Gonna list a few space titles that are under most folks Radar that are great Space games while stuck at home ...
1 . Starcom Nexus ... This game is a beautiful exploration game that encourages you to travel deeper and deeper into space. rewarding you for exploring and a very cohesive system that ties your research and base upgrades into a really nice experince , fun combat and shipbuidling is solid ..
2. Astrox Imperium .. a really well done Eve single player expereince . Mining/Building /Learning /Manufacturing / Factions and solid combat all here for hours of fun @ 15$ its one of the better deals on Steam
3.Star Valor .. very fun game easy to jump into , great combat in a prodedural open world .. nice RPG touches to this one also ..
4. Gaia Beyond .. This one has some great story telling in it with some very memorable characters , very well done combat in a massive world full of mystery and fun ..