Games similar to TerraGenesis include No Man's Sky. It's paid, but AstroImpact is free. Other options are EVE Online, Space Engine, Qanga and Star Citizen. You can choose from more than 10 Open World Games like TerraGenesis for Windows, Linux, Mac, Android and iPad.
Eden Star is an immersive Sci-Fi survival game that blends innovative physics based combat, destructible environments and free-form construction with the exploration of a hostile alien world.
United Kingdom
After crash-landing on an distant planet, build a colony with your friends, battle others and explore the system prospecting for immeasurable riches. Discover, fight, and tame indigenous alien creatures or search for lost human expeditions as you survive the far reaches of space.
Browser-based space MMO recreating classic gameplay, featuring real-time multiplayer battles, space exploration with allies, ship upgrades, PvP combat, missions, loot, top-down design, fleet tactics, and free play on any device without installation or downloads.
France
EU
Systems Tool Kit (STK) is a platform for analyzing and visualizing complex systems in the context of your mission. Interact with data from platforms across the aerospace, defense, telecommunications, and other industries.
rymdkapsel is a meditative strategy game set in space. Take on the challenge of building the best possible station by commanding your minions and exploring the galaxy around you.
SwedenEU
Warp to distant stars and explore various exoplanets like lava worlds, water worlds, earthlike planets or massive jovians with Stars and Planets planetarium app and astronomy guide. Space is awesome and the universe is at your fingertips!
