The Lord could stay on Earth only if people there would make conditions that he will die by natural death, as in times of II Commonwealth.
For this two things are required responsible leaders and the Empire. And Trump knows very well that the second is hard to achieve in just 14 years.
That is why the Lord is worried so much about fate of this planet. Nobody did any move to materialize goals of his 9 point Manifesto thus you are close to the catastrophe of size of Biblical deluge.
This is not rocket science to understand that the Lord have better alternative in the stars and that at the end people here will be abandoned just as they have abandoned the Lord....