Cosmic Questions: Time, Mass, and the Spectacle of Auroras episode artwork

EPISODE · Dec 8, 2025 · 36 MIN

Cosmic Questions: Time, Mass, and the Spectacle of Auroras

from Space Nuts: Astronomy Insights & Cosmic Discoveries · host Professor Fred Watson and Andrew Dunkley

Sponsor Details:This episode of Space Nuts is brought to you with the support of NordVPN. To get our special Space Nuts listener discounts and four months free bonus, all with a 30-day money-back guarantee, simply visit www.nordvpn.com/spacenuts or use the coupon code SPACENUTS at checkout.Cosmic Curiosities: Time Dilation, Supernova Remnants, and Aurora ColorsIn this engaging Q&A edition of Space Nuts, hosts Andrew Dunkley and Professor Fred Watson tackle a series of thought-provoking questions from their curious audience. From the enigmatic nature of time in anti-gravity fields to the vibrant colors of auroras, this episode dives deep into the mysteries of the cosmos.Episode Highlights:- Time in Anti-Gravity Fields: Andrew and Fred explore the implications of time dilation in gravitational and anti-gravity environments, discussing how time appears to flow differently depending on the observer's frame of reference.- Supernova Remnants: The hosts address whether we can still see the star remnants that contributed to the formation of heavy elements in our solar system, revealing the complexities of cosmic recycling.- The Colors of Aurora: Listener Nate's question about the stunning colors of auroras leads to a fascinating discussion on the atmospheric processes that create different hues, from greens to reds and beyond.- Relativistic Mass and Spacecraft Acceleration: Lee from Sweden poses an intriguing idea about using relativistic mass ejection to enhance spacecraft propulsion, prompting a conversation about the theoretical limits of current technology and the physics involved.For more Space Nuts, including our continuously updating newsfeed and to listen to all our episodes, visit our website. Follow us on social media at SpaceNutsPod on Facebook, X, YouTube Music Music, Tumblr, Instagram, and TikTok. We love engaging with our community, so be sure to drop us a message or comment on your favorite 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.Become a supporter of this podcast: https://www.spreaker.com/podcast/space-nuts-astronomy-insights-cosmic-discoveries--2631155/support.

Episode metadata supplied by the publisher feed · Published Dec 8, 2025

Embed this episode

NOW PLAYING

Cosmic Questions: Time, Mass, and the Spectacle of Auroras

0:00 36:51

No transcript for this episode yet

We transcribe on demand. Request one and we'll notify you when it's ready — usually under 10 minutes.

No similar episodes found.

No similar podcasts found.

Frequently Asked Questions

How long is this episode of Space Nuts: Astronomy Insights & Cosmic Discoveries?

This episode is 36 minutes long.

When was this Space Nuts: Astronomy Insights & Cosmic Discoveries episode published?

This episode was published on December 8, 2025.

Is there a transcript available for this episode?

Yes, a full transcript is available for this episode. You can read the complete transcript on the episode page.

Can I download this Space Nuts: Astronomy Insights & Cosmic Discoveries episode?

Yes. Use the download control on the episode player to save the publisher-provided media file.
URL copied to clipboard!