Xenowar

This turn-based space strategy game of expansion and conquest features gorgeous cloud-rendered battle sequences, and the ability to move seamlessly between Windows 8 and Windows Phone devices.

Super Robot Taisen OG Saga: Endless Frontier Exceed is a crossover role-playing video game. Players take control of a party of characters drawn from multiple anime and video game franchises. Gameplay is divided between field navigation, dialogue sections between characters, and turn-based battles where players can expend action points to perform different moves.

This game was made by @josefnpat for the February 2015 OneGameAMonth challenge.

Galaxy Empire is an online strategy game released for mobile devices

Pluto Rim: Storm Commander is a space-themed free-to-play war strategy game. Battle alien fleets and survivors to protect your empire against the upcoming space war. Team up with friends from around the world to build an alliance, increase your alien defense strategy and participate in special events. Take part in brutal alien warfare and build a powerful fleet to grow your empire – surviving the apocalypse is in your hands in Pluto Rim: Storm Commander!

Stellar Crusade is a two player game of exploitation and conquest on an interstellar scale. Two rival factions, The League and The People's Holy Republic, compete over a span of decades for control of a small, but richly endowed, star cluster in a remote arm of the galaxy.

The universe is full of Starlings, tiny orange aliens that want to take over the galaxy. Create your own space colony, fight epic battles and discover new planets. Train your soldiers, develop your technology and create unimaginable gadgets. Enjoy with your friends in this huge social game. Original title was delisted and shut down in 2016. This title's new owner, Phoenix Network, recreated and relaunched the title in 2022.