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SpaceTime with Stuart Gary

Stuart Gary

Join host Stuart Gary for weekly explorations into Astronomy, Space, and Science News, featuring insights from 19 years on Australian Public Radio and industry experts. Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-with-stuart-gary--2458531/support.

  1. Primordial Black Holes and Saturn's Ring Origins: Unveiling Cosmic Mysteries

    8 HR AGO

    Primordial Black Holes and Saturn's Ring Origins: Unveiling Cosmic Mysteries

    SpaceTime with Stuart Gary Gary - Series 29 Episode 22 In this episode of SpaceTime, we delve into the formation of the universe's most enigmatic objects, explore the origins of Saturn's iconic rings, and get updates on NASA's Artemis 2 mission. Black Holes and Exotic Cosmic Structures A groundbreaking study suggests that some of the universe's most exotic entities, including black holes and cannibal stars, may have formed just seconds after the Big Bang. Researchers from the International School of Advanced Studies propose that subatomic particles condensed into halos of matter, which then collapsed to create these fascinating cosmic structures. Their findings, published in Physical Review D, indicate that even in the earliest moments of the universe, complex physical phenomena were already taking shape, paving the way for our understanding of cosmic evolution. The Formation of Saturn's Rings New research proposes that Saturn's largest moon, Titan, may have formed from the collision of two older moons, potentially linking this event to the creation of Saturn's spectacular ring system. The study, reported in the Planetary Science Journal, utilizes computer simulations to explore the dynamics of Saturn's moons and their interactions, suggesting that Titan's merger could explain its unique orbit and the age of the rings, estimated to be around 100 million years. NASA's Artemis 2 Mission Update Following the recent scrubbing of the Artemis 2 launch due to hydrogen leaks, NASA has made significant repairs and is preparing for another attempt. Engineers have replaced seals in the mobile launcher's umbilical area and are conducting further testing to ensure the rocket's readiness. With multiple launch windows available in March, the Artemis 2 mission aims to test key systems aboard the Orion spacecraft, setting the stage for future lunar exploration and the eventual return of humans to the Moon. www.spacetimewithstuartgary.com ✍️ Episode References Physical Review D, Planetary Science Journal Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-with-stuart-gary--2458531/support.

    23 min
  2. Exploring Life's Potential on the Red Planet and Saturn's Tiny Moon

    1 DAY AGO

    Exploring Life's Potential on the Red Planet and Saturn's Tiny Moon

    SpaceTime with Stuart Gary Gary - Series 29 Episode 21 In this episode of SpaceTime, we explore intriguing revelations about the search for life on Mars, the surprising effects of Saturn's moon Enceladus on its planet, and the monumental volcanic events that reshaped Earth's tectonic landscape. Life on Mars: A New Perspective Recent findings suggest that non-biological processes cannot fully explain the organic compounds found in Martian regolith samples collected by NASA's Curiosity rover. Published in the journal Astrobiology, the study indicates that life may have contributed to some of these compounds, challenging previous assumptions. The research involved evaluating potential non-biological sources and concluded that the abundance of organics on Mars could hint at past life, sparking renewed interest in the Red Planet's potential habitability. Enceladus' Electromagnetic Influence A fascinating study reveals that Saturn's icy moon Enceladus trails a wake of electromagnetic ripples extending over half a million kilometers, significantly influencing its giant host planet. Data from NASA's Cassini mission demonstrated how Enceladus' geysers contribute to energy and momentum circulation within Saturn's magnetic environment, marking a crucial discovery about the moon's role in the Saturnian system. Earth's Volcanic History New research highlights how Earth's largest volcanic event, associated with the Ontong Java Plateau, dramatically altered a major tectonic plate. The findings suggest that extensive volcanic activity led to significant physiochemical modifications within the oceanic plate, enhancing our understanding of plate formation processes and the environmental impacts of such massive eruptions. www.spacetimewithstuartgary.com ✍️ Episode References Astrobiology, Geophysical Research Space Physics, Geophysical Research Letters Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-with-stuart-gary--2458531/support.

    25 min
  3. Earth's Core Secrets and Solar Neutrinos: Unveiling the Mysteries of Our Planet and the Sun

    3 DAYS AGO

    Earth's Core Secrets and Solar Neutrinos: Unveiling the Mysteries of Our Planet and the Sun

    In this episode of SpaceTime, we dive into groundbreaking research revealing the true composition of the Earth's core, explore new insights into solar neutrinos, and uncover the complexities of Martian volcanoes. Earth's Core Contains Vast Hydrogen Reservoir A recent study published in Nature Communications indicates that Earth's core may hold up to 45 oceans' worth of hydrogen, challenging the long-held belief that water on our planet primarily came from asteroids and comets. Utilizing advanced laboratory techniques, researchers simulated the extreme conditions of the core to uncover its surprising hydrogen content, suggesting a significant internal source of water far beyond previous estimates. Neutrinos from the Sun's Core A new dark matter experiment has successfully detected neutrinos originating from the Sun's core, marking a significant milestone in our understanding of these elusive particles. The LZ experiment at the Sanford Underground Research Facility captured signals from Brian 8 solar neutrinos, providing valuable data on solar processes and setting new limits for dark matter research. This breakthrough highlights the potential of neutrino studies in unraveling the mysteries of both dark matter and stellar dynamics. Complexity of Martian Volcanoes New findings published in Geology reveal that young Martian volcanoes are far more complex than previously thought. Researchers have discovered that these volcanoes were shaped by long-lasting and evolving magma systems rather than single eruptions. By analyzing surface features and mineral compositions from orbit, scientists have reconstructed the intricate eruptive history of these volcanic systems, shedding light on the Red Planet's geological past. www.spacetimewithstuartgary.com ✍️ Episode References Nature Communications, Geology Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-with-stuart-gary--2458531/support. (00:00:00) New study reveals Earth's core may contain vast amounts of hydrogen (00:08:30) Breakthrough in solar neutrino detection from the Sun's core (00:16:45) Insights into the complex eruptive history of Martian volcanoes (00:25:00) Science report: The link between caffeine consumption and reduced dementia risk (00:32:15) Study on the frequency of passionate love experiences in humans

    32 min
  4. Earth's Core Secrets and Solar Neutrinos: Unveiling the Mysteries of Our Planet and the Sun | S29E20, 21 & 22

    4 DAYS AGO • SUBSCRIBERS ONLY

    Earth's Core Secrets and Solar Neutrinos: Unveiling the Mysteries of Our Planet and the Sun | S29E20, 21 & 22

    In this episode of SpaceTime, we delve into groundbreaking revelations regarding the Earth's core, solar neutrinos, and the volcanic activity on Mars. Earth's Core Contains Oceans of Hydrogen A recent study published in Nature Communications reveals that the Earth's core may hold up to 45 oceans worth of hydrogen. This finding challenges the long-held belief that Earth's water primarily came from asteroids and comets. Using advanced laboratory techniques, scientists simulated the extreme conditions of the core and discovered significant levels of hydrogen, suggesting a more complex history of water on our planet. Neutrinos from the Sun's Core In a significant breakthrough, the LUX-ZEPLIN experiment has detected neutrinos originating from the core of the Sun, marking a milestone in our understanding of these elusive particles. This discovery not only sheds light on solar processes but also enhances the search for dark matter, as the interactions observed mimic those expected from dark matter particles. Volcanoes on Mars: A Complex History New research published in Geology indicates that Mars' young volcanoes are far more intricate than previously thought. Rather than forming from single eruptions, these volcanoes were shaped by long-lasting and evolving magma systems. This study provides insight into the Red Planet's volcanic activity, revealing a dynamic history of eruptions and magma evolution. www.spacetimewithstuartgary.com ✍️ Episode References Nature Communications, Geology Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-with-stuart-gary--2458531/support.

    1h 16m
  5. Black Hole Explosions and Martian Water Loss: Unraveling Cosmic Mysteries and Planetary Secrets

    13 FEB

    Black Hole Explosions and Martian Water Loss: Unraveling Cosmic Mysteries and Planetary Secrets

    Sponsor Link: This episode of SpaceTime is brought to with the help of Squarespace. When it's time to get online, you need Suarespace to make you look professional. To get the Spacetime special offer simply visit www.squarespace.com/spacetime or use the code SPACETIME at checkout. SpaceTime with Stuart Gary Gary - Series 29 Episode 19 In this episode of SpaceTime, we explore astonishing discoveries in astrophysics, planetary science, and aerospace engineering. Astronomers Observe Possible Black Hole Explosion Astronomers are investigating what could be the first ever observation of a black hole explosion. A recent study published in Physical Review Letters suggests that the mysterious high-energy neutrino detected in 2023 may have originated from a quasi-extremal primordial black hole. This type of black hole, theorized to exist since the Big Bang, could explain the otherwise unexplainable energy levels of the neutrino and potentially unlock the secrets of dark matter and the fundamental nature of the universe. Mars' Dust Storms and Water Loss New research published in Communications Earth and Environment reveals that localized dust storms on Mars may play a significant role in the planet's water loss. While Mars is currently a dry desert, evidence from its surface indicates a wetter past. The study shows that intense dust storms can transport water vapor to higher altitudes, facilitating its escape into space, thus contributing to the long-standing mystery of Martian water depletion. Plasma Daniel for Hypersonic Testing A groundbreaking facility known as the plasma tunnel is now being used by scientists and engineers to simulate the extreme conditions spacecraft face during atmospheric reentry. The plasma tunnel generates high-speed plasma flows that mimic the intense heat and pressure experienced during reentry, providing critical data for developing safer and more efficient spacecraft. This innovative technology could revolutionize our understanding of hypersonic flight and enhance mission safety for future space exploration. www.spacetimewithstuartgary.com ✍️ Episode References Physical Review Letters, Communications Earth and Environment Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-with-stuart-gary--2458531/support. (00:00:00) Astronomers investigate a potential black hole explosion (00:07:15) New study reveals how dust storms on Mars contribute to water loss (00:15:30) The plasma tunnel: recreating atmospheric reentry conditions (00:22:45) Science report: Genetic factors influencing life expectancy (00:30:00) Bigfoot sightings and cultural phenomena in America

    24 min
  6. Dark Matter's Role and Lunar Mysteries: Unraveling the Secrets of Our Galaxy and Moon's Interior

    11 FEB

    Dark Matter's Role and Lunar Mysteries: Unraveling the Secrets of Our Galaxy and Moon's Interior

    Sponsor Links: This episode of SpaceTime is brought to you with the support of Squarespace....your first stop when you want to build a presence online. To check out our special offers, simply visit www.squarespace.com/spacetime for details SpaceTime with Stuart Gary Gary - Series 29 Episode 18 In this episode of SpaceTime, we explore groundbreaking theories about the nature of dark matter, the thermal differences between the lunar far and near sides, and new revelations regarding Jupiter's dimensions. Dark Matter's Role in the Milky Way A new study suggests that dark matter could be the driving force behind the gravitational dynamics of our Milky Way galaxy. Researchers propose that a clump of fermionic dark matter might exert similar gravitational influence as the supermassive black hole at the galaxy's center, Sagittarius A. This theory challenges conventional understanding and is supported by data from the European Space Agency's Gaia mission, which mapped the galaxy's outer halo and rotational curve, indicating a potential new model for understanding galactic structures. Lunar Far Side's Cooler Interior Recent findings published in Nature Geoscience indicate that the lunar far side may be significantly cooler than the near side. Analyzing samples collected by China's Chang'e 6 mission, scientists discovered that the far side's regolith formed from lava at temperatures approximately 100 degrees Celsius lower than those from the near side. This study provides insight into the Moon's geological history and the uneven distribution of heat-producing elements, which may have resulted from ancient impacts or tidal forces from Earth. Jupiter's Slimmer Profile New measurements from NASA's Juno mission reveal that Jupiter is actually slimmer than previously thought, being about 8 kilometers narrower at the equator and 24 kilometers flatter at the poles. These findings refine our understanding of the gas giant's shape and have implications for models of planetary formation and evolution. The data also sheds light on Jupiter's atmospheric dynamics, including its powerful winds and cyclones, enhancing our knowledge of gas giants both within our solar system and beyond. www.spacetimewithstuartgary.com ✍️ Episode References Monthly Notices of the Royal Astronomical Society, Nature Geoscience, Nature Astronomy Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-with-stuart-gary--2458531/support. (00:00:00) New study claims that mysterious substance called dark matter could be powering our Milky Way (00:08:01) New study suggests lunar far side may be a little bit colder than near side (00:12:52) Space Time is brought to you by Squarespace. com spacetime (00:14:23) New measurements based on NASA's Juno mission reveal Jupiter is much smaller than previously thought (00:18:16) People with depressive personalities far more likely to have sexual fantasies, study finds (00:20:34) New test shows artificial intelligence chatbot admitting it would kill to save itself (00:27:09) Already we have security companies treating AI chatbots like humans

    30 min
  7. Solar Storms and Artemis Delays: Navigating the Fury of the Sun and Lunar Ambitions

    9 FEB

    Solar Storms and Artemis Delays: Navigating the Fury of the Sun and Lunar Ambitions

    Sponsor Links: This episode of SpaceTime is brought to you with the support of Squarespace....your first stop when you want to build a presence online. To check out our special offers, simply visit www.squarespace.com/spacetime for all the details SpaceTime with Stuart Gary Gary - Series 29 Episode 17 In this episode of SpaceTime, we delve into the recent powerful solar storm that has impacted Earth, the delay of NASA's Artemis 2 manned moon mission, and China's ambitious plans for a futuristic orbital space carrier. Massive Solar Storm Hits Earth The sun has unleashed a barrage of solar eruptions, including 41 N-class flares and six X-class flares, with an X8.1 class flare setting a new record for 2026. This storm is described as the strongest radiation event in 20 years, with scientists noting its potential similarity to the historic 1859 Carrington event. The solar activity has disrupted radio communications and produced stunning auroras, while the sun continues its 11-year solar cycle. Nasa's Artemis 2 Mission Delayed NASA has postponed the launch of its Artemis 2 manned moon mission due to fuel leaks during a critical launch rehearsal. The mission aims to send a crew of four aboard an Orion spacecraft on a 10-day journey around the moon. The delays stem from issues with the SLS rocket's hydrogen tanks and other technical challenges, with new launch windows opening in March. China's Orbital Space Carrier Plans China has announced plans for a Star Wars-style orbital space carrier named Luanio, designed to deploy hypersonic missiles and unmanned stealth drones. This massive spacecraft would be part of an ambitious defense system, although the technology to build such a vehicle is still in the realm of science fiction. The announcement comes amid tensions between the U.S. and China regarding military advancements. www.spacetimewithstuartgary.com Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-with-stuart-gary--2458531/support.

    31 min
  8. Solar Storms and Lunar Delays: Unraveling Earth's Cosmic Challenges and China's Orbital Ambitions | S29E17, 18 & 19

    8 FEB • SUBSCRIBERS ONLY

    Solar Storms and Lunar Delays: Unraveling Earth's Cosmic Challenges and China's Orbital Ambitions | S29E17, 18 & 19

    SpaceTime S29E14 S29E15 S29E16 w/c February 2, 2026 Space, Astronomy and Science Podcast. SpaceTime Series 29 Episode 17 *Massive solar storm erupts from the Sun The Sun has just unleashed a barrage of solar eruptions including over 41 M class solar flares and at least six even more powerful X class flares -- one of which set a new record as the strongest solar flare this year. *NASA delays its Artemis II manned Moon mission till at least next month NASA has been forced to delay the historic flight of its Artemis II manned Moon mission until at least next month, following fuel leaks during a critical launch dress rehearsal. *China’s plans for a Star Wars size orbital aircraft carrier Beijing has unveiled plans for a futuristic Star Wars style orbital space based aircraft carrier which would rain hypersonic missiles and unmanned stealth drones down on its enemies. *The Science Report China announces the creation of a satellite killer energy weapon. The doomsday clock moved closer to midnight. How extreme hot and cold temperatures are sending thousands of people to hospital. Skeptics guide to chemtrail conspiracy theories still floating around. SpaceTime Series 29 Episode 18 *Could dark matter be powering the heart of the Milky Way Galaxy A new study claims that a mysterious substance called Dark Matter could be powering the Milky Way Galaxy. *Is the Lunar far side colder than its near side A new study suggests that the interior of the lunar far side may be colder than the side constantly facing Earth. *New data shows Jupiter is slimmer than thought The solar system’s largest planet – the gas giant Jupiter -- is actually slimmer than previously thought. *The Science Report People with neurotic and depressive personalities more likely to have sexual fantasies. Palaeontologists have confirmed what is now Australia’s earliest dinosaur fossils. A new study shows about half of all American teens are now using AI Chatbots. Alex on Tech warnings following another AI murder conspiracy plan. SpaceTime Series 29 Episode 19 *Have astronomers just seen a black hole explode Astronomers are double checking their observations after seeing what appears to have been a black hole exploding. If it did -- it could explain (almost) everything! *How dust helped Mars lose some of its water A new study may show how an unusual dust storm on Mars can help explain how the red planet lost some of its water. *Using a plasma tunnel to recreate the extreme conditions of re-entry Scientists and aerospace engineers have started using a new ultra-high energy test facility called a Plasma Tunnel to recreate the extreme conditions spacecraft experience during atmospheric re-entry. *The Science Report A new study claims your genetic background has the greatest impact on your life expectancy. New optical atomic clock technology takes over. Salt water crocodiles found to migrate thousands of kilometres across open oceans. Skeptics guide to bigfoot trending – again! https://spacetimewithstuartgary.com https://www.bitesz.com/show/spacetime/ This week’s guests include: Professor Iver Cairns from the University of Sydney Hisham Ali from the University of Colorado Boulder And our regular guests: Alex Zaharov-Reutt from techadvice.life Tim Mendham from Australian Skeptics 🌏 Get Our Exclusive NordVPN deal here ➼ www.bitesz.com/nordvpn . The discounts and bonuses are incredible! And it’s risk-free with Nord’s 30-day money-back guarantee! ✌

    1h 17m
4
out of 5
95 Ratings

About

Join host Stuart Gary for weekly explorations into Astronomy, Space, and Science News, featuring insights from 19 years on Australian Public Radio and industry experts. Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-with-stuart-gary--2458531/support.

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