How Many Planets in the Universe? | Part 2: Our Universe

Cool Worlds · Oct 26, 2026 · 9m

Hey Cool Worlders! Here's part 2 of the mini series "How Many Planets in the Universe?" where we now estimate the total number of worlds in the cosmos. If you haven't seen part 1, link is just below!::More about this Video::► Check out part 1 of this video series, "How Many Planets in the Universe? | Part 1: Our Galaxy": https://youtu.be/QQbp91m16Fw► Size of the Universe reference, Vardanyan et al. (2011), “Applications of Bayesian model averaging to the curvature and size of the Universe”: https://arxiv.org/abs/1101.5476v2► Number of galaxies in the observable Universe reference, Conselice…