Tianming didn't give it too much thought. Since the stigma vanished, that means it came from the voidheart worm. It disappeared after the worm died, I guess.

Taking over the solar core would be quite an undertaking, thus, Tianming had left it for a moment to check on the Flameyellow Guard Formation for one final confirmation and to tell Long Wanying that he would be occupied. As for the details of the Flameyellow Imperial Star, he would leave it to Yin Chen to explain that. While it would take its sweet time, time was something they had in abundance while Tianming worked on the solar core.

He quickly returned to the wooden building and entered the room on the right, once more coming before the gigantic, snow-white sphere. He...