SpaceTime: Astronomy & Science News

Stuart Gary
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SpaceTime: Astronomy & Science News
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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-astronomy-science-news--2458531/support.

  1. Snowball Earth Evidence, Blue Origin's Parachute Mishap, and the Moon's Horizon Illusion: S28E23

    2일 전

    Snowball Earth Evidence, Blue Origin's Parachute Mishap, and the Moon's Horizon Illusion: S28E23

    SpaceTime Series 28 Episode 23 The Astronomy, Space and Science News Podcast Snowball Earth Evidence, Blue Origin's Parachute Failure, and the Moon Illusion Explained In this episode of SpaceTime, we dive into groundbreaking geological research that provides compelling evidence for the Snowball Earth hypothesis, suggesting that glaciers may have covered the planet from pole to pole hundreds of millions of years ago. This research reveals insights into Earth's climatic history and the emergence of multicellular life following this extreme glaciation event. Blue Origin's Lunar Gravity Mission We also discuss the recent Blue Origin mission, where the New Shepard spacecraft experienced a parachute failure during a lunar gravity simulation flight. Despite the malfunction, mission managers confirm that the capsule was designed to land safely with two parachutes, and investigations are underway to understand the issue. The Moon Illusion: Why Does It Appear Larger on the Horizon? Additionally, we explore the fascinating phenomenon known as the Moon illusion, which causes the Moon to appear larger when it is near the horizon compared to when it is high in the sky. We delve into the psychological and perceptual factors that contribute to this optical illusion, despite the Moon's actual size remaining constant. 00:00 Space Time Series 28 Episode 23 for broadcast on 21 February 2025 00:49 Evidence supporting the Snowball Earth hypothesis 06:30 Implications for Earth's climatic history 12:15 Blue Origin's lunar gravity mission details 18:00 Analysis of parachute failure during descent 22:45 The Moon illusion and its psychological explanations 27:00 Understanding optical illusions in astronomy 30:15 The self-domestication of wolves and its implications www.spacetimewithstuartgary.com www.bitesz.com 🌏 Get Our Exclusive NordVPN deal here ➼ 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 - Iconic Music and Sports Merch and now with official NASA merchandise. Well worth checking out... Become a supporter of this Podcast for as little as $3 per month and access commercial-free episodes plus bonuses: https://www.spacetimewithstuartgary.com/about ✍️ Episode References NASA https://www.nasa.gov Proceedings of the National Academy of Sciences https://www.pnas.org New England Journal of Medicine https://www.nejm.org Royal Society B https://royalsocietypublishing.org/journal/rspb Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-astronomy-science-news--2458531/support. Show notes created by https://headliner.app --- 🎙️ Thanks for podcasting with Headliner!

    21분
  2. Van Allen's New Belts, Alien Oceans and Life, and Massive Black Hole Jets Uncovered: S28E22

    4일 전

    Van Allen's New Belts, Alien Oceans and Life, and Massive Black Hole Jets Uncovered: S28E22

    SpaceTime Series 28 Episode 22 The Astronomy, Space and Science News Podcast New Van Allen Radiation Belts, Alien Oceans and Signs of Life, and the Largest Black Hole Radio Jet Ever Detected In this episode of SpaceTime, we uncover the discovery of two new temporary Van Allen radiation belts created by a massive solar storm that struck Earth in May 2024. This event not only produced stunning auroras but also highlighted the importance of understanding the dynamics of radiation belts for the safety of satellites and astronauts. The findings, reported by NASA's Colorado Inner Radiation Belt Experiment, reveal that these belts can last significantly longer than previously thought, with implications for future solar storms and spaceflight safety. Searching for Life in Alien Oceans We also explore the challenges of detecting signs of extraterrestrial life in the subsurface oceans of icy moons like Saturn's Enceladus. A new study suggests that the unique physics of these oceans could hinder the movement of biological signatures from deep waters to the surface, complicating the search for life beyond Earth. This research emphasizes the need to understand ocean dynamics in the search for life in our solar system. The Largest Black Hole Radio Jet in the Early Universe Additionally, astronomers have identified the largest radio jet ever seen in the early universe, spanning an astonishing 200,000 light years. This discovery sheds light on the formation of massive jets and quasars, providing crucial insights into the evolution of galaxies in the early cosmos. The quasar, which formed when the universe was just 9% of its current age, challenges previous assumptions about the conditions needed for such powerful jets to form. 00:00 Space Time Series 28 Episode 22 for broadcast on 19 February 2025 00:49 Discovery of new Van Allen radiation belts 06:30 Implications of the May solar storm 12:15 Challenges in detecting life in Enceladus's oceans 18:00 The significance of ocean dynamics in extraterrestrial life searches 22:45 The largest black hole radio jet ever observed 27:00 Understanding quasars and their impact on galaxy evolution 30:15 The implications of AI self-replication www.spacetimewithstuartgary.com www.bitesz.com 🌏 Get Our Exclusive NordVPN deal here ➼ 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 - Iconic Music and Sports Merch and now with official NASA merchandise. Well worth checking out... Become a supporter of this Podcast for as little as $3 per month and access commercial-free episodes plus bonuses: https://www.spacetimewithstuartgary.com/about ✍️ Episode References NASA https://www.nasa.gov Geophysical Research Space Physics https://agupubs.onlinelibrary.wiley.com/journal/19448007 Communications and Earth Environment https://www.nature.com/ncomms/ Astrophysical Journal Letters https://iopscience.iop.org/journal/2041-8205 Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-astronomy-science-news--2458531/support.

    23분
  3. Earth's Inner Core Mysteries, China's Lunar Quest, and Hot Jupiter Insights: S28E21

    5일 전

    Earth's Inner Core Mysteries, China's Lunar Quest, and Hot Jupiter Insights: S28E21

    SpaceTime Series 28 Episode 21 The Astronomy, Space and Science News Podcast Shifting Dynamics of Earth's Inner Core, China's Lunar South Pole Mission, and Insights into Hot Jupiter Exoplanets In this episode of SpaceTime, we explore groundbreaking research revealing that Earth's inner core may be less solid than previously believed. A new study indicates that the near surface of the inner core is undergoing structural transformations, influenced by interactions with the turbulent outer core. This discovery provides fresh insights into the dynamics of Earth's core and its impact on the planet's magnetic field and rotation. China's Chang'e 7 Mission: A Quest for Lunar Water Ice We also discuss China's upcoming Chang'e 7 mission, set to launch next year, which aims to search for water ice at the lunar south pole. This mission will employ advanced technologies to locate and analyze water ice deposits, crucial for supporting future manned missions to the Moon and beyond. The Chang'e 7 mission will include an orbiter, lander, rover, and a mobile hopper designed for traversing shadowed craters. Hot Jupiter Progenitor: New Discoveries in Exoplanet Research Additionally, we delve into the fascinating discovery of a hot Jupiter exoplanet with an eccentric orbit, shedding light on the formation processes of these gas giants. The research indicates that this planet has likely been influenced by a binary star system, providing new evidence for the mechanisms behind hot Jupiter migration and evolution. 00:00 Space Time Series 28 Episode 21 for broadcast on 17 February 2025 00:49 New findings on Earth's inner core 06:30 Overview of China's Chang'e 7 mission 12:15 Insights from the discovery of a hot Jupiter exoplanet 18:00 Implications for planetary formation theories 22:45 The significance of lunar water ice for future missions 27:00 Understanding the dynamics of celestial bodies 30:15 The impact of climate change on global temperatures www.spacetimewithstuartgary.com www.bitesz.com 🌏 Get Our Exclusive NordVPN deal here ➼ 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 - Iconic Music and Sports Merch and now with official NASA merchandise. Well worth checking out... Become a supporter of this Podcast for as little as $3 per month and access commercial-free episodes plus bonuses: https://www.spacetimewithstuartgary.com/about ✍️ Episode References NASA https://www.nasa.gov Nature Geoscience https://www.nature.com/ngeo/ Journal of Nature Climate Change https://www.nature.com/nclimate/ Macquarie University https://www.mq.edu.au Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-astronomy-science-news--2458531/support.

    38분
  4. Inner Core Revelations, Lunar Water Missions, and Eccentric Jupiter Orbits: S28E21-23

    6일 전 • 구독자 전용

    Inner Core Revelations, Lunar Water Missions, and Eccentric Jupiter Orbits: S28E21-23

    SpaceTime S28E21 S28E22 S28E23 w/c February 17, 2025 Space, Astronomy and Science Podcast. SpaceTime Series 28 Episode 21 *New research suggests the Earth’s inner core is less solid than thought A new study has found that the Earth inner core is undergoing structural transformation and may be less solid than previously thought. *China’s new Lunar South Pole mission in search of water ice Beijing says it’s on track to launch its Chang'e 7 mission next year in search for water ice deposits at the lunar south pole. *A hot Jupiter’s insights into the three body problem Astronomers have analysed data from a newly-discovered massive planet on an extreme orbit to understand how ‘hot Jupiter’ planets form. *The Science Report 2024 was the first year with average temperatures greater than 1.5 degrees above pre-industrial levels. Australia’s Climate Statement finds 2024 was the second-hottest year since records began. Scientists find the best way to get your dog to pay attention. Skeptics guide to witchcraft. SpaceTime Series 28 Episode 22 *New Van Allen radiation belts discovered around Earth Scientists discover that last May’s giant solar storm created two new temporary radiation belts of extreme energetic particles encircling Earth. *Could an alien ocean hide signs of alien life A new study warns that searching for life signs in alien oceans may be more difficult than previously thought, even when you’re able to directly sample its extraterrestrial waters. *The largest radio jet ever seen in the early universe Astronomers have discovered the largest radio jet ever detected in the early universe. *The Science Report Study warns the active ingredient in Ozempic and Wegovy can cause blindness. Claims AI has now crossed a critical 'red line' by demonstrating how they can clone themselves. New AI algorithm Torque Clustering, significantly improves how AI systems independently learn. Alex on tech: SpaceTime Series 28 Episode 23 *Was Snowball Earth a global event Geologists have uncovered strong evidence that massive glaciers covered Earth all the way from the poles down to the equator hundreds of millions of years ago. *Blue Origin experiences a parachute failure during its lunar gravity mission Blue Origin's New Shepard has experienced a sight malfunction during an unmanned suborbital flight for NASA designed to simulate lunar gravity. *The Moon Illusion Have you ever wondered by the Moon always looks bigger when it’s near the horizon. *The Science Report New study on how to help kids with peanut allergies. Using gene-edited pig kidneys in human transplants. New study suggests that like cats, wolves may have domesticated themselves. Skeptics guide to the Great Lakes Triangle https://spacetimewithstuartgary.com https://www.bitesz.com/show/spacetime/ This week’s guests includes: Dr Jaime A Alvarado-Montes from Macquarie University Associate Professor Christian Schwab from Macquarie University NASA Cassini Project Scientist Linda Spilker NASA Cassini Magnetometer Principal Investigator Michele Dougherty NASA scientist Ernie Wright 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 discount and bonuses are incredible! And it’s risk-free with Nord’s 30-day money-back guarantee! ✌

    1시간 18분
  5. Earth's Elemental Mysteries, Ariel's Geological Secrets, and Comet Atlas's Demise: S28E20

    2월 14일

    Earth's Elemental Mysteries, Ariel's Geological Secrets, and Comet Atlas's Demise: S28E20

    SpaceTime Series 28 Episode 20 The Astronomy, Space and Science News Podcast New Discoveries on Earth's Elements, Uranus's Moon Ariel, and the Fate of Comet Atlas In this episode of SpaceTime, we delve into a groundbreaking study that challenges long-held beliefs about the origins of Earth's missing moderately volatile elements, such as copper and zinc. This research suggests that rather than being lost during the early formation of the solar system, these essential elements were likely retained by the first planetesimals and lost later due to violent cosmic collisions during planetary growth, reshaping our understanding of planetary chemistry and habitability. Uranus's Moon Ariel: A Window to Its Interior We also explore the fascinating trench-like features on Uranus's moon Ariel, which may serve as conduits for internal materials. New research indicates that these medial grooves could provide insights into Ariel's geological history and potential subsurface oceans, highlighting the complex interplay of tectonic and volcanic activities on the moon's surface. Comet Atlas: A Dying Wonder Additionally, we discuss the fate of Comet G3 Atlas, which has recently passed perilously close to the Sun, resulting in the fragmentation of its nucleus. As it fades from view, Atlas becomes a headless wonder, leaving behind a trail of debris that will continue to orbit the Sun. This episode also features a look at the stunning night skies of February, including the iconic constellations and celestial events to observe. 00:00 Space Time Series 28 Episode 20 for broadcast on 14 February 2025 00:49 New insights into Earth's missing elements 06:30 Trench-like features on Uranus's moon Ariel 12:15 The demise of Comet G3 Atlas 18:00 February night sky highlights 22:45 The constellation Orion and its myths 27:00 Exploring the Pleiades and other celestial wonders 30:15 The significance of the Milky Way in stargazing www.spacetimewithstuartgary.com www.bitesz.com 🌏 Get Our Exclusive NordVPN deal here ➼ 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 - Iconic Music and Sports Merch and now with official NASA merchandise. Well worth checking out... Become a supporter of this Podcast for as little as $3 per month and access commercial-free episodes plus bonuses: https://www.spacetimewithstuartgary.com/about ✍️ Episode References NASA https://www.nasa.gov Science Advances https://www.science.org/journal/sciadv Planetary Science Journal https://www.journals.elsevier.com/planetary-science-journal Sky and Telescope https://skyandtelescope.org Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-astronomy-science-news--2458531/support.

    40분
  6. Earth's Water Origins, Bennu's Salty Secrets, and Marsquakes Unveiled: S28E19

    2월 12일

    Earth's Water Origins, Bennu's Salty Secrets, and Marsquakes Unveiled: S28E19

    SpaceTime Series 28 Episode 19 The Astronomy, Space and Science News Podcast New Insights into Earth's Water, Asteroid Bennu's Composition, and Marsquake Triggers In this episode of SpaceTime, we investigate a groundbreaking study that challenges previous beliefs about when water arrived on Earth. New findings suggest that water may have come in during the later stages of Earth’s formation, providing fresh perspectives on the origins of life on our planet. The study highlights the importance of molybdenum isotopes in understanding the timing of water delivery and the conditions necessary for life. Searles Lake and Asteroid Bennu We also explore the intriguing similarities between Searles Lake in California and the asteroid Bennu, as researchers find that both environments share common water-soluble minerals. The Osiris Rex mission has revealed that Bennu's samples contain evaporite minerals formed under wet conditions, shedding light on the potential for life-sustaining elements in our solar system's past. Meteoroid Impacts and Marsquakes Additionally, a new study indicates that meteoroid impacts may play a more significant role in triggering marsquakes than previously considered. Analyses from NASA's Mars InSight lander reveal that many seismic events on Mars could be linked to impacts, challenging existing assumptions about the planet's seismic activity. 00:00 Space Time Series 28 Episode 19 for broadcast on 12 February 2025 00:49 Water arrival on Earth 06:30 Searles Lake and asteroid Bennu 12:15 Meteoroid impacts and Marsquakes 18:00 Changes in men's height and weight 22:45 Discovery of ancient bird fossils in Antarctica 27:00 The best way to boil an egg 30:15 AI and national security concerns www.spacetimewithstuartgary.com www.bitesz.com 🌏 Get Our Exclusive NordVPN deal here ➼ 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 - Iconic Music and Sports Merch and now with official NASA merchandise. Well worth checking out... Become a supporter of this Podcast for as little as $3 per month and access commercial-free episodes plus bonuses: https://www.spacetimewithstuartgary.com/about ✍️ Episode References NASA https://www.nasa.gov Geochemistry and Cosmochemistry https://www.elsevier.com/journals/geochemistry-and-cosmochemistry Nature https://www.nature.com Geophysical Research Letters https://agupubs.onlinelibrary.wiley.com/journal/19448007 Biology Letters https://royalsocietypublishing.org/journal/bl Nature Communications https://www.nature.com/ncomms/ Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-astronomy-science-news--2458531/support.

    33분
  7. Asteroid Threats, Dark Matter Discoveries, and Martian Volcanism Unveiled: S28E18

    2월 10일

    Asteroid Threats, Dark Matter Discoveries, and Martian Volcanism Unveiled: S28E18

    SpaceTime Series 28 Episode 18 The Astronomy, Space and Science News Podcast Asteroid Threat Level Rusty, Dark Matter Experiment, and Martian Lava Rocks In this episode of SpaceTime, we discuss the alarming increase in the threat level of near-Earth asteroid 2024 YR4, now assessed at a 2.3% chance of impacting Earth on December 22, 2032. With astronomers worldwide closely monitoring its trajectory, we explore the potential consequences of an impact from this asteroid, including the possibility of a catastrophic airburst or a significant surface collision. New Dark Matter Experiment in Space We also delve into an ambitious new experiment aimed at uncovering the mysteries of dark matter. Researchers are testing a device that could potentially detect dark matter by measuring tiny signals in a zero-gravity environment. This groundbreaking approach seeks to provide insights into the elusive substance that constitutes approximately 85% of the universe's mass. Insights from Martian Lava Rocks Additionally, we examine findings from NASA's Mars Perseverance Rover, which are shedding light on a critical period in Martian history. The analysis of igneous rocks in Jezero Crater suggests that the Martian crust was formed through widespread volcanism, offering a glimpse into the planet's geological evolution and its implications for understanding the early solar system. 00:00 Space Time Series 28 Episode 18 for broadcast on 10 February 2025 00:49 Increased threat from asteroid 2024 YR4 06:30 New dark matter detection experiment in space 12:15 Martian lava rocks and the history of the Red Planet 18:00 Microplastics accumulation in the human brain 22:45 WHO review on radio wave exposure and cancer 27:00 Genetically modified rice with reduced methane emissions 30:15 Jane Goodall's belief in Sasquatch and its implications www.spacetimewithstuartgary.com www.bitesz.com 🌏 Get Our Exclusive NordVPN deal here ➼ 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 - Iconic Music and Sports Merch and now with official NASA merchandise. 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.spacetimewithstuartgary.com/about ✍️ Episode References NASA https://www.nasa.gov Journal of Science Advances https://www.science.org/journal/sciadv Nature Medicine https://www.nature.com/nm/ Molecular Plant https://www.cell.com/molecular-plant/home Australian Skeptics https://www.skeptics.com.au Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-astronomy-science-news--2458531/support.

    20분
  8. Io's Volcanic Powerhouse, Ceres' Organic Origins, and the Quest for Distant Exoplanets: S28E17

    2월 7일

    Io's Volcanic Powerhouse, Ceres' Organic Origins, and the Quest for Distant Exoplanets: S28E17

    SpaceTime Series 28 Episode 17 The Astronomy, Space and Science News Podcast Volcanic Activity on Io, Ceres and the Building Blocks of Life, and New Exoplanet Search Technology In this episode of SpaceTime, we explore the astonishing discovery of the largest volcanic hotspot ever observed on Jupiter's moon, Io. NASA's Juno mission reveals a feature that dwarfs Earth's Lake Superior and produces eruptions with six times the energy output of all the world's power plants. This unprecedented volcanic activity is driven by intense gravitational interactions with Jupiter, resulting in a dynamic landscape riddled with approximately 400 volcanoes. The Mystery of Ceres' Organic Compounds We also delve into new findings regarding the dwarf planet Ceres, where scientists have determined that organic deposits on its surface likely did not originate from its interior. Instead, these building blocks of life may have arrived through impacts from meteoroids, raising questions about the origins of life-sustaining compounds in our solar system. Advancements in Exoplanet Detection Technology Additionally, we discuss the latest advancements in technology designed to search for Earth-like exoplanets. The newly developed coronagraph for NASA's Nancy Grace Roman Space Telescope will significantly enhance our ability to directly image distant planets by blocking out starlight, paving the way for future missions aimed at identifying habitable worlds beyond our solar system. 00:00 Space Time Series 28 Episode 17 for broadcast on 7 February 2025 00:49 Discovery of a massive volcanic hotspot on Io 06:30 Insights into organic compounds on Ceres 12:15 New technology for exoplanet detection 18:00 Omega-3 fatty acids and biological aging 22:45 Infants' sense of smell development 27:00 Tasmania's tallest trees documented 30:15 Flat Earth theory and recent Antarctic explorations www.spacetimewithstuartgary.com www.bitesz.com 🌏 Get Our Exclusive NordVPN deal here ➼ 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 - Iconic Music and Sports Merch and now with official NASA merchandise. 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.spacetimewithstuartgary.com/about ✍️ Episode References NASA https://www.nasa.gov Nature https://www.nature.com Journal of Geophysical Research https://agupubs.onlinelibrary.wiley.com/journal/21699356 Journal of Astrobiology https://www.journals.elsevier.com/astrobiology Australian Journal of Biology Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-astronomy-science-news--2458531/support.

    23분
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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-astronomy-science-news--2458531/support.

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  • 제작진
    Stuart Gary
  • 방송 연도
    2016년 - 2025년
  • 에피소드
    1.1천
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