Navigating the Cosmos and Redshift Riddles

Space News Today

Source:

https://www.spreaker.com/episode/navigating-the-cosmos-and-redshift-riddles--62264103

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Space Nuts #458 Q&A Edition

Join Andrew Dunkley and Professor Fred Watson in this engaging Q&A episode of Space Nuts, where they tackle a variety of intriguing questions from listeners. From the mysteries of light and redshift to the enigmatic cores of gas giants, this episode is packed with fascinating insights and cosmic curiosities.

Episode Highlights:

- Light and Redshift: Mario from Melbourne (Australia) queries how light can redshift if it doesn't experience time. Fred Watson Watson delves into relativity and the observer's role in this cosmic phenomenon.

- Gas Giants' Cores: Nigel from Brisbane (Australia) wonders if there's a rocky planet beneath the gas layers of Jupiter and Saturn. Explore the theories about the mysterious cores of these colossal planets.

- Galaxy Collisions: Raul from California asks about the collision of galaxies amidst the universe's expansion. Discover why some galaxies are on a collision course despite the ever-expanding cosmos.

- Future Navigation: David from Tucson questions how we will navigate when exploring beyond our solar system. Learn about the quasars that provide a stable reference point for cosmic navigation.

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Stay curious, keep looking up, and join us next time for more stellar insights and cosmic wonders. Until then, clear skies and happy stargazing.