SpaceTime with Stuart Gary Gary - Series 29 Episode 4

In this episode of SpaceTime , we explore the latest revelations about supermassive black holes, the enigmatic interstellar comet 3I Atlas, and NASA's innovative tests on lunar surface interactions.

Do All Galaxies Host Supermassive Black Holes?

A groundbreaking study utilizing NASA's Chandra X-ray Observatory challenges the long-held belief that all galaxies harbor supermassive black holes at their centers. Analyzing data from over 1,600 galaxies, researchers discovered that only about 30% of dwarf galaxies contain these cosmic giants. The findings, published in the Astrophysical Journal, provide crucial insights into the formation of supermassive black holes and suggest that smaller galaxies may have significantly fewer black holes than their massive counterparts.

No Evidence of Alien Intelligence from Comet 3I Atlas

Despite sensational claims, a thorough investigation into the interstellar comet 3I Atlas has yielded no signs of extraterrestrial technology. Observations from the Green Bank Radio Telescope during the comet's closest approach revealed only radio frequency interference, dismissing earlier speculations of alien signals. The analysis reinforces the understanding that the comet's behavior aligns with natural phenomena, rather than advanced civilizations.

NASA's Rocket Plume Studies on Lunar Regolith

NASA is conducting new experiments to understand how rocket plumes interact with the lunar surface, crucial for future lunar landings. Using a sophisticated camera system, scientists are simulating rocket engine behavior in a vacuum chamber to analyze the impact of exhaust on lunar dust and rocks. The data collected will inform the design of landing systems for the Artemis missions and future Mars explorations, ensuring crew safety and mission success.

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

✍️ Episode References

Astrophysical Journal

NASA Reports

Journal of Molecular and Cellular Biochemistry

Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-your-guide-to-space-astronomy--2458531/support (https://www.spreaker.com/podcast/spacetime-your-guide-to-space-astronomy--2458531/support?utm_source=rss&utm_medium=rss&utm_campaign=rss) .

(00:00:00) This is Space Time Series 29, Episode 4 for broadcast on 9 January 2026

(00:00:47) Study reveals fewer supermassive black holes in smaller galaxies

(00:12:30) No signs of alien technology from comet 3I Atlas

(00:20:10) NASA's lunar regolith plume interaction tests

(00:25:00) Science report: Microplastics and neurodegenerative diseases, dog ownership and community ties

Episode link: https://play.headliner.app/episode/31032264?utm_source=youtube

In this episode, we explore a remarkable array of developments in space exploration and astronomy that are making headlines. We begin with a historic moment as NASA orders its first controlled medical evacuation from the International Space Station, bringing home the entire Crew 11 team due to a medical issue affecting one astronaut. This unprecedented decision underscores the importance of crew safety and the challenges of long-duration spaceflight.Next, we look forward to the upcoming February full moon, known as the Snow Moon, which promises a stunning display in the night sky. With peak illumination set for February 1st, we provide tips for the best viewing experience across various regions.Shifting our focus to the ongoing advancements at SpaceX's Starbase, we discuss significant upgrades to Pad 1, preparing for the next generation of Starship launches. These enhancements aim to facilitate rapid reusability and increase launch frequency, crucial for the ambitious goals of the Starship programme.We also address the unfortunate news regarding NASA's Mars Sample Return mission, which has effectively been shelved due to budget cuts. This opens the door for China's simpler and potentially quicker plans to return Martian samples, marking a significant shift in the landscape of Mars exploration.In a thrilling discovery, the Vera Rubin Observatory has identified the fastest spinning large asteroid ever recorded, prompting discussions on the implications for asteroid deflection strategies.Finally, we unveil a new map detailing the origins of billions of ghostly neutrinos that pass through us daily, offering insights into stellar processes and the mysteries of our galaxy.Join us as we unpack these fascinating stories and more in this episode of Astronomy Daily!00:00 – **Astronomy Daily brings you the latest news from space and astronomy

00:57 – **NASA orders medical evacuation of entire ISS crew due to medical issue

03:43 – **February full moon is coming up soon. Peak illumination at 5:09pm Eastern on February 1st

05:29 – **NASA's Mars sample return mission effectively dead after budget cuts

06:31 – **The Vera Rubin Observatory has spotted the fastest spinning large asteroid ever discovered

07:47 – **From ISS drama to neutrino maps. What a day in space news### Sources & Further Reading1. NASA (https://www.nasa.gov/) 2. SpaceX (https://www.spacex.com/) 3. European Space Agency (https://www.esa.int/) 4. Galactic Neutrinos (https://www.galacticneutrinos.org/) ### Follow & ContactX/Twitter: @AstroDailyPod

Instagram: @astrodailypod

Email: hello@astronomydaily.io

Website: astronomydaily.io (http://astronomydaily.io/)

Clear skies and see you next time! 🌟

Become a supporter of this podcast: https://www.spreaker.com/podcast/astronomy-daily-space-news-updates--5648921/support (https://www.spreaker.com/podcast/astronomy-daily-space-news-updates--5648921/support?utm_source=rss&utm_medium=rss&utm_campaign=rss) .

Sponsor Details:

Ensure your online privacy by using NordVPN . To get our special listener deal and save a lot of money, visit You'll be glad you did!

Become a supporter of Astronomy Daily by joining our Supporters Club. Commercial free episodes daily are only a click way... Click Here (https://www.spreaker.com/podcast/astronomy-daily-space-news-updates--5648921/support)

This episode includes AI-generated content.

Episode link: https://play.headliner.app/episode/31030116?utm_source=youtube

Sponsor Links:

This episode of Space Nuts is brought to you with the support of Antigravity A1 . Experience the future of flight with the world’s first all-in-one 8K 360 drone . With intuitive controls and immersive goggles, the Antigravity A1 redefines what it means to fly. Check it out at AntigravityA1. (https://www.antigravity.tech/drone/antigravity-a1/buy?utm_term=spacenuts)

This episode is brought to you with the support of NordVPN. When you really need to do something about your online privacy, go with the best... NordVPN . Get our extra 4 months free offer by visiting Nordvpn.com/spacenuts (https://nordvpn.com/spacenuts)

New Year, New Discoveries: Expandable Space Stations, Martian Caves, and Rogue Planets

In this exciting New Year edition of Space Nuts , hosts Andrew Dunkley and Professor Fred Watson kick off 2026 with a bang, discussing groundbreaking developments in space exploration and astronomy. From innovative proposals for expandable space stations to intriguing discoveries on Mars, this episode is packed with cosmic insights.

Episode Highlights:

- Expandable Space Stations: Andrew and Fred dive into a fascinating proposal for an inflatable space station that could expand to be larger than the International Space Station. They explore the technology behind this concept and its potential implications for future space tourism and research.

- Strange Caves on Mars: The duo discusses recent findings of unique caves on Mars that may have formed through water-driven processes. These caves could provide a habitat for microbial life, sparking interest in future rover missions to investigate their potential.

- Observations of Rogue Planets: Andrew and Fred delve into the elusive nature of rogue planets, discussing how recent observations using gravitational microlensing have shed light on a planet 22 times the mass of Jupiter, located approximately 10,000 light years from Earth. They reflect on the significance of these findings and the advancements in technology that facilitate such discoveries.

For more Space Nuts, including our continuously 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 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 (https://www.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 (https://www.spreaker.com/podcast/space-nuts-astronomy-insights-cosmic-discoveries--2631155/support?utm_source=rss&utm_medium=rss&utm_campaign=rss) .

Episode link: https://play.headliner.app/episode/31026598?utm_source=youtube

In this episode, we embark on an exciting journey through the latest astronomical discoveries and cosmic phenomena that are captivating enthusiasts around the globe. We begin with a groundbreaking revelation about Betelgeuse, the iconic red supergiant star. Astronomers have uncovered the cause behind its perplexing brightness fluctuations and the dramatic dimming event of 2020, attributing it to a hidden companion star, affectionately named Siwarha, which disrupts Betelgeuse's atmosphere and light.Next, we present a stunning decades-long time-lapse video of Kepler's supernova remnant, showcasing the evolution of this cosmic explosion as observed by the Chandra X-ray Observatory. This visual journey through time reveals the dynamic expansion of the remnant and its implications for the elements that contribute to new star formation.Shifting our focus closer to home, we discuss a comprehensive all-sky census of K dwarfs, revealing promising candidates for potential life-bearing planets. These cooler, longer-lived stars present a stable environment for life to evolve, providing a treasure trove of data for future exoplanet exploration.For sky watchers, we highlight a series of spectacular lunar events in 2026, including a total lunar eclipse, a blue moon, and a Christmas Eve supermoon, all offering breathtaking views for observers.We also explore a thought-provoking study on the potential risks posed by passing stars to our solar system, suggesting that galactic flybys could destabilise Earth's orbit, although the probability remains exceedingly low.Finally, we delve into the feasibility of asteroid mining, examining recent research on meteorites that sheds light on the challenges and potential of extracting resources from asteroids.Join us as we unpack these captivating stories and more in this episode of Astronomy Daily!00:00 – **Welcome to Astronomy Daily, the podcast where we discuss the coolest space news

00:44 – **Astronomers have finally cracked Betelgeuse's biggest mystery

02:34 – **NASA releases stunning video of supernova remnant from Chandra Xway Observatory

05:40 – **Could a passing star fling Earth into deep space faster than thought

07:45 – **Thanks for listening to Astronomy Daily! We appreciate every listen### Sources & Further Reading1. NASA (https://www.nasa.gov/) 2. Hubble Space Telescope (https://www.hubblesite.org/) 3. Chandra X-ray Observatory (https://www.chandra.harvard.edu/) 4. European Space Agency (https://www.esa.int/) ### Follow & ContactX/Twitter: @AstroDailyPod

Instagram: @astrodailypod

Email: hello@astronomydaily.io

Website: astronomydaily.io (http://astronomydaily.io/)

Become a supporter of this podcast: https://www.spreaker.com/podcast/astronomy-daily-space-news-updates--5648921/support (https://www.spreaker.com/podcast/astronomy-daily-space-news-updates--5648921/support?utm_source=rss&utm_medium=rss&utm_campaign=rss) .

Sponsor Details:

Ensure your online privacy by using NordVPN . To get our special listener deal and save a lot of money, visit You'll be glad you did!

Become a supporter of Astronomy Daily by joining our Supporters Club. Commercial free episodes daily are only a click way... Click Here (https://www.spreaker.com/podcast/astronomy-daily-space-news-updates--5648921/support)

This episode includes AI-generated content.

Episode link: https://play.headliner.app/episode/31011989?utm_source=youtube

SpaceTime with Stuart Gary Gary - Series 29 Episode 3

In this episode of SpaceTime , we delve into the latest discoveries in astrophysics and the challenges faced by space agencies worldwide.

Ancient Supernova Offers Clues to Dark Energy

Astronomers have made significant strides in understanding dark energy, the enigmatic force driving the universe's accelerated expansion. A newly observed supernova, located 10 billion light years away, has been gravitationally lensed by a foreground galaxy, allowing scientists to analyze multiple images of the same explosion. This phenomenon could help determine the Hubble constant, shedding light on the universe's expansion rate and its ultimate fate, which ranges from a Big Crunch to a Big Rip.

Sterile Neutrino Hypothesis Nearly Ruled Out

After over a decade of research, scientists have come close to ruling out the existence of the sterile neutrino, a proposed particle that could explain anomalous neutrino behavior. Data from the Micro BooNE experiment at Fermilab has shown no signs of sterile neutrinos, providing a pivotal moment in particle physics that narrows the search for new theories beyond the standard model.

China's Reusable Rocket Setback

China's efforts to develop a reusable rocket faced a significant blow as its Long March 12A failed on its maiden flight. Although the rocket's first and second stages performed as expected, the first stage failed to return successfully, highlighting the challenges in achieving reusability akin to SpaceX's Falcon 9. This setback underscores the competitive nature of the global space industry as China strives to enhance its capabilities.

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

✍️ Episode References

Astrophysical Letters

Nature

Fermilab Reports

Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-your-guide-to-space-astronomy--2458531/support (https://www.spreaker.com/podcast/spacetime-your-guide-to-space-astronomy--2458531/support?utm_source=rss&utm_medium=rss&utm_campaign=rss) .

(00:00:00) This is Space Time Series 29, Episode 3 for broadcast on 7 January 2026

(00:00:47) Discovering dark energy through a unique supernova

(00:12:30) Ruling out the sterile neutrino hypothesis

(00:20:10) China's reusable rocket faces a major setback

(00:25:00) Science report: Climate change impacts, endangered species, and digital privacy concerns

Episode link: https://play.headliner.app/episode/31007030?utm_source=youtube

In this episode, we delve into a thrilling array of space news and discoveries that are shaping our understanding of the cosmos. We start with a sobering update on Europa, one of Jupiter's moons, where new research suggests its vast subsurface ocean may lack the necessary energy to support life as we know it. Despite its potential, the study highlights the importance of geological activity for habitability, leaving us with more questions than answers.Shifting gears, we turn our attention to the upcoming Artemis 2 mission, set to mark the first crewed flight around the Moon in over 50 years. With a launch date tentatively scheduled for February 6, 2026, the excitement builds as NASA prepares for this historic journey, testing life support systems and navigation in deep space.Next, we explore a surprising discovery made by the James Webb Space Telescope in the dwarf galaxy Sextans A, which has revealed unexpected dust content, challenging previous assumptions about early galaxies. This finding could have significant implications for our understanding of star formation and planet-building materials in the early universe.On Mars, the Curiosity rover continues to impress with stunning new panoramas from Mount Sharp, showcasing the planet's geological history and ongoing exploration efforts. The rover's advanced autonomy allows it to multitask while analyzing the Martian landscape, providing invaluable insights into the planet's past.For sky watchers, we discuss an intriguing upcoming astronomical event: a rare predicted double exoplanet transit set for April 1, 2026. However, due to scheduling constraints at major telescopes, real-time observations may be elusive, reminding us of the challenges in capturing such fleeting cosmic moments.Finally, we reflect on NASA's bittersweet decision to demolish three historic test facilities at the Marshall Space Flight Center, marking the end of an era in space exploration. While progress is essential, it comes with the acknowledgment of our rich history and the legacy of past achievements.Join us as we unpack these captivating stories and more in this episode of Astronomy Daily!00:00 – **Welcome to Astronomy Daily, your daily dose of space and astronomy news

00:52 – **New research suggests Europa's vast subsurface ocean might not support life

02:38 – **NASA is eyeing February 6, 2026 for launch of historic Artemis 2 mission

03:50 – **James Webb Space Telescope finds dwarf galaxy with super low metallicity

06:36 – **Astronomers predict rare double exoplanet transit in 2026### Sources & Further Reading1. NASA (https://www.nasa.gov/) 2. James Webb Space Telescope (https://www.jwst.nasa.gov/) 3. European Space Agency (https://www.esa.int/) 4. Jet Propulsion Laboratory (https://www.jpl.nasa.gov/) ### Follow & ContactX/Twitter: @AstroDailyPod

Instagram: @astrodailypod

Email: hello@astronomydaily.io

Website: astronomydaily.io (http://astronomydaily.io/)

Clear skies and see you next time! 🌟

Become a supporter of this podcast: https://www.spreaker.com/podcast/astronomy-daily-space-news-updates--5648921/support (https://www.spreaker.com/podcast/astronomy-daily-space-news-updates--5648921/support?utm_source=rss&utm_medium=rss&utm_campaign=rss) .

Sponsor Details:

Ensure your online privacy by using NordVPN . To get our special listener deal and save a lot of money, visit You'll be glad you did!

Become a supporter of Astronomy Daily by joining our Supporters Club. Commercial free episodes daily are only a click way... Click Here (https://www.spreaker.com/podcast/astronomy-daily-space-news-updates--5648921/support)

This episode includes AI-generated content.

Episode link: https://play.headliner.app/episode/30992913?utm_source=youtube

In this episode, we journey through the latest cosmic developments that are capturing our imaginations and shaping our understanding of the universe. We kick off with a concerning update about Spain's Spainsat NG2 satellite, which encountered a space particle during its ascent to orbit, highlighting the unpredictable nature of space travel. Fortunately, contingency plans are in place to ensure uninterrupted communications for the Spanish Ministry of Defence.Next, we delve into a busy launch schedule, featuring SpaceX's Falcon 9 missions that will deploy new Starlink satellites and a variety of rideshare missions, including NASA's Pandora project aimed at observing exoplanet transits. The excitement continues with ISRO's upcoming launch of an Earth observation satellite, showcasing the rapid advancements in global space initiatives.We then explore groundbreaking laboratory research supporting the RNA World hypothesis, which suggests that RNA could have been the first self-replicating molecule on Earth. This study, which mimics early Earth conditions, provides compelling evidence that life may have emerged more quickly than previously thought, with implications for the search for life on Mars.As we look towards the Moon, 2026 promises to be a pivotal year for private lunar exploration, with several companies planning missions to scout resources and test technologies essential for a sustainable human presence.We also discuss an ambitious proposal to develop a kilometric baseline interferometer to hunt for habitable moons around distant exoplanets, potentially revolutionising our search for life beyond Earth.Finally, we highlight China's Chang'e 7 mission, which is set to investigate the Moon's South Pole and its ancient ice deposits, crucial for future lunar habitation efforts.Join us as we unpack these fascinating stories and more in this episode of Astronomy Daily!00:00 – **Welcome to Astronomy Daily podcast, hosted by Anna and Avery

00:38 – **Spainsat NG2 hit by space particle while heading to final orbit

01:51 – **SpaceX and ISRO have several missions scheduled for next week

03:08 – **RNA World hypothesis says RNA was first self replicating life precursor

04:30 – **2026 could be a pivotal year for private lunar exploration

07:13 – **This week's Astronomy Daily includes: Satellite hits, launch previews### Sources & Further Reading1. SpaceX (https://www.spacex.com/) 2. ISRO (https://www.isro.gov.in/) 3. European Space Agency (https://www.esa.int/) 4. NASA (https://www.nasa.gov/) ### Follow & ContactX/Twitter: @AstroDailyPod

Instagram: @astrodailypod

Email: hello@astronomydaily.io

Website: astronomydaily.io (http://astronomydaily.io/)

Clear skies and see you next time! 🌟Become a supporter of this podcast: Support Us (https://www.spreaker.com/podcast/astronomy-daily-space-news-updates--5648921/support?utm_source=rss&utm_medium=rss&utm_campaign=rss) . Sponsor Details:

Ensure your online privacy by using NordVPN . To get our special listener deal and save a lot of money, visit You'll be glad you did!

Sponsor Details:

Ensure your online privacy by using NordVPN . To get our special listener deal and save a lot of money, visit You'll be glad you did!

Become a supporter of Astronomy Daily by joining our Supporters Club. Commercial free episodes daily are only a click way... Click Here (https://www.spreaker.com/podcast/astronomy-daily-space-news-updates--5648921/support)

This episode includes AI-generated content.

Episode link: https://play.headliner.app/episode/30975390?utm_source=youtube

SpaceTime with Stuart Gary Gary - Series 29 Episode 2

In this episode of SpaceTime , we explore the intriguing history of our galaxy and the secrets of Earth's early water retention.

Unraveling the Milky Way's Chemical Bimodality

A groundbreaking study suggests that the Milky Way's stellar formation and its unique chemical bimodality may stem from intergalactic gas rather than traditional star formation or galactic collisions. Researchers utilized advanced computer simulations to analyze the formation of 30 simulated galaxies, revealing that the Milky Way's distinct groups of stars, defined by their iron and magnesium content, can emerge through various mechanisms. This research not only enhances our understanding of the Milky Way's evolution but also challenges previous assumptions about the role of smaller galaxies in shaping its chemical structure.

Earth's Mantle: A Reservoir of Ancient Water

New findings indicate that Earth's mantle may have locked away vast amounts of water during the planet's formative magma ocean phase. Researchers discovered that bridgmanite, the most abundant mineral in the mantle, could store significant quantities of water, potentially equating to the volume of all today's oceans. This study reshapes our understanding of how water was retained during Earth's extreme early conditions and its role in the transition to a habitable planet. The implications of this research may provide insights into the geological processes that sustain Earth's dynamic environment.

The Astronomy of Standing Stones

Reflecting on archaeological astronomy, we revisit a pivotal study that revealed how ancient standing stones in Britain were constructed with astronomical alignments in mind. This research confirms that the earliest stone monuments, including the Great Circles of Scotland, were intentionally oriented to mark the movements of the sun and moon. By examining the patterns of alignment, researchers established a connection between these ancient structures and the cultural significance of celestial events, illustrating the sophisticated understanding early Britons had of their environment and the cosmos.

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

✍️ Episode References

Monthly Notices of the Royal Astronomical Society

Journal of Science

Journal of Archaeological Science Reports

Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-your-guide-to-space-astronomy--2458531/support (https://www.spreaker.com/podcast/spacetime-your-guide-to-space-astronomy--2458531/support?utm_source=rss&utm_medium=rss&utm_campaign=rss) .

(00:00:00) This is Space Time Series 29, Episode 2 for broadcast on 5 January 2026

(00:00:47) New study on the Milky Way's chemical bimodality

(00:12:30) How bridgmanite in Earth's mantle may have stored ancient water

(00:20:10) The astronomical significance of ancient standing stones in Britain

(00:25:00) Science Robert: Sleep apnea linked to Parkinson's disease and more news in science

Episode link: https://play.headliner.app/episode/30970659?utm_source=youtube