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StarTalk Radio

Eclipses, Cosmic Cataclysms, and More with Janna Levin

Apr 5, 2024
52:56
Snipd AI
Join Janna Levin, Professor of astronomy at Columbia University, as she talks about eclipses, binary star systems, super novae, lunar orbits, cosmic relationships, explosions in star systems, supernovas, and pulsars with comedian Matt Kirshen and Joe Patterson. Dive into the wonders of the universe, the contributions of amateur astronomers, and the use of eclipses for studying stars with planets.
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Podcast summary created with Snipd AI

Quick takeaways

  • Supernovae with consistent brightness aid distance measurements, unveiling the velocity-distance relationship based on Hubble's expansion law.
  • Black Widow pulsars in binary systems demonstrate a unique cosmic relationship where pulsar beams interact with companions, heating them like lighthouses.

Deep dives

Supernovae Provide Insight into Universe Expansion

Supernovae with consistent intrinsic brightness allow precise distance measurements, aiding in understanding the velocity-distance relationship based on Hubble's law of expansion. Studying these events reveals key insights into the expanding universe.

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