This change was extremely brief and extremely subtle. If Tom hadn't been observing it with all his might, he wouldn't have been able to detect it even if he was within ten light-years of it.
These signals also indicated two things.
Firstly, it was almost certain that the change in Southern Fish H11's brightness was not due to natural factors, but almost certainly caused by a sentient being.
Combining this with the intelligence provided by the Cloud Civilization, the identity of this sentient being became clear.
The Purple Moon Civilization.
After a thousand years of relentless tracking, at this moment, the Purple Moon Civilization's traces had finally been truly found!
At this moment, even with Tom's composure, his heart couldn't help but surge with emotion.
