Oceans, Space-Time Stiffness & Ganymede's Hidden Crater: A Cosmic Q&A

Sponsor Details:

1. Saily - for all your travel data needs...making life much easier and hassle free. For the special Space Nuts deal, visit www.saily.com/spacenuts or use the coupon code SPACENUTS at checkout.
2. Insta360 X5 Camera. To bag a free invisible selfie stick worth US$24.99 with your purchase, head to store.insta360.com and use the promo code "spacenuts", available for the first 30 standard package purchases only.

Questions About Oceans, Space-Time, and Impact Craters
In this engaging Q&A episode of Space Nuts, host Andrew Dunkley and the ever-knowledgeable Professor Fred Watson tackle a variety of intriguing listener questions. From the depths of Earth's oceans to the mysteries of space-time and the latest in astronomical discoveries, they provide insights and fascinating discussions.
Episode Highlights:
- Exploring Earth's Oceans: Listener Pete sparks a discussion on the origins and depth of Earth's oceans. Andrew and Fred Watson delve into theories about water's presence during Earth's formation and the intriguing idea of what our planet would look like without its vast oceans.
- The Stiffness of Space-Time: Doug's question leads to a deep dive into the concept of space-time stiffness, comparing it to steel and exploring how scientists measure this property. Fred Watson explains the relationship between mass and the distortion of space-time, shedding light on this complex topic.
- New Antenna Array Developments: John in New Mexico asks about the Next Generation Very Large Array (NGVLA), prompting a discussion on its significance in the astronomy community and how it compares to other major arrays like the Square Kilometre Array. Andrew and Fred Watson highlight the advancements and potential scientific contributions of these new technologies.
- Impact Craters in the Solar System: Rusty raises questions about the largest impact crater on Ganymede and its comparison to the Aitken Basin on the Moon. The duo explores the implications of these findings and the fascinating history behind these celestial features.
For more Space Nuts, including our continually updating newsfeed and to listen to all our episodes, visit our website. Follow us on social media at SpaceNutsPod on Facebook, X, YouTube Music, Tumblr, Instagram, and TikTok. We love engaging with our community, so be sure to drop us a message or comment on your favourite platform.
If you’d like to help support Space Nuts and join our growing family of insiders for commercial-free episodes and more, visit spacenutspodcast.com/about
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) Welcome to Space Nuts with Andrew Dunkley and Fred Watson Watson
(01:20) Discussion on the origins and depth of Earth's oceans
(15:00) Exploring the stiffness of space-time
(25:30) Updates on the Next Generation Very Large Array
(35:00) The largest impact craters in the solar system
For commercial-free versions of Space Nuts, join us on Patreon, Supercast, Apple Podcasts, or become a supporter here: https://www.spreaker.com/podcast/space-nuts-astronomy-insights-cosmic-discoveries--2631155/support.