Alastair Reynolds "Revelation Space" series was really good: https://en.wikipedia.org/wiki/Revelation_Space_series

Also, both the "Children of Time" and "Shadows of the Apt" series by Adrian Tchaikovsky are excellent: https://en.wikipedia.org/wiki/Adrian_Tchaikovsky#Bibliograph...

Scifi series:

Dune (the first 3 books) Vinge’s Deepness series Dark Forest (3 Body Problem…)