Source is a little hard to pin down. Best I can tell, it might be a user named "cobobayangno". Earliest match I can find is an old Adobe Stock listing from 2022 (https://stock.adobe.com/images/Cozy-Room-With-City-Landscape-From-Window-Illustration/471603840)
the other pieces are also beautiful. the nightscape one would go perfectly with my desktop outrun color scheme.