Space Engine: explore the Universe.
Posted: 06 Feb 2022, 18:06
and it is available on Steam. I bought it today. 
https://store.steampowered.com/app/314650/SpaceEngine/
https://store.steampowered.com/app/314650/SpaceEngine/
(previously on blindnero.com) used to be on blindnero.com but we moved
https://www.jozefdekkers.nl/blindneroforums/phpBB3/
https://www.jozefdekkers.nl/blindneroforums/phpBB3/viewtopic.php?t=5051