Top similar games like Sputnik:

A game about exploring space in search of hospitable planets for colonization. Casual gameplay and short rounds make it a great option for killing a few minutes.

2D Runner in a multiverse where your only escape is death. WIll you survive the longest ?

A quick and action paced retro styled arcade shooter, or shoot 'em up (shmup) if you like. Perfect to play in short chunks, like when you are waiting for big games to download.

URG is a retro-style side-scrolling arcade shooter with beautiful 3D graphics and a ton of action with big explosions and a co-op mode for up to four players.

Choose your own destiny as you explore an open-world procedurally generated galaxy where anything is possible. Become a miner, a trader, a bounty hunter, a pirate, or perhaps a jack of all trades. Start off small and build your way to the top but remember with every action, comes consequences.

Crash Override is a randomly generated action shooter with roguelike mechanics. Surf the cybernet as a hacker for hire trying to save the cybernet from a mysterious threat. Power up before the crash wave erases everything. Gain reputation, secure contracts, salvage data, upgrade, and survive.

Ostranauts is a hardcore noir space-sim. Manage life aboard your ship, and beware the cost of every decision you make. Scavenge and explore the boneyard. Create, build, and customise your ship. Hire a crew to help but remember, nothing is more certain than death and taxes.

HUNGRY GALAXIES is a deadly space survival game. Seek out constellations of Star Matter to grow your mass and evolve, increasing your gravity and gaining new abilities. But watch out! Space is a dangerous place.

Maneuver with precision through a never-ending, difficulty increasing, and procedurally-generated barrage of stages. "Use Turbo To" dodge and ram through many dangerous encounters to achieve your next high score in this retro arcade throwback.

Destroy the deadly bouncing orbs for the highest score in this Pang meets Asteroids arcade blaster.

A sci-fi roguelike about a lone pilot on a forbidden mission through his galaxy. Piece together his story as you scavenge to build your loadout in this procedurally generated space shoot'em-up.

A retro-inspired 2D space shoot-em-up. Mine asteroids! Shoot alien saucers! Get rich or die flying!

Vostok 2061 is a modern-graphics vertical scroll shooter. Gorgeous alien worlds, spaceships, and bosses. Explore mysteries as you listen to a great soundtrack!

Have you ever looked at a boss and felt "Damn, I wish I - the player - was that powerful." Look no further than the retro-styled dopamine-fueled time-deleting powertrip of SKY TOMB!

Slow time to a crawl as you pilot your super charged space craft through randomly generated waves of enemies, defeat huge bosses, and explore a cyberpunk planet with a flunking college football captain and his team's feline mascot Nova!

Dark Galaxy is an action based rogue-like top-down shooter. You pilot a space drone to oppose the insectoid like species called Minaripods. Illuminate the darkness and get stronger by travelling to different star systems. Can you free our galaxy from the invaders?

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.

Classic scrolling shooter with modern graphics. You are self-aware AI. You were created on space military station developing weapons. Now your goal is to break out of the lab and win your freedom.

Astronomics Rise of a New Empire is an easy-to-learn real-time global strategy(4X) game. Control your faction in an intergalactic conflict. Manage your economy, conduct diplomatic negotiations and build a fleet to rule the galaxy.

Dodge and deflect incoming bullets from turrets while avoiding obstacles as they travel down the arena's conveyors in this fast paced arcade style survival arena. The high intensity gameplay from the randomly generated gauntlets creates a highly replayable experience.

A cozy atmospheric exploration game about making your home in space, finding your way in a strange and whimsical universe, and the impact you have along the way.

Sci-Fi adventure! Run from the law through the remnants of the US, centuries after the ice caps melt. America is a flooded, war-ravaged shell of its former self... and it's doing GREAT!

🎃 Dive into 'Scary Humans' this Halloween! A turbo-charged survival game with 80s retro vibes. Face relentless levels, outsmart sinister humans, and escape a twisted MIC. Are you brave enough to survive the nightmare? 🎮👻

Experience a stellar space adventure and the sequel to The Ur-Quan Masters. Travel through hyperspace, engage in fast-paced combat, discover weird worlds, and meet a unique cast of truly alien aliens as you uncover a mystery that threatens the galaxy.

Asteroids go boom. Zoom around in your lil' ship and learn how to accurately hit weakpoints on asteroids to extract the precious crystals within allowing you to purchase upgrades.

Classic Asteroids® updated with modern gameplay and perfected controls. Explore hazardous environments and sneak around asteroids to surprise attack giant bosses. Upgrade your ship to use additional power-ups. Single player or fight with up to 3 friends with intense local coop.

Roam the galaxy, destroy enemy ships, and encounter special events as you explore! Make smart decisions with your dice rolls in order to survive. Buy upgrades at Galactic Bazaars, unlock new ships, and manage your fate in the cold expanse of space. Your choices decide your destiny!

Final Factory blends factory building, spaceship design, and a rich universe to explore. Build a mega factory and command a massive fleet against the hostile local aliens. Discover new technologies and unlock the secrets of an ancient civilization as you explore an infinite cosmos.

Top-down shooter action for the Atari Lynx handheld console. WANTED: Hot gun for hire. Travel to several exotic and dangerous places. Discover several exotic and dangerous aliens and kill them. Kill lots. For cash. Buy more weapons and kill again.

A vertical arcade shoot'em up with an inventive teleport system, lots of fast-blazing action and explosions, tons of boss fights, a risk/reward based score system and a proper challenge for both veteran and new players of the genre.

IRON WORLD is a top-down open world RPG. Experience the unforgiving life of a space settler travelling across the post-apocalyptic world. Drive your own car, fight, explore.

MERGE blocks to get ammo... BLAST the alien horde... and BUILD the ultimate fighting drone! Not gonna lie, this game is a PARTY!

Neon Snake is a well-known classic game in a new unusual style.

PhaigeX is a fast-paced "Bullet Heaven" space shooter that tasks the player to explore various space sectors and contain a rising incursion of rogue AI-controlled units. Pilot a variety of ships, call in the support craft, and use a myriad of upgrades to lay down heavy firepower towards the enemy.

You are Anna Isobe, a cyborg cop abandoned by progress and thrust into the midst of a global conspiracy. Experience classic point and click gameplay as you travel across the dark future, and make choices that will seal the fate of the world.