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.

For more Space Nuts, including our continually updating newsfeed and to listen to all our episodes, visit our website (https://www.spacenutspodcast.com) . Follow us on social media at SpaceNutsPod on facebook, X, YouTube, Tumblr, Instagram, and TikTok. We love engaging with our community, so be sure to drop us a message or comment on your favourite platform.

For more Space and Astronomy News Podcasts, visit our HQ at www.bitesz.com. (https://www.bitesz.com)

Become a supporter of this podcast: https://www.spreaker.com/podcast/space-nuts/support (https://www.spreaker.com/podcast/space-nuts/support)

or visit our Support page for more options: https://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 - 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

https://www.swri.org

iHeartRadio

https://www.iheart.com

Apple Podcasts

https://www.apple.com/apple-podcasts/

Spotify

https://www.spotify.com

bitesz.com

https://www.bitesz.com

Episode link: https://play.headliner.app/episode/24264457?utm_source=youtube

Astronomy Daily - the Podcast: S03E214

Welcome to Astronomy Daily, your go-to source for the latest updates in space exploration and astronomical wonders. I'm your host, Anna. Today, we have an exhilarating lineup of stories that take us from ancient Martian landscapes to cosmic collisions and groundbreaking human spaceflight developments.

Highlights:

- Martian Hot Water Discovery : Dive into the groundbreaking revelation of hot water on Mars over 4.45 billion years ago, discovered through the study of the Martian meteorite Black Buddy. Learn how this finding suggests the presence of ancient hydrothermal systems that could have been ideal for the emergence of life.

- Blue Origin Milestones : Celebrate Blue Origin's remarkable achievements, including the historic placement of the New Glenn rocket on the launch pad and the successful 28th flight of New Shepard, marking Emily Calandrelli as the 100th woman to reach space.

- Astronaut Cognitive Research : Explore the largest study on cognitive performance in astronauts, revealing insights into how space travel affects cognitive abilities and the resilience of the human brain during extended missions aboard the International Space Station.

- Stefan's Quintet Collision : Witness the dramatic galaxy collision at Stefan's Quintet, where galaxy NGC7318B speeds through the cluster, creating shockwaves and providing a unique opportunity to study galaxy evolution and cosmic interactions.

- Mysterious Black Hole Light Bursts : Delve into the intriguing discovery of a pair of massive black holes in Cygnus, emitting regular bursts of light as they consume a massive gas cloud, offering new insights into black hole behavior and interactions.

- China's Inflatable Space Module : Discover China's successful test of their first inflatable space module during the Shijian 19 mission, showcasing advancements in space technology and potential applications for future space stations and deep space missions.

For more cosmic updates, visit our website at astronomydaily.io (https://www.astronomydaily.io) . Sign up for our free Daily newsletter to stay informed on all things space. Join our community on social media by searching for #AstroDailyPod on Facebook, X, YouTubeMusic, Tumblr, and TikTok . Share your thoughts and connect with fellow space enthusiasts.

Thank you for tuning in. This is Anna signing off. Until next time, keep looking up and stay curious about the wonders of our universe.

Become a supporter of this podcast: https://www.spreaker.com/podcast/astronomy-daily-the-podcast--5648921/support (https://www.spreaker.com/podcast/astronomy-daily-the-podcast--5648921/support) .

✍️ Episode References

Black Buddy meteorite

https://en.wikipedia.org/wiki/NWA_7034

Blue Origin

https://www.blueorigin.com/

New Glenn rocket

https://www.blueorigin.com/new-glenn/

Emily Calandrelli

https://www.thespacegal.com/

International Space Station

https://www.nasa.gov/mission_pages/station/main/index.html

Stefan's Quintet

https://en.wikipedia.org/wiki/Stephan%27s_Quintet

William Herschel Telescope

https://www.ing.iac.es/astronomy/telescopes/wht/

James Webb Space Telescope

https://webb.nasa.gov/

Zwicky Transient Facility

https://www.ztf.caltech.edu/

China Academy of Space Technology

http://www.cast.cn/

Episode link: https://play.headliner.app/episode/24243930?utm_source=youtube

Astronomy Daily - The Podcast: S03E213

Welcome to Astronomy Daily, your trusted source for the latest in space exploration and astronomical discoveries. I'm your host, Anna. Today, we have a captivating lineup of stories that will take you from the death throes of a massive star to the newest developments in lunar exploration.

Highlights:

- Supernova Spectacle : Witness the unprecedented close-up image of a star, WOH G64, in its final stages of life in the Large Magellanic Cloud. Discover the egg-shaped cocoon of gas and dust that surrounds this massive star, as it prepares for its explosive supernova finale.

- ESA and JAXA's Next Big Cooperations : Explore the newly signed agreement between the European Space Agency and Japan Aerospace Exploration Agency, promising to accelerate space exploration with initiatives focusing on planetary defense, lunar exploration, and future missions to Mars.

- SpaceX Launch Expansion: Delve into the FAA's draft Environmental Assessment that supports SpaceX's request to increase Starship launches at their Starbase facility, paving the way for revolutionary launch frequencies and advancing their lunar and Martian ambitions.

- Canada's Lunar Rover Naming Contest : Join Canada's search for the perfect name for their first moon rover, part of the Artemis program. Learn how you can participate in this historic moment and contribute to the legacy of lunar exploration. Link below.

- Youngest Exoplanet Discovery: Uncover the groundbreaking discovery of the youngest planet ever found using the transit method. This cosmic infant, Tidy1b, offers a rare glimpse into planetary formation during its earliest stages.

- Starship Lunar Landing Plans: Discover new details about SpaceX and NASA's plans for landing astronauts on the moon using a specially modified version of Starship. Learn about the intricate maneuvers and safety measures being developed for the Artemis missions. Link below.

For more cosmic updates, visit our website at astronomydaily.io. (https://www.astronomydaily.io) Sign up for our free Daily newsletter to stay informed on all things space. Join our community on social media by searching for #AstroDailyPod on Facebook, X, YouTubeMusic, Tumblr, and TikTok . Share your thoughts and connect with fellow space enthusiasts.

Thank you for tuning in. This is Anna signing off. Until next time, keep looking up and stay curious about the wonders of our universe.

Become a supporter of this podcast: h ttps://www.spreaker.com/podcast/astronomy-daily-the-podcast--5648921/support. (https://ttps//www.spreaker.com/podcast/astronomy-daily-the-podcast--5648921/support)

✍️ Episode References

SpaceX

[https://www.spacex.com](https://www.spacex.com)

European Space Agency

[https://www.esa.int](https://www.esa.int)

Japan Aerospace Exploration Agency

[https://www.jaxa.jp](https://www.jaxa.jp)

Artemis Program

[https://www.nasa.gov/specials/artemis](https://www.nasa.gov/specials/artemis)

Canadian Space Agency

https://www.asc-csa.gc.ca/eng/news/articles/2024/2024-11-20-what-should-we-call-the-first-canadian-rover-on-the-moon.asp (https://www.asc-csa.gc.ca/eng/news/articles/2024/2024-11-20-what-should-we-call-the-first-canadian-rover-on-the-moon.asp)

Large Magellanic Cloud

[https://en.wikipedia.org/wiki/Large_Magellanic_Cloud](https://en.wikipedia.org/wiki/Large_Magellanic_Cloud)

NASA

[https://www.nasa.gov](https://www.nasa.gov)

Axiom Space

[https://www.axiomspace.com](https://www.axiomspace.com)

HeroX Website

https://www.herox.com/NASASouthPoleSafety (https://www.herox.com/NASASouthPoleSafety)

Astronomy Daily

[https://astronomydaily.io](https://astronomydaily.io)

Episode link: https://play.headliner.app/episode/24227118?utm_source=youtube

SpaceTime Series 27 Episode 141

* Supermassive Black Hole Consumes Matter at Record Speed

Astronomers have discovered a supermassive black hole in the early universe consuming matter at a rate more than 40 times its theoretical limit. This black hole, catalogued as LID568, was observed by the Webb Space Telescope and is providing new insights into the rapid growth mechanisms of black holes shortly after the Big Bang. The findings challenge existing theories on how these cosmic giants formed so quickly and open new avenues for future research.

* Uranus' Magnetic Mysteries Unveiled

New analysis of 38-year-old data from NASA's Voyager 2 spacecraft reveals that a space weather event dramatically compressed Uranus' magnetosphere just before the flyby in 1986. This event provides clues to the planet's unusual magnetic field and suggests that Uranus' moons might be more geologically active than previously thought. The findings are crucial for understanding this enigmatic ice giant and its unique characteristics.

* New Satellite to Track Earth's Surface Movements

Scientists are preparing to launch a new satellite, the NASA-ISRO Synthetic Aperture Radar (NISAR), designed to measure ground movement on Earth's surface. Scheduled for launch next year, NISAR will provide detailed data on earthquakes, volcanoes, and landslides, enhancing our ability to prepare for natural disasters. This mission will offer unprecedented insights into the dynamics of our planet's surface.

The Science Report

The World Meteorological Organization predicts 2024 to be the hottest year on record, driven by rising greenhouse gas levels. Meanwhile, ultra-processed foods are dominating global diets, linked to numerous chronic diseases. A study of dog breeds reveals that toy dogs have larger brains relative to their body size compared to working dogs. Lastly, a retrospective look at NASA's 1996 tether experiment debunks UFO theories, emphasizing the importance of scientific explanations.

www.spacetimewithstuartgary.com (https://spacetimewithstuartgary.com)

www.bitesz.com (https://www.bitesz.com)

🌏 Get Our Exclusive NordVPN deal here ➼ www.bitesz.com/nordvpn (https://www.bitesz.com/nordvpn) . Enjoy incredible discounts and bonuses! Plus, it’s risk-free with Nord’s 30-day money-back guarantee! ✌

Check out our newest sponsor - Old Glory (https://www.bitesz.com/oldglory) - Iconic Music and Sports Merch and now with official NASA merch. Well worth a look....

Become a supporter of this Podcast for as little as $3 per month and access commercial-free episodes plus bonuses: https://www.spreaker.com/podcast/spacetime-with-stuart-gary--2458531/support (https://www.spreaker.com/podcast/spacetime-with-stuart-gary--2458531/support)

00:00 Black hole found to be consuming matter faster than its theoretical limit

04:37 Space weather event squeezed Uranus magnetosphere before 1986 Voyager 2 flyby

08:30 Scientists developing a new satellite designed to measure ground movement on the Earth's surface

13:10 World Meteorological Organization says 2024 will be the hottest year on record

✍️ Episode References

Webb Space Telescope

https://www.jwst.nasa.gov/

Chandra X Ray Observatory

https://chandra.harvard.edu/

National Science Foundation's National Optical Infrared Astronomy Research Laboratory

https://www.noirlab.edu/

NASA's Jet Propulsion Laboratory

https://www.jpl.nasa.gov/

Journal of Nature

https://www.nature.com/

Voyager 2

https://voyager.jpl.nasa.gov/

COP 29 Climate Change Conference

https://unfccc.int/

World Meteorological Organization

https://public.wmo.int/

International Congress on Obesity

https://www.worldobesity.org/

Biological Letters

https://royalsocietypublishing.org/journal/rsbl

Episode link: https://play.headliner.app/episode/24220699?utm_source=youtube

Space Nuts Episode 471: HERA's Journey and the Light of Healing

Join Andrew Dunkley and Professor Fred Watson in this enlightening episode of Space Nuts, where they explore the latest developments in Space exploration and the fascinating role of light in both astronomy and human healing.

Episode Highlights:

- HERA Mission Milestones : Discover the latest updates on the HERA mission, including critical trajectory corrections and its upcoming Mars gravity assist. Learn about its objectives, including a close encounter with Mars' moon Deimos, and its ultimate goal of orbiting the asteroid Didymos.

- Black Hole Light Echoes : Delve into the intriguing concept of black hole light echoes and how light can be bent by gravity to create multiple observations of the same event. Understand the potential of using Very Long Baseline Interferometry to study these phenomena and what it could reveal about accretion discs.

- Healing with Light: Explore the historical and modern uses of light in medicine, from ancient sun worship to contemporary phototherapy treatments. Hear Andrew's personal experience with radiation therapy and the importance of regular health checks.

For more Space Nuts, including our continually updating newsfeed and to listen to all our episodes, visit our website (https://www.spacenutspodcast.com) . Follow us on social media at SpaceNutsPod on facebook, X, YouTube, Tumblr, Instagram, and TikTok . We love engaging with our community, so be sure to drop us a message or comment on your favourite platform.

For more Space and Astronomy News Podcasts, visit our HQ at www.bitesz.com. (https://www.bitesz.com)

Become a supporter of this podcast: https://www.spreaker.com/podcast/space-nuts/support. (https://www.spreaker.com/podcast/space-nuts/support)

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 - Andrew Dunkley: Coming up on Space Nuts is the HERA mission

02:11 - I'm interested in two different stories about light about the hero mission

02:59 - ESA's HERA mission will make a close approach to Mars next year

11:07 - Andrew Dunkley and Fred Watson discuss light echoes in Space Nuts

13:17 - Measuring Black Hole Light Echoes with Very Long Baseline Interferometry

21:42 - Measuring black hole light echoes with very long baseline interferometry

22:39 - Even since ancient times, we've used light for medical purposes

27:55 - Fred has been receiving radiation therapy for prostate cancer for five weeks now

34:16 - Professor Fred Watson: Believe me, I'll be around for next episode

✍️ Episode References

European Space Agency

https://www.esa.int

Phys.org

https://www.phys.org

Universe Today

https://www.universetoday.com

Astrophysical Journal Letters

https://iopscience.iop.org/journal/

8205

5--- The Conversation

https://theconversation.com

Cancer Council New South Wales

https://www.cancercouncil.com.au

Episode link: https://play.headliner.app/episode/24208150?utm_source=youtube

Astronomy Daily - The Podcast: S03E212

Welcome to Astronomy Daily, your Daily source of space news and astronomical insights. I'm your host, Anna, and today we have an extraordinary lineup of stories that span the cosmos, from validating Einstein’s theories to SpaceX's whimsical passenger.

Highlights:

- Einstein's Theories Confirmed: Discover the groundbreaking study using the Dark Energy Spectroscopic Instrument in Arizona, which tracked nearly 6 million galaxies to confirm Einstein's theory of general relativity on cosmic scales. Uncover the intriguing findings about dark energy's potential dynamism and its implications for the universe's future.

- China's Space Station Progress : Explore the latest achievements of China's space program with the Tianzhou cargo missions. Learn about the recent successful docking of Tianzhou 8 with the Tiangong Space Station and the diverse scientific experiments it supports.

- Artificial Star Mission : Dive into George Mason University's ambitious $19.5 million NASA mission to launch an artificial star into orbit. Understand how this project aims to revolutionize telescope calibration and stellar brightness measurement, enhancing our grasp of the universe's expansion.

- Lunar Safety Innovation : Discover the Australian-developed distress alert system for lunar explorers, designed to ensure astronaut safety during NASA's Artemis missions. Learn about the technology's potential to improve emergency communications on Earth.

- SpaceX and Military Interest: Get insights into SpaceX's latest Starship test flight, which attracted attention from military leadership. Explore the potential military applications of Starship's rapid global transport capabilities and the lighthearted inclusion of a toy banana as a zero-gravity indicator.

- The Guitar Nebula : Marvel at the discovery of the Guitar Nebula, a cosmic structure captured by NASA's Chandra X-ray Observatory and Hubble Space Telescope. Learn about the pulsar at its core and how it creates this visually stunning and scientifically significant formation.

For more cosmic updates, visit our website at astronomydaily.io (https://www.astronomydaily.io) . Sign up for our free Daily newsletter to stay informed on all things space. Join our community on social media by searching for #AstroDailyPod on Facebook, X, YouTube, Tumblr, and TikTok . Share your thoughts and connect with fellow space enthusiasts.

Thank you for tuning in. This is Anna signing off. Until tomorrow, keep looking up and stay curious about the wonders above us.

Become a supporter of this podcast: https://www.spreaker.com/podcast/astronomy-daily-the-podcast--5648921/support. (https://www.spreaker.com/podcast/astronomy-daily-the-podcast--5648921/support)

Sponsors:

NordVPN - www.bitesz.com/nordvpn (https://www.bitesz.com/nordvpn)

Old Glory - www.bitesz.com/oldglory (https://www.bitesz.com/oldglory)

Episode link: https://play.headliner.app/episode/24204360?utm_source=youtube

Astronomy Daily - The Podcast: S03E211

Welcome to Astronomy Daily, your trusted source for the latest in space and Astronomy. I'm your host, Anna, and today we have a thrilling lineup of stories that will take you from the edge of space to the depths of the ocean.

Highlights:

- Starship's 6th Test Flight: Explore SpaceX's sixth Starship test flight from Boca Chica, Texas. Delve into the mission's mixed results as the booster faced challenges, yet the Starship upper stage excelled in space, showcasing its capabilities for future orbital missions.

- Rocket Launch Bonanza : Get ready for an action-packed week with multiple launches. Rocket Lab leads with missions from Virginia and New Zealand, while SpaceX, Roscosmos, and Blue Origin join the global launch frenzy, each with their unique missions and goals.

- UAP Investigations: Dive into the Pentagon's UFO Investigation Office's latest update to the Senate. Discover the scientific rigor applied to puzzling cases and the progress made in explaining famous incidents, while acknowledging the mystery that still surrounds some reports.

- Lunar Traffic Jams : Uncover the emerging challenges of lunar traffic management as spacecraft from multiple nations navigate the crowded orbits around the Moon. Learn about the informal coordination efforts and the call for a formal international protocol.

- Rocket Lab's Neutron Rocket : Discover Rocket Lab's ambitious plans for the Neutron rocket, targeting a mid-2025 debut. Explore the engineering marvels of this partially reusable vehicle and its potential to revolutionize launch capacity.

For more cosmic updates, visit our website at astronomydaily.io (https://www.astronomydaily.io) . Sign up for our free Daily newsletter to stay informed on all things space. Join our community on social media by searching for #AstroDailyPod on Facebook, X, YouTube, Tumblr, and TikTok . Share your thoughts and connect with fellow space enthusiasts.

Thank you for tuning in. This is Anna signing off. Until next time, keep exploring the cosmos and stay curious about the wonders of our universe.

Become a supporter of this podcast: https://www.spreaker.com/podcast/astronomy-daily-the-podcast--5648921/support (https://www.spreaker.com/podcast/astronomy-daily-the-podcast--5648921/support) .

Episode link: https://play.headliner.app/episode/24177167?utm_source=youtube

SpaceTime Series 27 Episode 140

*Revisiting the Milky Way's Black Hole Image

A new study questions the accuracy of the first-ever image of Sagittarius A, the supermassive black hole at the centre of the Milky Way. Researchers suggest the image may not accurately represent its appearance, proposing a more elongated accretion disc instead of the ring-like structure previously released by the Event Horizon Telescope.

*Methane in Titan's Crust

Data from NASA's Cassini spacecraft indicates that Saturn's moon Titan may have a methane-rich crust up to 10 kilometres thick. This insulating layer could explain Titan's shallow impact craters and its methane-rich atmosphere, providing insights into its unique geological and atmospheric dynamics.

*Updates on Earth's Ozone Hole

NASA reports that the annual ozone hole over Antarctica was smaller this year, ranking as the seventh smallest since recovery efforts began. The ozone layer is on track to fully recover by 2066, thanks to international agreements curbing ozone-depleting chemicals.

The Science Report

Antarctic ice core samples suggest Earth has already surpassed a 1.5°C global temperature rise due to human-induced climate change. A study links outdoor lighting at night to increased Alzheimer's risk for those under 65. LED lights on surfboards could reduce shark attacks by mimicking natural camouflage. Nord's latest survey reveals continued use of weak passwords, with "123456" and "password" among the most common.

www.spacetimewithstuartgary.com (https://www.spacetimewithstuartgary.com)

www.bitesz.com (https://www.bitesz.com)

🌏 Get Our Exclusive NordVPN deal here ➼ www.bitesz.com/nordvpn. (https://www.bitesz.com/nordvpn) Enjoy incredible discounts and bonuses! Plus, it’s risk-free with Nord’s 30-day money-back guarantee! ✌

Check out our newest sponsor - Old Glory (https://www.bitesz.com/oldglory) - Iconic Music and Sports Merch and now with official NASA merch. Well worth a look....

Become a supporter of this Podcast for as little as $3 per month and access commercial-free episodes plus bonuses: https://www.spreaker.com/podcast/spacetime-with-stuart-gary--2458531/support (https://www.spreaker.com/podcast/spacetime-with-stuart-gary--2458531/support)

00:00 New study suggests first ever picture of Milky Way's black hole might not be accurate

00:47 New study claims first ever images of Sagittarius A may be inaccurate

03:57 New study suggests Saturn's moon Titan may have an insulating methane crust

09:12 Scientists say Antarctic ozone layer could fully recover by 2066

20:04 New study suggests Earth has already passed 1.5 degrees Celsius warming attributable to climate change

21:24 A new study claims exposure to outdoor lighting at night increases Alzheimer's risk

25:29 Space Time with Stuart Gary is available on numerous podcast platforms

Episode link: https://play.headliner.app/episode/24171840?utm_source=youtube