Even as Kahn was dying, he still could not fathom what kind of power destroyed a fleet as powerful as the Fifth Fleet.
Although the Triple-Eyed Race was Earth’s enemy, even the most vengeful humans had to respect the courage that this Race showed. Giving up one’s traditional habitat to launch a journey that spanned across centuries was not an easy feat.
Every fleet of the Triple-Eyed Race’s was built on years of space-travelling, and had ample war and flying experience; so, when the extremely experienced, always-winning Fifth Fleet was struck down, the war ended instantly.
Shoosh—
Incidentally, Han entered the area at the moment the solar system struck back; 9527 gave him a boat that brought him to the regular universe.
Where Han landed, he witnessed the whole process; he saw Earth hidden safely behind the Sun, almost making him wonder if Earth was its own intellectual entity rather than a normal planet.