you can enter, exit and fly various spaceships to explore the universe and fight as a mercenary for various organizations.

Experience large space ship battles. Uncover the secrets of the mysterious alien race. Upgrade your ship or even start a fleet. Survive

Farlight Commanders: Prologue is the first mission of an upcoming cooperative sci-fi shoot'em up. Play with friends up to 4. Drive a spaceship where each player has an unique role.

Cross the universe, shoot aliens, upgrade your weapons and face powerful bosses with AB in this retro inspired lateral shoot 'em up to save the world. Adventure into Campaign Mode or face the never-ending waves of Endless Mode with suitable challenges for all skill levels.

Aero Striker is a highly stylized action-packed flight combat simulator game that is intentionally designed to be easy to make it more enjoyable and less nerve-racking. The aim is to have fun making aliens explode while experiencing the sensation of flying. Let none of the evil aliens escape!

On a recently-terraformed planet at the edge of human space, waves of alien invaders have suddenly appeared. Take the pilot's seat of a VTOL fighter aircraft and wipe out the alien infection!

Crystal Cosmos is a side scrolling color-based space shooter. You need to match your ship's color to your enemies color in order to destroy them.

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?

Fly around, mine resources, expand your ship, build weapons and fight off aliens!

Zack Y is a 2D Old School Scifi themed platform action game based on the story of the Alien called Zack Y whose mission is to rule over the Earth.

Jetboy is a retro supercharged jetpacking pixel shooter with a pumping metal soundtrack.

Space Worthy is a survival game focused on building spaceships. You start on a primitive planet, with acient technology, and craft your way into stars! Dig in the ground, smelt metals, build machines, houses, vehicles and spaceships!

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.

Mankind's Last Stand is an epic off-world 3rd-person shooter. Take command of the mighty Decimator, customize and upgrade its weapons to crush alien invaders. Prepare for intense boss fights, stock up on boosters, and reclaim all zones to restore order.

Spaceship building sandbox game. Build various spaceships from scratch and explore the cosmos. Fight different enemies and mine metals and materials to fix or expand your spaceship fleet.

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.

Oldschool action open-world sci-fi with a unique storyline, frenetic battles, crude humor, loose morals and cows.

Protect the lighthouse, destroy nests and complete tasks.

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.

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.

Get ready to embark on a thrilling space adventure across the cosmos, where you'll explore new planets, engage in thrilling space battles, and shape the fate of humanity among the stars.

Stellaxy is a space exploration immersive sim with massive Universes containing billions of planets to explore!

Damn aliens! The choice is: the Universe — or nothing!

Pewt 'em Up! is a retro inspired arcade space shoot 'em up with lots of upgrades, achievements, extras and more.

Meteor Blasters is a non-stop action space shooter. Inspired by Asteroids, this game will see you choose between 6 different ships each with their own characteristics and utilize a variety of weapon powerups to eradicate the space rocks. Play 4 players Co-op or Versus Mode with friends.