Space Engineers is an open world sandbox game defined by creativity and exploration.
It is a sandbox game about engineering, construction, exploration and survival in space and on planets. Players build space ships, wheeled vehicles, space stations, planetary outposts of various sizes and uses (civil and military), pilot ships and travel through space to explore planets and gather resources to survive. Featuring both creative and survival modes, there is no limit to what can be built, utilized and explored.
Find it on steam: https://store.steampowered.com/app/244850/Space_Engineers/