New Evidence Challenges How Earth Was Built
Podcast: Bedtime AstronomyPublished On: Fri Apr 10 2026
Description: New research from ETH Zurich suggests that Earth formed almost entirely from inner solar system material. Isotopic evidence shows that less than 2% came from beyond Jupiter, challenging long-held theories about external contributions.This implies that Jupiter acted as a barrier early on—meaning key ingredients like water may have originated locally, reshaping our understanding of planetary formation.Thank you for listening to Bedtime Astronomy — your guide to the cosmos. New episodes on space exploration, NASA missions & the latest astronomy breakthroughs.This episode includes AI-generated content.
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