Synopsis
The new home of the ABCs (Australia) popular astronomy podcast (formerly known as StarStuff). Recognized worldwide by our listeners and industry experts as one of the best programs on Astronomy and Space Science.
Episodes
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Discovering 15 Giant Radio Galaxies, Titan's Rapid Changes, and the AI Extinction Debate
13/05/2025 Duration: 36minSponsor Details:Incogni...if you don't like sharing your details with all and sundry online, then you need Incogni. To get our SpaceTime listener deal, visit www.incogni.com/stuartgary or use the coupon code STUARTGARY at checkout.Insta360 - the leaders in 360 degree video shooting. Check out their gear and get your SpaceTime free offer with purchase by visiting www.store.insta360.com and use the coupon code SpaceTime at checkout.This episode of SpaceTime explores remarkable discoveries and urgent cosmic events that are reshaping our understanding of the universe.New Giant Galaxies DiscoveredAstronomers unveil the discovery of 15 new giant radio galaxies, each spanning over 3 million light years and hosting supermassive black holes. Utilizing the advanced capabilities of the Australian Square Kilometer Array Pathfinder (ASCAP), researchers reveal the unique characteristics of these galaxies, including their powerful jets and lobes traveling at superluminal speeds. We delve into the implications of these findi
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Mapping the Milky Way: New Insights, Martian Mysteries, and Psyche's Thruster Troubles
09/05/2025 Duration: 35minSponsor DetailsThis episode of SpaceTime is brought to you with the support of NordVPN...our official VPN app and the one we recommend if online security is important to you. To get the special SpaceTime listeners deal, with a 30 day money back guarantee, visit www.nordvpn.com/stuartgary or us the coupon code stuartgary at checkout.Insta360 X5 Camera. To bag a free invisible selfie stick worth US$24.99 with your purchase, head to store.insta360.com and use the promo code "spacetime", available for the first 30 standard package purchases only.In this episode of SpaceTime, we unveil a stunning new ultraviolet map of the Milky Way galaxy, thanks to NASA's New Horizons spacecraft. This groundbreaking observation, published in the Astronomical Journal, provides astronomers with unprecedented insights into the galactic environment surrounding our solar system. We discuss how these findings challenge existing theories about interstellar hydrogen emissions and reveal the complex structures of hot interstellar gas bub
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The Cosmic Origins of Uranium, Vesta's Surprising Identity, and Mars' Ancient Climate
07/05/2025 Duration: 29minSponsor Links:NordVPN - For the special SpaceTime NordVPN deal with extra free months, a huge discount and 30 day money back guarantee visit www.nordvpn.com/stuartgaryInsta360 X5 Camera. To bag a free invisible selfie stick worth US$24.99 with your purchase, head to store.insta360.com and use the promo code "spacetime", available for the first 30 standard package purchases only.This episode of SpaceTime dives deep into the cosmos, revealing groundbreaking insights into the origins of heavy elements and the geological history of Mars.First, we explore a revolutionary study that uncovers how giant exploding stars produce uranium and other heavy elements. Researchers are now investigating gamma-ray burst jets and the surrounding cocoon formed by collapsed stars. This new framework suggests that high-energy photons can dissolve stellar material into neutrons, leading to the creation of heavy elements through a rapid neutron capture process. We discuss the implications of these findings and how they challenge long
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Eos: The Nearby Molecular Cloud; Jupiter's Polar Cyclones...
06/05/2025 Duration: 26minSponsor Details:Insta360 X5 Camera. To bag a free invisible selfie stick worth US$24.99 with your purchase, head to store.insta360.com and use the promo code "spacetime", available for the first 30 standard package purchases only.This episode of SpaceTime explores fascinating new discoveries and urgent updates from the cosmos.First, astronomers have identified a vast molecular gas and dust cloud named Eos, located just 300 light years away from Earth. This remarkable finding, published in the journal Nature Astronomy, marks the first detection of a molecular cloud using far ultraviolet emissions of molecular hydrogen. Eos, which is composed primarily of hydrogen, presents unique opportunities for studying the interstellar medium and the processes of star formation. We discuss the implications of this discovery and how it could reshape our understanding of molecular clouds across the galaxy.Jupiter's Polar Cyclones Under the MicroscopeNext, we delve into the latest revelations from NASA's Juno mission, which i
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Mars' Carbon Cycle Unveiled, SKA Project Progress, and ISS Rush Hour
02/05/2025 Duration: 28minThis episode of SpaceTime is brought to you with the support of Incogni - take back control of your data online by getting Incogni for not very much money. To check our sprcial SpaceTime listeners deal, visit www,incogni.com/spacetime.In this episode of SpaceTime, we uncover groundbreaking discoveries and updates from the cosmos. First, NASA's Curiosity Rover has revealed evidence of a carbon cycle on Mars, with significant carbon deposits found in Gale Crater. This finding, detailed in the journal Science, brings researchers closer to understanding Mars's potential to support life in its past. We discuss the implications of these findings and what they mean for the Red Planet's climatic history and habitability.Square Kilometer Array UpdateNext, we provide an exciting update on the billion-dollar Square Kilometer Array (SKA) project, the world's largest radio telescope currently under construction in Australia and South Africa. We explore how this massive facility will revolutionize our understanding of the
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Titan's Missing Deltas, Mars' Volcanic Past, and Kelt 9b's Metal Discovery
30/04/2025 Duration: 26minThis episode of SpaceTime is brought you with the support of NordVPN...our official VPN service. To get your 74% discount plus 4 months extra for free, all with a 30 day money back guarantee, simply visit www.nordvpn.com/spacetimeSupport the show and check them out.In this episode of SpaceTime, we delve into the mysterious absence of river deltas on Titan, Saturn’s largest moon. Despite having rivers of methane and ethane, a new study published in the Journal of Geophysical Research Planets reveals that Titan is largely devoid of these geological features, raising intriguing questions about its unique processes and history. We discuss the implications of this finding and what it means for our understanding of Titan's climate and geological past.Volcanic History of MarsNext, we explore groundbreaking research from NASA's Perseverance rover, which has uncovered a diverse array of iron-rich volcanic rocks in Jezero Crater. This study, reported in Science Advances, provides fresh insights into Mars's geological h
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Solar Storms and Martian Mysteries: The Secrets of Coronal Holes and Ancient Waters
28/04/2025 Duration: 42minThis episode is brought to you with the support of our sponsor, Incogni. To get your special Incogni deal visit www.incogni.com/spacetime. Incogni comes with a huge discount and a 30 day money back guarantee! Support the show and check them out. Don't share your data with anyone else unknowingly for another day. Get Inconi to fix it for you.In this episode of SpaceTime, we explore the intriguing phenomena of coronal holes on the Sun and their significant impact on space weather. A new study published in Scientific Reports reveals how these magnetic windows are launching supersonic solar wind streams into the heliosphere, providing crucial insights for future solar monitoring missions like ESA's Vigil. We discuss the dangers posed by solar storms to Earth's infrastructure and how advanced forecasting can mitigate these risks.Watery Past of MarsNext, we uncover exciting findings from NASA's Perseverance rover, which suggest that Mars once had widespread water, as indicated by the presence of calcium sulfate mi
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Earth's Water Origins Rewritten, Mars' Magnetic Mystery Unveiled
25/04/2025 Duration: 18minIn this episode of SpaceTime, we unveil groundbreaking evidence that challenges previously held theories about the origins of Earth's water. Recent findings published in the journal Icarus indicate that rather than being delivered by asteroids and comets, Earth's water may have formed alongside the planet itself. The study utilizes a unique meteorite known as the enstatite chondrite to reveal a rich source of hydrogen essential for water formation, reshaping our understanding of how life-sustaining conditions developed on Earth.The Enigmatic Magnetic Field of MarsNext, we delve into the curious case of Mars's magnetic field, which has puzzled scientists for decades. A new study suggests that the strange magnetic signatures observed on the Red Planet could be attributed to a partially molten core predominantly covering the southern hemisphere. This research provides fresh insights into Mars's geological history and the implications for its atmospheric evolution, as the planet transitioned from a warm, wet envi
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NASA's Lucy Spacecraft Zooms Past Asteroid Donaldjohanson, Neutrino Mass Limit Set
23/04/2025 Duration: 26minjis episode is brought to you with the support of our sponsor, NordVPN and Incogni. To get your special NordVPN disvcount visit www.nordvpn.com/spacetimeand your Incogni deal at www.incogni.com/spacetime. Both offers come with a 30 day money back guarantee! Support the show and check them out....recommended and used by the team here at SpaceTime.NASA's Lucy Mission, Neutrino Mass Breakthrough, and Martian Rock DiscoveriesIn this episode of SpaceTime, we dive into NASA's Lucy spacecraft as it prepares for a close flyby of the asteroid Donaldjohanson, located in the main asteroid belt. The spacecraft will autonomously track and observe this 3km wide space rock, gathering crucial data that could shed light on its peculiar formation and geological history. This encounter serves as a vital rehearsal for Lucy's upcoming mission to explore Jupiter's Trojan asteroids, promising insights into the early solar system.A New Upper Limit for Neutrino MassNext, we discuss a groundbreaking study that has established a new u
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Hints of Alien Life Detected, Early Universe Spiral Galaxy Uncovered
21/04/2025 Duration: 33minHints of Alien Life, a Galactic Mystery, and Juno's Safe Mode IncidentIn this episode of SpaceTime, we explore groundbreaking revelations suggesting the potential for alien life beyond Earth. Using NASA's Webb Space Telescope, astronomers have detected chemical signatures of dimethyl sulfide and dimethyl disulfide in the atmosphere of the exoplanet K2 18 b, a sub-Neptune world located 124 light years away in the habitable zone of its host star. While these findings are incredibly promising, researchers urge caution as they work to confirm these biosignatures through further observations.A Surprising Spiral Galaxy from the Early UniverseNext, we dive into the discovery of a surprisingly large spiral galaxy dating back 11.4 billion years, which challenges current models of galaxy formation. This massive galaxy, dubbed the "Big Wheel," is three times larger than expected for its time, prompting astronomers to rethink how galaxies can grow and evolve in the early universe. The implications of this finding could r
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Uranus' Rotational Secrets Revealed, ISS Welcomes New Crew
19/04/2025 Duration: 19minExploring Uranus's Rotational Secrets, New Crew at the ISS, and the Dangers of Space TravelIn this episode of SpaceTime, we delve into groundbreaking measurements of Uranus's rotational rate, achieved with unprecedented accuracy by NASA's Hubble Space Telescope. This new technique, which analyzed over a decade of observations of the planet's auroras, provides essential insights into Uranus's complex atmosphere and magnetic field, establishing a vital reference point for future planetary studies.A New Crew Arrives at the International Space StationNext, we cover the arrival of a new crew aboard the International Space Station, as the Russian Soyuz MS-27 spacecraft successfully docks with the orbiting outpost. The crew, consisting of two Russians and an American, will spend eight months conducting over 200 experiments and performing maintenance on the station.The Dangers of Going into SpaceAdditionally, we discuss the various dangers associated with human spaceflight, including the effects of microgravity on th
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Black Hole Plasma Jets Unraveled, Mars Twisters Captured
17/04/2025 Duration: 19minSpaceTime Series 28 Episode 46The Astronomy, Space and Science News PodcastUnraveling Black Hole Jets, Martian Dust Devils, and Earth's Tectonic MysteriesIn this episode of SpaceTime, we explore groundbreaking research that sheds light on how black holes generate their powerful plasma jets. A new study reveals that these jets are formed when superheated gas experiences a rapid shrinking towards the black hole's event horizon, offering insights into galaxy evolution and the fundamental physics of black holes. We discuss the implications of these findings for understanding cosmic phenomena and the behavior of matter in extreme gravitational fields.NASA's Mars Perseverance Rover Observes Martian TwistersNext, we delve into the fascinating observations made by NASA's Mars Perseverance Rover, which has captured images of dust devils swirling on the rim of Jezero Crater. These dust devils, including one consuming another, provide important data on Martian atmospheric conditions and help refine our climate models of
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Lunar Water Disparities Explored, Asteroid 2024 YR4's Moonbound Journey
16/04/2025 Duration: 26min(00:00:00) Lunar Water Disparities Explored, Asteroid 2024 YR4's Moonbound Journey (00:00:46) Lunar Water Differences (00:03:47) Asteroid 2024 YR4: From Earth Threat to Lunar Target (00:06:33) Singing Stars and Galactic History (00:18:56) The Science Report (00:25:11) Show Wrap SpaceTime Series 28 Episode 45The Astronomy, Space and Science News PodcastUncovering Lunar Water Discrepancies, Asteroid 2024 YR4's Moon Targeting, and Stellar Seismology InsightsIn this episode of SpaceTime, we delve into the intriguing findings from China's Chang'e 6 sample return mission, which reveal that the Moon's far side is significantly drier than its near side. This discovery sheds light on the geochemical differences between the two hemispheres and offers fresh perspectives on lunar evolution and the implications for the Moon's origin.Asteroid 2024 YR4: From Earth Threat to Lunar TargetNext, we track the journey of asteroid 2024 YR4, which initially garnered attention as a potential Earth impactor. However, new observation
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Uranus' Atmospheric Mysteries Unveiled, Space Junk Crisis Deepens
11/04/2025 Duration: 28minSpaceTime Series 28 Episode 44The Astronomy, Space and Science News PodcastNew Discoveries About Uranus, the 2025 Space Environment Robert on Space Junk, and NASA's Starliner Testing UpdatesIn this episode of SpaceTime, we explore groundbreaking insights into the atmosphere of Uranus, derived from two decades of observations by NASA's Hubble Space Telescope. Uranus, an ice giant with its unique tilt and rotation, reveals complex atmospheric dynamics that scientists are just beginning to understand. We discuss the implications of Hubble's findings, including the distribution of methane and the changing aerosol structures as the planet approaches its northern summer solstice in 2030.The 2025 Space Environment RobertNext, we delve into the European Space Agency's 2025 Space Environment Robert, highlighting the growing challenge of space debris orbiting Earth. With thousands of defunct satellites and rocket stages contributing to the clutter, we examine the risks posed to operational spacecraft and the urgent nee
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Venus' Volcanic Secrets Revealed, Gaia's Mission Concludes
09/04/2025 Duration: 29minSpaceTime Series 28 Episode 43The Astronomy, Space and Science News PodcastExploring Venusian Volcanoes, the End of the Gaia Mission, and SpaceX's Historic Polar Orbit LaunchIn this episode of SpaceTime, we delve into the geological mysteries of Venus, where new research suggests that convection in its crust may explain the planet's numerous volcanoes. Unlike Earth, which supports life, Venus is a harsh environment with extreme temperatures and a crushing atmosphere. We discuss how this convection could indicate a more active geological landscape than previously understood, shedding light on the planet's evolution.The Conclusion of the Gaia MissionNext, we mark the end of an era as the European Space Agency officially powers down the Gaia spacecraft. After over a decade of groundbreaking work mapping the Milky Way, Gaia has provided invaluable data that has transformed our understanding of the galaxy. We highlight the mission's key achievements and the lasting legacy of its extensive data archive that will co
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Antimatter's Cosmic Clue, Dark Matter Detection Breakthrough
07/04/2025 Duration: 26minSpaceTime Series 28 Episode 42The Astronomy, Space and Science News PodcastUnraveling Antimatter Mysteries, New Techniques to Detect Dark Matter, and Insights into the Spectrum Rocket FailureIn this episode of SpaceTime, we dive into groundbreaking discoveries at the Large Hadron Collider, where physicists have identified a significant difference in the decay behaviors of ordinary matter and antimatter. This finding could provide vital clues to understanding why our universe is dominated by matter despite the Big Bang's creation of equal amounts of both. We explore the implications of these results and how they align with the Standard Model of particle physics.Innovative Approaches to Dark Matter DetectionNext, we discuss an innovative new technique developed by researchers at the University of Queensland to detect dark matter using atomic clocks and cavity-stabilized lasers. This cutting-edge approach aims to uncover the elusive nature of dark matter, which constitutes about 80% of the universe yet remains l
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Himalayan Sprite Lightning, Mars' Shocking Spherules, Asteroid Belt Mapping
04/04/2025 Duration: 42minSpaceTime Series 28 Episode 41The Astronomy, Space and Science News PodcastMysterious Red Sprite Lightning, Shocking Spherules on Mars, and a New Geological Map of the Asteroid BeltIn this episode of SpaceTime, we explore the breathtaking phenomenon of red sprite lightning captured over the Himalayas. Chinese astrophotographers documented over 100 of these rare electrical discharges, revealing insights into the complex thunderstorms of the region. We discuss the mechanisms behind these sprites and their implications for understanding upper atmospheric phenomena.Shocking Discoveries on MarsNext, we turn our attention to Mars, where NASA's Perseverance rover has uncovered a strange rock formation composed of hundreds of millimeter-sized spheres. This unexpected discovery raises questions about the geological processes that could create such features, prompting scientists to investigate their origins and significance for Mars' geological history.New Geological Map of the Asteroid BeltAdditionally, we delve into
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Mars' Organic Mystery Unveiled, Parker Solar Probe's Solar Close Encounter
02/04/2025 Duration: 24minSpaceTime Series 28 Episode 40The Astronomy, Space and Science News PodcastLargest Organic Molecule Discovered on Mars, Parker Solar Probe's Close Encounter with the Sun, and New Insights into Earth's FormationIn this episode of SpaceTime, we discuss the remarkable discovery made by NASA's Curiosity Rover, which has identified the largest organic molecules ever found on Mars. These molecules, potentially remnants of fatty acids, suggest that prebiotic chemistry may have progressed further on the Red Planet than previously thought. We delve into the implications of these findings for future Mars sample return missions and the search for signs of past life.Parker Solar Probe's Record-Breaking PhilipWe also cover the Parker Solar Probe's successful close encounter with the Sun, where it reached an unprecedented distance of just 6.1 million kilometers from the solar surface. This flyby allowed for unique scientific observations of the Sun's corona and solar wind, providing crucial data that can enhance our unders
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Lunar Crater Age Revealed, NASA's PUNCH Mission Launch
31/03/2025 Duration: 23minSpaceTime Series 28 Episode 39The Astronomy, Space and Science News PodcastMoon's Oldest Impact Crater Dated, NASA's Punch Mission Launches, and Europe's First Orbital Rocket CountdownIn this episode of SpaceTime, we reveal groundbreaking findings that pinpoint the age of the Moon's oldest and largest impact crater, the Aitken Basin. Recent analysis of lunar regolith collected by China's Chang'e 6 mission indicates that this massive structure was formed approximately 4.25 billion years ago by a colossal asteroid impact. We discuss how this discovery enhances our understanding of the Moon's geological history and its role in the solar system's evolution.NASA's Punch MissionWe also cover the successful launch of NASA's Polarimeter to Unify the Corona and Heliosphere (PUNCH) mission, which is now in orbit and entering its commissioning phase. This innovative mission aims to make 3D observations of the Sun's corona and its transformation into solar wind, providing vital data to improve space weather predictions a
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Dark Universe Insights, China's Lunar Aspirations, NASA's Aurora Mission
28/03/2025 Duration: 18minSpaceTime Series 28 Episode 38The Astronomy, Space and Science News PodcastDeep Insights into the Dark Universe, China's Lunar Ambitions, and NASA's New Aurora MissionIn this episode of SpaceTime, we dive into the latest findings from the European Space Agency's Euclid mission, which is shedding light on the mysterious force of dark energy and how it accelerates the universe's expansion. The recently released data reveals stunning images of billions of galaxies, providing crucial insights into the nature of dark energy and its effect on cosmic history. We discuss the mission's ambitious goals and how it aims to create detailed three-dimensional maps of the universe.China's Lunar PlansWe also explore China's exciting announcement that it plans to land its first crewed mission on the Moon by 2030. With advancements in technology and infrastructure, including the Long March 10 rocket and the Mengzhou manned spacecraft, China is set to embark on a historic lunar exploration journey, aiming to establish a permanen