Earth and Moon: Born from Cosmic Collision | Cosmos in a Pod S01E17

Cosmos in a Pod by Amitesh Surwar

S01 E17
19:54
Episode notes

Welcome back to Cosmos in a Pod! I’m your host, Amitesh, and today we’re uncovering the extraordinary story of how Earth and the Moon came into existence. From a violent collision to the formation of our closest celestial companion, this episode explores the origins of our planet and its enduring relationship with the Moon.

Episode Highlights:

The Birth of Earth

  • Formed 4.6 billion years ago from a swirling disk of gas and dust.
  • Grew through accretion, with collisions releasing energy and keeping it molten.
  • Differentiation created Earth’s layered structure: core, mantle, and crust.

The Giant Impact Hypothesis

  • Suggests the Moon formed from a colossal collision between Earth and a Mars-sized protoplanet, Theia.
  • Key Events:
 ...  Read more
Keywords
cosmos in a podzspace and astronomybig bang theoryUniverse originsCosmic mysteriesBlack holesdark energyAstrophysics PodcastGalaxies and StarsStargazingExploring the UniverseScience PodcastCosmic Microwave BackgroundSpace ExplorationMultiverse TheoryLife Beyond EarthCosmology ExplainedAstronomy for BeginnersAstronomy DiscoveriesJourney Through Spacecosmos in a pod