Space Nuts #472 Q&A Edition: Titan's Mysteries and Cosmic Curiosities
Join Andrew Dunkley and Professor Fred Watson in this intriguing Q&A episode of Space Nuts, where they delve into the mysteries of our solar system and beyond, addressing questions from their curious audience. From the unique atmosphere of Titan to the hypothetical existence of Planet Nine, this episode is filled with captivating discussions and astronomical insights.
Episode Highlights:
- Titan's Atmospheric Enigma: Explore the origins of Titan's thick nitrogen atmosphere and its ability to retain it, unlike Mars. Discover the role of comets and organic chemistry in shaping this unique moon's environment.
- Tidal Locking Explained: Understand the gravitational phenomenon of tidal locking and why proximity and size matter. Learn about the differences in how natural and man-made satellites maintain their orientation.
- Planet Nine Hypothesis: Dive into a speculative theory about Planet Nine and its potential impact on Uranus and Mercury. Discuss the ongoing search for this elusive celestial body.
- Triton's Dwarf Planet Status: Uncover the history of Neptune's moon Triton and its possible past as a dwarf planet. Examine the characteristics that make Triton a fascinating world in its own right.
- Distinguishing Doppler Effects: Differentiate between Doppler shifts caused by relative motion and the redshift due to the universe's expansion. Explore how these phenomena are used to study cosmic objects.
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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.
00:00 - This is a Q and A episode and we will be doing some homework
01:17 - How come Titan can retain an atmosphere when Mars cannot
07:23 - Why is tidal locking a function of proximity of bound objects
11:00 - Ash Brisbane proposes that Planet Nine once existed on elliptical orbit
14:43 - Nigel from Brisbane Australia asks hypothetical question about Neptune's Triton
18:59 - Triton may have been formed much further out in the solar system
21:17 - Nigel asks where the word asteroid came from
23:24 - Fred answers question from Robert McCowan about Doppler effect
✍️ Episode References
Kelly Miller
https://www.swri.org
Space.com article
https://www.space.com/
saturn-moon-titan-makes-own-atmosphere.html
3--- Southwest Research Institute
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iHeartRadio
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