Avoid unofficial download sites which may contain malware or unauthorized "cracks". Instead, you can find the DLC on these official platforms:
This expansion focuses on the Academy and its leader, Isyander, offering a significant narrative expansion through a branching questline. Endless Space 2 – Celestial Worlds Free Download
: 8 new improvements that provide various bonuses to your civilization. Safe & Legal Ways to Access Avoid unofficial download sites which may contain malware