No, most cosmologists believe we're heading for the Big Freeze. The Big Rip would require something called "phantom energy", a special form of dark energy. Wh

No, most cosmologists believe we're heading for the Big Freeze. The Big Rip would require something called "phantom energy", a special form of dark energy. While not entirely ruled out, our observations disfavor it and it would be problematic from a theoretic standpoint. I can recommend this podcast on possible fates of the universe: https://www.preposterousuniverse.com/podcast/2019/10/28/70-katie-mack-on-how-the-universe-will-end/ https://www.preposterousuniverse.com/podcast/2019/10/28/70-k...