There were three main theaters of battle headed by Wudi and the forty thousand flameyellow fiends, the Reaper and fifty thousand fiends, and Tianming with the Ninedragon Imperial Tomb. No doubt, the Star Hunters suffered the most losses at the second.1

"The main reason the Star Hunters are able to roam the astralscape unhindered is their divine astralships. As long as they're destroyed, they'll be helpless ducks in the water! They won't be able to survive after leaving the Sun." They were still incapable of surviving the astralscape with their bodies alone. As long as Tianming and the rest destroyed their divine astralships and kept them stranded on the Sun, they would surely die once Lin Xiaodao arrived and tracked them down with Yin...0