Star calculated for quite a while following the usual practice, but didn't come to a clear conclusion because no one knew if Compound-Eyed Observer was hiding any more trump cards in the Galactic Center Base.
Whether the active offensive of humans would trigger any new moves from the opponent was also unknown.
These were all unknowns.
In the end, it was Harrison Clark who made the decision.
Just do it.
After all, since the war had already started, to achieve true victory, it was necessary to destroy the opponent's stronghold in the Milky Way Galaxy.
However, Harrison raised two prerequisites: firstly, the human fleet must have the capability of traveling at 500 times the speed of light, otherwise, it would be too late to arrive at the Galactic Center. Secondly, the military strength of the expeditionary fleet must exceed that of the current human forces by a generation.