This chapter discusses the expansion of the universe and the eventual fate of the universe, including the concept of the heat death. It also explores the collision between the Andromeda galaxy and the Milky Way, highlighting the potential effects and timeline of the collision.
Dr. Mack returns with a new introduction and updates on… listener questions! The universe, dimensions, asteroid bags and cosmic vertigo with the amazing Astro Katie, AKA Dr. Katie Mack. Part 1 was a primer on all things cosmological, from particle physics to black holes, so listen to that first then hop to this episode to get all your questions answered.
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Buy Dr. Mack's new book: The End of Everything (Astrophysically Speaking)
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Editing by Steven Ray Morris and Mercedes Maitland of Maitland Audio Productions
Transcripts by Emily White of The Wordary
Website by Kelly R. Dwyer
Theme song by Nick Thorburn