news57 episodes indexed

SpaceTime with Stuart Gary

Stuart Gary

Twice-weekly astronomy and space-science news digest from a 19-year veteran of Australian public radio science broadcasting.

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RSS · updated 12:00ZSTALE· last good 12:00Z

S29 · E104Martian Mysteries and Stellar Journeys: Unveiling the Red Planet's Thermal AnomalySpaceTime Series 29 Episode 104 Strange anomaly discovered below the Martian south pole Astronomers have discovered a strange thermal asymmetry deep beneath the surface of the Martian southern hemisphere. Starship bound for home Starship 40Aug 31 · 24 min
S29 · E103Microbial Hitchhikers: Contamination Risks on the Moon and MarsSpaceTime Series 29 Episode 103 *Warnings that some Earth microbes could contaminate the Moon NASA says some of Earth's microbes hitching a ride to space with human explorers could survive in the shaded nooks and crannies of the Moon's SoutAug 28 · 35 min
S29 · E102Stellar Salvage: SpaceX's Starship Recovery and the Age of the UniverseSpaceTime Series 29 Episode 102 *SpaceX’s Starship arrives at Christmas Island After some 24 days at sea, a SpaceX recovery team has successfully towed its test flight 13 Starship into the remote Australian Indian Ocean territory of ChristmAug 26 · 28 min
S29 · E101Cosmic Collisions and Gluon Mysteries: NASA's Swift Mission ScrappedSpaceTime Series 29 Episode 101 *NASA scraps its Swift rescue mission NASA has been forced to abandon its planned rescue mission to save the Swift Gamma Ray Space Telescope. *The Milky Way’s first big galactic collision Astronomers have disAug 24 · 25 min
S29 · E100Cosmic Ingredients: Planet Formation, Axion Searches, and NASA's Swift MissionSpaceTime Series 29 Episode 100 The ingredients for planets formed far earlier than thought A new study suggests that the basic ingredients needed to form planets - and possibly life - may have existed just a hundred million years after theAug 21 · 21 min
S29 · E99Cosmic Dawn Discoveries: Black Hole Stars and Mars' Hidden WaterSpaceTime Series 29 Episode 99 Discovery of black hole stars at the cosmic dawn Astronomers have suggested mysterious objects from the dawn of time known as little red dots may represent an entirely new type of cosmic phenomenon which they’Aug 19 · 28 min
S29 · E98Unveiling the Universe: Three Black Holes and a New UFO TaskforceSpaceTime Series 29 Episode 98 Three supermassive black holes discovered in a single galaxy for the first time Astronomers have for the first time, discovered a galaxy near the dawn of time containing three monster black holes. A new White Aug 18 · 26 min
S29 · E97Moon Crashes, Radiation-Eating Fungi, and the Quest for Habitable WorldsSpaceTime Series 29 Episode 97 The world watches as a SpaceX rocket crashes into the Moon A disused SpaceX Falcon 9 upper stage has crashed into the Moon providing astronomers with useful data on the effects of impacts hitting the lunar surAug 14 · 20 min
S29 · E96Galactic Giants: Unveiling the Mysteries of IC 1101 and Liquid Streams on PlutoSpaceTime Series 29 Episode 96 The largest known galaxy in the universe Astronomers have taken the deepest images yet of the largest known galaxy in the universe – a behemoth called IC 1101 located at the heart of the galaxy cluster Abell 2Aug 13 · 21 min
S29 · E95Vortices of the Sun and the First Gravitational Waves from Black Hole Mergers: A Cosmic BreakthroughSpaceTime Series 29 Episode 95 Spectacular vortices discovered on the Sun’s surface Astronomers have for the first time observed swirling whirlpool like vortices deep in the Sun’s photosphere – its visible surface. The event horizon of mergAug 12 · 32 min
S29 · E94Black Holes Unleashed: The Cosmic Power Beyond Our GalaxySpaceTime Series 29 Episode 94 Black holes are a hundred times more powerful than we thought Astronomers have been forced to rewrite their textbooks on the power of supermassive black holes after new observations have shown that these cosmiAug 7 · 35 min
S29 · E93Betelgeuse's Hidden Companion and the Dying Andromeda Galaxy: A Cosmic TaleSpaceTime Series 29 Episode 93 The strongest evidence yet that Betelgeuse is not alone Astronomers have finally demonstrated that the red supergiant star Betelgeuse has a binary companion star about two to three times the mass of the Sun. IAug 5 · 29 min
S29 · E92Unleashing a Wandering Black Hole and Chasing the Solar EclipseSpaceTime Series 29 Episode 92 The monster that’s been let out of its cage Astronomers have for the first time discovered a monstrous supermassive black hole wandering unseen near the edge of a galaxy. Counting down to next week’s solar eclAug 4 · 35 min
S29 · E91Comet Confusion and the Psyche Mission's Mars EncounterSponsor Link: This episode of SpaceTime is brought to you with the support of NordVPN. Now more than ever, you need a reliable VPN service to protect you online. Governments, bad actors and who knows are all trying to access your details onAug 1 · 24 min
S29 · E90LHS 1140b and the Quest for Habitable Atmospheres: Unveiling a Super EarthSpaceTime Series 29 Episode 90 Discovery of an atmosphere on a planet orbiting a red dwarf Astronomers think they may have detected an atmosphere on a super-Earth exo-planet orbiting in the habitable zone of a nearby red dwarf star. How megJul 29 · 31 min
S29 · E89A Splashdown Success and the Asteroid That Ended the DinosaursSpaceTime Series 29 Episode 89 A lucky 13th test flight for the world’s biggest rocket The world’s largest and most powerful rocket has successfully launched on its latest test flight bringing it a step closer to NASA’s Artemis program’s aiJul 27 · 32 min
S29 · E88Barnard's Star and Beyond : Exploring Hellish Worlds and Australia's Space PartnershipsSpaceTime Series 29 Episode 88 The hellish planets orbiting a nearby star Astronomers have painted the most detailed portrait yet of the planetary system orbiting Barnard’s Star – the Sun’s closest stellar neighbour after Alpha Centauri, juJul 25 · 24 min
S29 · E87Mars, Moon, and Charon: A Cosmic Exploration of Our Celestial NeighboursSpaceTime Series 29 Episode 87 Ancient impacts display the red planet’s past history A new study has shown how ancient Martian rocks exposed on the rim of Jezero Crater are preserving a 3.9-billion-year-old “weather report” from the solar sJul 22 · 20 min
S29 · E86Asteroid Impacts and Alien Chemistry: Unveiling Earth's Cosmic HistorySpaceTime Series 29 Episode 86 The asteroid collision that changed life on Earth forever Astronomers have linked a massive collision in the main asteroid belt to a huge meteor bombardment in the inner solar system that may have changed lifeJul 20 · 23 min
S29 · E85Nuclear Watchdogs: Detecting Weapons in Space and NASA's Swift Rescue MissionSpaceTime Series 29 Episode 85 Detecting nuclear weapons in space New modelling says small cube-sat sized spacecraft not much bigger than a fridge could be used to detect the presence of nuclear weapons on satellites in space. NASA’s rescueJul 17 · 19 min
S29 · E84Cosmic Discoveries: Japan's Asteroid Encounter and the Life Potential of EuropaSpaceTime Series 29 Episode 84 Japan swoops past a cosmic snowman shaped asteroid Japan’s Hayabusa2 spacecraft has just swooped past a tiny asteroid in deep space that’s shaped like a snow man. Revealing the secrets of the ice moon Europa AJul 15 · 28 min
S29 · E83Earth's Ancient Impact Revealed: Dating the Oldest Crater and China's Cosmic QuestSpaceTime Series 29 Episode 83 Earth’s oldest known asteroid impact crater dated in Western Australia Scientists have determined the most precise age yet for the oldest known impact crater on Earth finding it to be some 3.024 billion years Jul 13 · 31 min
S29 · E82Mars to Earth: China's Ambitious Sample Return Mission and Cosmic AnomaliesSpaceTime Series 29 Episode 82 China’s Mars sample return mission set for 2028 China says its planning to launch a Mars sample return mission in two years bringing back at least 500 grams of Martian regolith by 2031. Is science wrong about Jul 10 · 19 min
S29 · E81How a Passing Star Redirected Comets and Redefined Our Milky Way MapSponsor Link: This episode of SpaceTime is brought to you by Inconi. Take back your privacy and data online with Incogni. Check out our special offer: www.incogni.com/stuartgary SpaceTime Series 29 Episode 81How a passing star redirected coJul 8 · 24 min
S29 · E80The Big Freeze: Exploring Asteroid Impacts and the Mysteries of Uranus and NeptuneSpaceTime Series 29 Episode 80 Did ancient asteroid impacts prevent Earth’s continents from forming A new study suggests the barrage of asteroid impacts that slammed into the ancient Earth during the Hadean Eon between 4.6 and four billion Jul 6 · 25 min
S29 · E79Stellar Forensics: How Neutron Stars Forge Heavy ElementsSponsor Link: This episode of SpaceTime is brought to you with the support of Incogni. If you worry about where your online data is going, you need Incogni. Worry no more. Check out our special SpaceTime offer (with 30 day money back guaranJul 3 · 38 min
S29 · E78Cosmic Dawn: Unveiling the Galaxy MXDFZ 4.4 and the Secrets of Reionization, Comet 3I ATLAS OriginsSpaceTime Series 29 Episode 78 Discovering how the cosmic dark ages ended Astronomers have discovered an early galaxy during the Era of Reionization –when the universe was transformed from the cosmic dark ages – when the cosmos went from beJul 1 · 21 min
S29 · E77BepiColombo's Mercury Milestone: Navigating to the Solar System's Smallest Planet, Solar Secrets UnveiledSpaceTime Series 29 Episode 77 BepiColombo mission finally reaches Mercury space After eight years of powered flight towards the planet Mercury, mission managers have finally turned off the BepiColombo spacecraft’s propulsion engines in preJun 29 · 29 min
S29 · E76Supernova Secrets: Uncovering a Stellar Explosion Near the Milky Way's Heart, Quantum Insights into the Big BangSpaceTime Series 29 Episode 76 A possible supernova remnant discovered in the galactic centre Astronomers may have discovered a supernova remnant near the supermassive black hole at the centre of our galaxy. A new quantum view of Big Bang AJun 26 · 24 min
S29 · E75Lunar Mantle Mysteries: Unveiling the South Pole Aiken Basin, Mars' Garnet EvolutionSpaceTime Series 29 Episode 75 The Moon’s oldest and largest impact crater A new study suggests the Moon’s oldest and largest impact crater – the two and a half thousand kilometre wide South Pole-Aitken basin -- could have excavated materiaJun 24 · 19 min
S29 · E74Cosmic Collision Theories: Venus' Unusual Spin and Dark Matter's EnigmaSpaceTime Series 29 Episode 74 Why Venus spins backwards A new study suggests that the strange retrograde spin of the planet Venus is the result of a massive impact event. Could Dark Matter explain what’s happening at the centre of our galaJun 22 · 23 min
S29 · E73Ancient Quasar Discovered: Flickering Light from the Dawn of Time, Mars' Life-Hunting MissionSponsor Link: This episode of SpaceTime is brought to you by Incogni, your first stop in reclaiming your online privacy.To check out our special offer for SpaceTime listeners, visit www.incogni.com/stuartgary SpaceTime Series 29 Episode 73 Jun 19 · 32 min
S29 · E72Galactic Evolution Explored: Milky Way's Dance with Dwarfs, Jupiter's Life-Giving SecretsSponsor Link: This episode of SpaceTime is brought to you with the support of Incogni. They can’t spam or scam you,if they can’t find you. Get details on our special deal and get your online pivacy back. Visit www.imcogni.com/stuartgary SpaJun 18 · 26 min
S29 · E71Cosmic Acceleration Confirmed: Dark Energy's Role, Mysterious Signals DecodedSpaceTime Series 29 Episode 71 Universe expansion still accelerating after all A new study has confirmed that the universe is continuing to expand at an ever-accelerating rate under the force of dark energy and heading for a cold, dark and Jun 15 · 29 min
S29 · E70Cosmic Tug-of-War: The Small Magellanic Cloud's Demise, Lunar Base BlueprintSponsor Link: This episode of SpaceTime is brought to you by NordVPN, where your online security starts. To check out our special offer for SpaceTime listeners, visit www.nordvpn.com/stuartgary SpaceTime Series 29 Episode 70 *The Small MageJun 12 · 23 min
S29 · E69Planetary Destruction Unveiled: Evidence of a Lost World, SETI's Interstellar Quest...Sponsor Link: This episode of SpaceTime is brought to you with the support of NordVPN...where your online security starts. To check out our special offer for SpaceTime listeners, visit www.nordvpn.com/stuartgary SpaceTime Series 29 Episode Jun 11 · 23 min
S29 · E68Black Hole Jets Dance, MAVEN's Mars Mission Ends, and Earth's Rare Blue Micro MoonSponsor Link: This episode of SpaceTime is broughtto you by NordVPN, where your online security starts. To check out our special discount with bonuses offer, simply visit www.nordvpn.com/stuartgary SpaceTime Series 29 Episode 68 *How black Jun 8 · 29 min
S29 · E67Earth in a Cosmic Void? Black Holes Before Galaxies and SpaceX's Latest TriumphSpaceTime Series 29 Episode 67 *Are we in a cosmic void after all? It’s an hypothesis which has been around for decades and refuses to go away: Are we in a cosmic void? *New study confirms a black hole that formed before its galaxy AstronomJun 6 · 53 min
S29 · E66Starship Test Flight 12: Triumphs and Trials, Blue Origin's Fiery Setback, and Earth's Continental RecyclingSpaceTime Series 29 Episode 66 *Starship undertakes its 12th test flight The world’s largest and most powerful rocket, the SpaceX super heavy Starship has undertaken its 12th test flight with mixed results. *Massive rocket explosion at CapeJun 6 · 35 min
S29 · E65NASA's Moon Base Plans, Earth's Core Flow Surprise, and Red Dwarfs Devouring PlanetsSpaceTime Series 29 Episode 65 *NASA confirms its moon base plans and first contracts NASA confirms its plans to have humans living on the Moon by 2032. The agency has released the latest draft of its lunar south pole base project and signeJun 2 · 28 min
S29 · E64Neutrinos and Supernovae Secrets, Neptune's Enigmatic Moon Nereid, and Hypersonic Returns to EarthSpaceTime Series 29 Episode 64 *A new explanation for how stars explode A new study suggests that neutrino which are some the least massive objects in the universe may trigger some of the biggest explosions in the cosmos – supernovae the exMay 30 · 24 min
S29 · E63Europa's Water Plume Debate, Earth's Co-Orbital Mysteries, and ESA's Smile Mission LaunchSpaceTime Series 29 Episode 63 *Questioning the existence of Europa’s vapor plumes A new study of Jupiter’s ice moon Europa is casting doubt of previous evidence showing possible vapor plumes ejecting into space. *Are Earth's co-orbitals stMay 27 · 18 min
S29 · E62Exploring the Earliest Galaxy, Unraveling Muon Secrets, and Meteoric Wonders Over SydneySpaceTime Series 29 Episode 62 *The most primitive galaxy in the early universe Astronomers have identified the most chemically primitive galaxy in the universe dating back over 13 billion years. *Understanding the true nature of the Muon PMay 25 · 24 min
S29 · E61Interstellar Comet 3I ATLAS, Milky Way's Black Hole Dynamics, and Scotland's Dark Sky SanctuarySpaceTime Series 29 Episode 61 *The latest observations of interstellar comet 3i-Atlas using two spacecraft instead of just one Astronomers have used two separate spacecraft to obtain new ultra-violet spectrographic images of the interstellMay 22 · 17 min
S29 · E60Interstellar Cloud Insights, Ramses Mission to Apophis, and Volcanic Ash on MarsSpaceTime Series 29 Episode 60 *Our solar system’s journey through an interstellar cloud A new study of cosmic dust found in Antarctic ice samples has revealed our solar system’s passage through the Local Interstellar Cloud – the remnants oMay 20 · 23 min
S29 · E59Galactic Black Hole Eruptions, Snowball Earth Theories, and the Impact of SkyMapperSpaceTime Series 29 Episode 59 *Black hole flare explodes in the heart of our galaxy Astronomers have observed a dramatic mid-infrared flare erupting from Sagittarius A*- the supermassive black hole at the centre of our galaxy. *A new explaMay 18 · 25 min
S29 · E58Moon's Ice Mysteries, Aussie Rover's Lunar Mission, and a Distant World's Unexpected AtmosphereSpaceTime Series 29 Episode 58 *Unlocking the mystery of water on the Moon New evidence suggests that water ice has been accumulating on the Moon for at least one and a half billion years. *An Australian Lunar rover to land on the Moon in 2May 15 · 23 min
S29 · E57Mercury's Sulphur Secrets, Jupiter's Slimmer Profile, and NASA's Launch Tower SetbackSpaceTime Series 29 Episode 57 *How the strange magmas on Mercury shaped the planet differently to Earth A new study has found that the sulphur rich magmas on the planet Mercury reshaped the tortured world’s interior evolution and crustal fMay 13 · 22 min
S29 · E56Tatooine's New Neighbours, Mars Rover's Drilling Quest, and Soyuz 5's Maiden VoyageSpaceTime Series 29 Episode 56 *Discovery of 27 new Tatooine type worlds reported on Star Wars Day Astronomers have discovered some 27 new planetary candidates orbiting in binary star systems using a new method to search for exoplanets whicMay 11 · 27 min
S29 · E55Venus's Hazy Secrets, Planetary Collision Insights, and Lunar Gateway Corrosion ConcernsSpaceTime Series 29 Episode 55 *Scientists finally discover the cause of Venus’s enigmatic lower haze Astronomers have finally determined Cosmic dust as the source of a mysterious lower atmosphere haze that blankets the planet Venus. *DiscoMay 8 · 37 min

Source: Episodes via the show's public RSS feed · as of Sep 1, 2026 12:00 UTC

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