Astro Colony
Astro Colony is a voxel-space factory game about turning scattered planets into one linked industrial colony, alone or with friends.
80% of 2,447 Steam reviews are positivePlayers online now: 83$19.99
Co-op games like Project Asteroids
If Project Asteroids scratched a tense and competitive itch for you, keep reading. Give these co-op games a try when the craving hits. Most of them work well for a shared session.
Stars End
Stars End is a sci-fi survival sandbox where you and co-op friends stake a claim on a lawless frontier. You start with stone tools and campfires, then work up to guns, horses, vehicles, and your own starship. Host a server, build a cabin or space station, hunt alien wildlife, and fight rival survivors.
Also in Survival crafting · Tense, Competitive
63% of 1,131 Steam reviews are positive$19.99StarsOne
You’ll see an unexplored world full of dangers, mysteries and adventures. You will explore randomly generated planets, develop industry, conduct trade, plant colonies, explore outer space.
Also in Survival crafting
73% of 480 Steam reviews are positive$9.99Drift: Space Survival
You were deep in uncharted space on a research mission. Disaster struck. Together with your friends, explore a mysterious asteroid field and mine whatever resources possible to build what you need to survive.
Also in Survival crafting · Tense
71% of 69 Steam reviews are positive$19.99ASTRONEER
Land on bright alien planets with co-op friends, reshape the ground with your terrain tools, and build a shared base from printers, power plants, and rails. A relaxed space sandbox built for 2-4 players to explore, build, and survive together.
Also in Survival crafting
91% of 119,366 Steam reviews are positivePlayers online now: 1,036$29.99Empyrion - Galactic Survival
A sandbox survival adventure across planets, moons, and star systems where you and co-op friends gather, craft, build bases and ships, and fight alien wildlife, drones, and rival factions. Bring friends for shared building, mining runs, and PvE or PvP wars.
Also in Survival crafting
78% of 29,254 Steam reviews are positivePlayers online now: 620$19.99Outpost Zero
Outpost Zero blends the genres of Multiplayer Base Building Survival and Simulation games in a Sci-Fi universe. On a lawless alien world, robotic scouts are tasked with building an Outpost for human colonists. Command AI minions, colonize the planet, and survive the perils of Gaiya.
Also in Survival crafting · Dark
51% of 580 Steam reviews are positive$3.99Volcanoids
Volcanoids gives you and up to three co-op friends a giant drillship instead of a fixed base. You build it out, arm it and dive underground together to ride out volcanic eruptions, then surface to gather resources and strip hostile robots for parts.
Also in Survival crafting · Tense, Fast-paced
83% of 7,698 Steam reviews are positivePlayers online now: 33$19.99Life Not Supported
You are the lone survivor orbiting a potential new home planet, tethered to what’s left of your ship. Gather nearby debris and assemble a make-shift vessel in an attempt to survive the harsh realities of space. Maybe you'll live long enough to uncover the truth behind the ship's malfunction...
Also in Survival crafting · Tense
65% of 161 Steam reviews are positive$18.99StarRupture
StarRupture is a first-person open-world base builder on a hostile planet that burns and regrows under repeated cataclysms. You mine, process, automate, research new tech, and shoot alien hordes with up to four co-op friends. Good pick for co-op friends who want factory work plus base defense.
Also in Survival crafting · Tense
80% of 12,624 Steam reviews are positivePlayers online now: 875$19.99SpaceCraft
SpaceCraft hands you a whole galaxy to run with co-op friends: scan planets, mine what you find, build ships part by part, then set up automated bases and trade routes between worlds. Join a Corporation, split the jobs, and watch your small crew turn into a very serious space business.
63% of 2,742 Steam reviews are positivePlayers online now: 232$29.99Planetaries
Experience a vast Sci-fi open-world survival TD game set on a distant planet deep in the universe. Craft, build, mine, trade, explore, and survive in this alien world. Collect Data and defend against waves of enemies seeking to banish you. Enjoy the adventure in Singleplayer or Multiplayer.
Also in Survival crafting
58% of 215 Steam reviews are positive$19.99Dysterra
On a future post-apocalyptic Earth, build, craft, and loot other players’ bases to survive long enough to board the rocket and escape the dangerous robots and mercenaries that inhabit Ararat Island. Manipulate the weather and use earthquakes to change when the server wipe occurs in DYSTERRA!
Also in Survival crafting · Tense, Competitive, Fast-paced
55% of 779 Steam reviews are positiveFree
Hidden gems like Project Asteroids
Signs of Life
A sci-fi survival sandbox where you and co-op friends crash-land on a strange planet with little more than a wrist laser and a faulty AI.
76% of 744 Steam reviews are positivePlayers online now: 131$9.74
Plains of Pain
A scorched sandbox built for co-op friends to survive together: share thirst, heat and bandit trouble, raise a base into a settlement, craft hover…
84% of 1,042 Steam reviews are positivePlayers online now: 45$9.99
Cubic Odyssey
A blocky galaxy to save with co-op friends: mine planets, craft tools and ships, build outposts, and push back the Red Darkness that mutates…
74% of 2,428 Steam reviews are positivePlayers online now: 46$24.99
StarRupture
StarRupture is a first-person open-world base builder on a hostile planet that burns and regrows under repeated cataclysms.
80% of 12,624 Steam reviews are positivePlayers online now: 875$19.99
Scrap Mechanic
Crash-land as a robot mechanic on a farm planet gone wrong, then team up with co-op friends to build vehicles, grow crops, and hold off waves of…
92% of 109,971 Steam reviews are positivePlayers online now: 1,152$28.99
Under A New Sun
Survive on a lush alien planet by hunting, crafting, building and sailing from island to island.
76% of 390 Steam reviews are positivePlayers online now: 22$12.59
Occupy Mars: The Game
Survive and colonize Mars alone or with co-op friends in a technical open-world survival sandbox.
68% of 2,746 Steam reviews are positivePlayers online now: 124$29.99
Subspace Discovery
Fly through Subspace, build your own ship, and engage in epic battles. Mine asteroids and research new technologies.
74% of 147 Steam reviews are positivePlayers online now: 1Free
Beyond Contact
Crash-land on the dying planet Ketern with co-op friends, then split the jobs to stay alive.
71% of 1,013 Steam reviews are positivePlayers online now: 3$19.99
SpaceCraft
SpaceCraft hands you a whole galaxy to run with co-op friends: scan planets, mine what you find, build ships part by part, then set up automated…
63% of 2,742 Steam reviews are positivePlayers online now: 232$29.99
Starship EVO
Starship EVO strands you on a planet and asks you to mine, craft and build your way back to orbit.
82% of 1,355 Steam reviews are positivePlayers online now: 29$24.99
Newest co-op games like Project Asteroids
Main Sequence
Mine, automate and design your own fleet, from a lone mining ship to stations spread across procedurally generated star systems.
79% of 179 Steam reviews are positivePlayers online now: 1,728$19.99
Signs of Life
A sci-fi survival sandbox where you and co-op friends crash-land on a strange planet with little more than a wrist laser and a faulty AI.
76% of 744 Steam reviews are positivePlayers online now: 131$9.74
Approximately Up
Build a spaceship out of thousands of parts, climb aboard in first person, and launch it with up to three co-op friends.
93% of 1,177 Steam reviews are positivePlayers online now: 266$18.74
Scrap Mechanic
Crash-land as a robot mechanic on a farm planet gone wrong, then team up with co-op friends to build vehicles, grow crops, and hold off waves of…
92% of 109,971 Steam reviews are positivePlayers online now: 1,152$28.99
SpaceCraft
SpaceCraft hands you a whole galaxy to run with co-op friends: scan planets, mine what you find, build ships part by part, then set up automated…
63% of 2,742 Steam reviews are positivePlayers online now: 232$29.99
Astro Colony
Astro Colony is a voxel-space factory game about turning scattered planets into one linked industrial colony, alone or with friends.
80% of 2,447 Steam reviews are positivePlayers online now: 83$19.99
Project: Mist
Project: Mist is an open-world survival horror for solo or 1-4 player co-op on a strange island full of abandoned facilities and giant creatures.
72% of 325 Steam reviews are positivePlayers online now: 19$17.99
Occupy Mars: The Game
Survive and colonize Mars alone or with co-op friends in a technical open-world survival sandbox.
68% of 2,746 Steam reviews are positivePlayers online now: 124$29.99
StarRupture
StarRupture is a first-person open-world base builder on a hostile planet that burns and regrows under repeated cataclysms.
80% of 12,624 Steam reviews are positivePlayers online now: 875$19.99
The Front
The Front is a post-apocalyptic open-world survival crafter where you and co-op friends team up as time-traveling resistance fighters.
66% of 9,526 Steam reviews are positivePlayers online now: 37$19.99
Lost Rift
Lost Rift is a first-person survival shooter where you and up to four co-op friends share an island camp, craft gear, then risk it together on timed…
67% of 1,484 Steam reviews are positivePlayers online now: 6$24.99
Cubic Odyssey
A blocky galaxy to save with co-op friends: mine planets, craft tools and ships, build outposts, and push back the Red Darkness that mutates…
74% of 2,428 Steam reviews are positivePlayers online now: 46$24.99