So what do you do with Jer. 33, then? Not looking for an argument (this is one of those things I put in the "theoretical" column--fun to talk about, but not something that practically affects us until the Lord comes to explain it personally), just some insight into your viewpoint.
When reading this verse:
Jer 33:25 "Thus says the LORD, 'If My covenant for day and night stand not, and the fixed patterns of heaven and earth I have not established,
These came to mind:
Rev 21:25 And in the daytime (for there shall be no night there) its gates shall never be closed;
Mat 24:29 "But immediately after the tribulation of those days THE SUN WILL BE DARKENED, AND THE MOON WILL NOT GIVE ITS LIGHT, AND THE STARS WILL FALL from the sky, and the powers of the heavens will be shaken,
Food for thought.