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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Interstellar Comet 3I ATLAS: Unveiling Its Alien Origins, NASA's Roman Telescope Launch, and ESA's New Aussie Dish
01/05/2026 Duration: 20minSpaceTime Series 29 Episode 52 *Interstellar comet 3i/ATLAS is far more alien than we thought A new study has found that the interstellar comet 3i Atlas must have originated in a much colder star system with lower levels of radiation than our own solar system. *NASA now looking at September to launch its new Roman Space Telescope NASA are now targeting September as the likely launch date for their new Nancy Grace Roman Space Telescope. *The European Space Agency’s new Australian dish The European Space Agency has commissioned its second Australian deep space communications dish at its New Norcia complex near Perth. *The Science Report How climate change is affecting the health of people in Europe. Warnings that agricultural soils exposed to glyphosates could be breeding grounds for superbugs. The Pentagon’s plans for big a new battleship for the US Navy -- the first since the 1940s. Skeptics guide to the big UFO announcement allegedly coming this year. Our Guests This Week: Professor Kliti Grice from Curtin
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Mars' Organic Molecules, Cosmic Buckyballs Unveiled, and Voyager 1's Power Dilemma
29/04/2026 Duration: 25minSpaceTime Series 29 Episode 51 *Discovery of organic molecules never before seen on Mars New data has confirmed that NASA’s Mars Curiosity Rover has identified seven organic molecules on the red planet that have never been detected there before. *A spectacular new understanding of cosmic buckyballs Fifteen years after astronomers first discovered buckyballs in space, new observations have now shown how they’re distributed in a shell around the corpse of a dying star. *NASA shuts down another instrument on Voyager 1 to keep it operating NASA has been forced to shut down an instrument aboard the Voyager 1 spacecraft in order to conserve power and keep humanity’s first interstellar explorer operational. *The Science Report New implants to help sleep apnea sufferers who can’t use breathing masks. Palaeontologists have identified a new species of sauropod dinosaur. Artificial Intelligence successfully judge a person’s mood by the expression on their face. Alex on Tech: $25 billion for a new Aussie AI centre.Our G
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DNA's Cosmic Origins, Martian Metal Hotspots, and Mapping the Milky Way's Edge
28/04/2026 Duration: 23minSpaceTime Series 29 Episode 50 *Key ingredients of DNA discovered in the asteroid Ryugu A new study has confirmed that all five fundamental molecules needed to make up the DNA and RNA which underpins life as we know it, have been discovered in samples collected from the asteroid Ryugu. *Discovery of a metal‑rich hot spot tied to ancient Martian lake NASA’s Mars Curiosity rover has discovered the highest concentrations of iron, manganese and zinc ever found in the one place on the red planet. *The edge of the Milky Way revealed Astronomers have for the first time, identified where the star forming region of the Milky Way Galaxy ends, finding it occurs some 40,000 light-years of the Galactic Centre.. *The Science Report Study shows young Americans and Australians are less happy now than they were 15 years ago. A new study warns that gay guys with left-leaning political views are the most likely to be gold-diggers. Skynet’s Terminators are becoming reality with new bipedal humanoid robots out performing people.
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Unraveling 3I ATLAS: Comet Chemistry, Psyche's Craters, and the Space Junk Dilemma
24/04/2026 Duration: 23minSpaceTime Series 29 Episode 49 *Interstellar Comet 3I/ATLAS is changing A new study has discovered that the interstellar comet 3I Atlas appears to be undergoing a change in the composition of the volatile gasses its emitting. *Large craters offering new clues to the origin of the strange asteroid Psyche Scientists believe large impact craters on the surface of the mysterious metallic asteroid 16 Psyche may provide clues about its formation. *Fighting the growing threat of space junk Debris from space craft is becoming a growing problem in orbit. Now days considerable time and effort is undertaken to track the millions of pieces of spent rocket stages, disused satellites, and collision or explosion sourced spacecraft debris currently orbiting the Earth. *The Science Report Older men are more likely to add extra salt to their food despite its health dangers. Sightings of the world’s two largest whale species - blue and fin whales - have increased in the southeastern Atlantic. New study shows Nutmeg, probably
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Young Stars Dim Quicker, Surprising Solar Winds, and Dream Chaser's Milestone
22/04/2026 Duration: 25minSponsor Link:This episode is brought to you by NordVPN. For the best online protection and a great price check out our special deal: Click HereSpaceTime Series 29 Episode 48 *Finding that young Sun like stars dim quickly is good news for life A new study has discovered that young Sun like stars settle down and start to dim more quickly than previously thought, potentially benefiting orbiting planets and the prospects of life. *A surprisingly speedy solar wind found in inner corona A new study has found that the solar wind is travelling up to four times faster than expected in the Sun’s inner corona. *Dream Chaser passes another critical milestone The Sierra Space Dream Chaser space plane Tenacity has just completed launch acoustic testing at NASA’s Space Systems Processing Facility. *The Science Report Long-term HIV remission achieved following a stem cell transplant. How to save Venice from rising sea levels. Half of all answers to health and medical questions by AI found to be problematic. Alex on Tech: The
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Cosmic Fossils: Black Holes Before the Big Bang and Ancient Martian Oceans
20/04/2026 Duration: 27minSpaceTime Series 29 Episode 47 *Are black holes from before the Big Bang shaping the Universe A new study suggests that ancient black holes from before the big bang may be shaping the universe. The idea is that the cosmos goes through eternal never ending cycles of expanding out from a big bang and then eventually collapsing in a big crunch which triggers another big band and so on. *The bathtub ring hinting at an ancient Martian ocean Scientists have identified geological features on Mars that appear to point to a vast sea shore or coast line stretching around the red planet’s northern hemisphere. *A just award for studying the stars The bi-annual Berenice and Arthur Page Medal winners for excellence in amateur astronomy for 2026 have been presented to Chris Stockdale, Jonathan Bradshaw and Renato Langersek at the Annual National Australian Convention of Amateur Astronomers in Tamworth. *The Science Report Study shows heart risk patterns of obesity differ between men and women. Ancient rock art shows Tasman
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Unveiling 11,000 New Asteroids and Earth's Local Origins
17/04/2026 Duration: 23minSpaceTime Series 29 Episode 46 *Discovery of over eleven thousand new asteroids Preliminary data from the Vera C. Rubin Observatory has led to the discovery of over 11,000 new asteroids. *Confirmation that the Earth was made locally A new study has shown that planet Earth was formed from materials located in the inner solar system rather than stuff from beyond Jupiter. *Virgin Galactic’s new spaceship to be flying before the end of the year Space tourism company Virgin Galactic says work on the first of its new Delta class spacecraft will be completed within a few weeks. and construction of the second of these sub orbital space planes is now underway. *The Science Report Could routine be key to successful weight loss. A new study has found that Tyrannosaurus Rex walked and ran on their tippy toes. The Australian Army’s new Huntsman Self-Propelled Howitzers now rolling off the production line. Skeptics guide to monsters in the railroad yard. Our Guests This Week: DSN Spokesperson Rhianna Lyons from the CSIR
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The Growing South Atlantic Anomaly and Its Implications for Planet Earth
15/04/2026 Duration: 32minSpaceTime Series 29 Episode 45 *The South Atlantic anomaly is growing – are the planet’s poles about to flip A new study has confirmed that a gigantic weak spot in planet Earth’s protective magnetic field known as the South Atlantic anomaly is growing ever larger. *New study narrows down the mostly likely locations for water on the Moon A new study suggests water likely accumulated on the Moon slowly over billions of years, rather than during one big event. *Pairs of atoms observed existing in two places at once for the first time Quantum physicists have observed pairs of atoms entangled in two different places at once for the first time. *The Science Report Claims King Harold's legendary 200-mile march to the Battle of Hastings in 1066 never happened. A new study has shown that the world’ earliest known octopus fossil isn’t actually an octopus. Artificial Intelligence hardware is changing how fast large language models respond. Alex on Tech: On device AI has arrived.Become a supporter of this podcast: https:
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Artemis II: A Historic Journey to the Moon and Back
13/04/2026 Duration: 38minSpaceTime Series 29 Episode 44*NASA’s Artemis II returns to Earth after its historic mission to the Moon NASA’s Artemis II mission has returned safely to Earth following its historic journey around the Moon. The four person crew splashed down in the North Pacific Ocean off the San Diego coast ending the ten day record setting flight which saw them travel further from mother Earth than humans have ever ventured before. *Astronomers have discovered the most primitive star ever seen Astronomers have identified one of the earliest stars ever seen; and the nearest candidate yet found to the first generation of stars created out the primordial material of the big bang. *Fireball spotted over Victoria, Australia Residents in Rutherglen have reported a large green-tailed fireball streaking across the Victorian skies. It’s the latest is a spate of meteor sightings over the past month or so with others reported in Germany, Ohio, Texas, and Washington State.. *The Science Report A new study has shown that summer is arr
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April Skies: Celestial Wonders and Planetary Alignments Await
10/04/2026 Duration: 32minSpaceTime Series 29 Episode 43 *Climate change is slowing Earth's spin at an unprecedented rate A new study has found that climate change is slowing the Earth rotation at an unprecedented rate compared to past 3.6 million years *Magnetic waves discovered deep inside the Sun Scientists have detected large scale magnetic waves moving deep inside the Sun. The discovery reported in the journal Nature Astronomy could help scientists predict solar activity. *Mystery medical evacuation from space station finally explained That mystery medical evacuation from the International Space Station earlier this year has finally been explained. *April SkyWatch The splendours of the Southern Cross and its two pointer stars Alpha and Beta Centauri, the blue Supergiant Canopus and the Lyrids meteor shower are among the highlights of the April night skies on SkyWatch. Our Guests This Week: Artemis lunar science lead Kelsey Young from NASA’s Goddard Space Flight Centre And our regular guests: Alex Zaharov-Reutt from techadvi
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Artemis IV: Targeting the Moon's South Pole for Human Exploration
08/04/2026 Duration: 19minSpaceTime Series 29 Episode 42 *NASA looking at nine possible landing sites for man’s return to the Moon NASA have narrowed down their list of possible landing sites for their return of humans to the lunar surface. The Artemis IV mission will target one of nine possible landing sites around the lunar south pole. *Saturn's weird magnetic shield A new study has found that Saturn’s magnetosphere – the magnetic bubble surrounding the ringed world – is lopsided. *Concerns grow as a Starlink satellite explodes in orbit SpaceX are still trying to determine what caused the sudden break up of a Starlink broad band communication satellite last week. *The Science Report Climate change to push more venomous snakes towards populated communities. Germany checking out Australia’s MQ-28 Ghost Bat autonomous combat aircraft. Teens turning to artificial intelligence for emotional support, validation, and companionship. Alex on Tech new Intel CPU
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Artemis II: Humanity's Historic Return to the Moon
06/04/2026 Duration: 26minSpaceTime Series 29 Episode 41 *Human’s finally flying back to the Moon after a break of over half a century Humans have returned to the Moon for the first time in over half a century. The historic Artemis II mission blasted off from space launch complex 39B at the Kennedy Space Centre in Florida carrying four crew members aboard the Orion spacecraft Integrity on a ten day mission around the Moon and back. *Could gravitational waves be the origin of dark matter A new study suggests that gravitational waves could be responsible for the production of dark matter during the early phases of the formation of the cosmos. *Yet another large meteor sighting – should we be concerned? There’s been yet another large meteor sighting – this time in the Pacific northwest of the United States. *The Science Report Growing evidence vaping causes cancer just like cigarettes and other tobacco and nicotine products. Australia and New Zealand have the highest prevalence of sexual violence against kids in the world. The first S
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Reconnecting with Proba 3: Europe's Solar Mission Resumes
03/04/2026 Duration: 22minSpaceTime Series 29 Episode 40 *Using archaeology to study the history of galaxies like the Milky Way Astronomers have for the first time used what they’re calling galactic archaeology to trace the history of a galaxy beyond our own galaxy the Milky Way. *Europe reconnects with its lost Proba-3 spacecraft The European Space Agency has finally re-established contact with one of the spacecraft in its Proba 3 mission. *Using blue-green algae to grow food on Mars Scientists have used a cyanobacteria-based fertilizer could grow food in a simulated Mars environment. *The Science Report A new study warns that abstinence could affect sperm quality. Scientists recover ancient Pinot Noir grape pips almost 600 years old. New study shows many birds are boozing on the human equivalent of a beer every day. Skeptics guide to Age of Disclosure. Our Guests This Week: NASA Administrator Jared Isaacman Dr. Lori Glaze acting associate administrator for NASA's Exploration Systems Development Mission Directorate Carlos Garcia-
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Ignition Phase: NASA's Revolutionary Plans for Lunar Habitation
01/04/2026 Duration: 33minSpaceTime Series 29 Episode 39 *Gateway space station axed in favour of a base on the Moon – Part 2 In the second part of our special report on the pausing of construction on the Lunar Gateway space station project, we’ll detail the plans to build a permanent base at the Moon’s south pole. The seven year 20 billion dollar project will see more than thirty spacecraft sent to the Moon to deploy rovers, equipment, habitat modules and of course people. *Extending the life of the International Space Station As part of NASA’s new Ignition program the International space Station will have its life extended until at least 2032. *Nuclear powered spacecraft to fly in 2028 In December 2028 NASA will launch the Space Reactor‑1 Freedom, the first nuclear powered interplanetary spacecraft which will journey to Mars demonstrating advanced nuclear electric propulsion in deep space. *Yet another meteor sighting – this time in Texas There’s been yet another large meteor sighting this time in Texas. It’s the third major meteor
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NASA's Moon Base Ignition: A New Era in Lunar Exploration
30/03/2026 Duration: 33minSpaceTime Series 29 Episode 38 *Gateway space station axed in favour of a base on the Moon – Part 1 In this special report, we’ll look at NASA’s decision to pause construction of the Lunar Gateway space station project in favour of accelerating plans to build a permanent base at the Moon’s south pole. Forget everything you’ve heard until now! NASA is shifting focus totally on a new endeavour named Ignition which is designed to achieve US President Donald Trump’s National Space Policy with the aim of establishing a permanent human presence on the Moon. The seven year 20 billion dollar project will see more than thirty spacecraft sent to the Moon to deploy rovers, equipment, habitat modules and of course people. *A New Artemis Mission As part of these changes the cadence of Artemis flights to the Moon will increase to at least one surface landing every year. And the configuration of the 98 metre tall SLS Space Launch System moon rocket will be standardised with the use of a Centaur V upper stage replacing both
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From Cosmic Collisions to Astronaut Safety
27/03/2026 Duration: 24minSponsor Link:This episode of SpaceTime is brought to you with the support of Squarespace...your one-stop solution for building a professional online presence with ease. To explore our special offers, just visit www.squarespace.com/spacetimeSpaceTime Series 29 Episode 37 *Solving one of the mysteries of the Small Magellanic Cloud Astronomers may have finally solved one of the many mysteries of the Small Magellanic Cloud – a satellite dwarf galaxy the orbits the Milky Way. *Protecting astronauts from radiation in deep space NASA’s first manned mission to the moon in over half a century has been rolled out back to the launch pad and is now slated for launch on April first. *Another step forward in growing food in space Scientists have been putting their astronomical green thumbs to the test by trying to grow plants in simulated lunar and Martian soils. *The Science Report Study shows teen bullies are more likely to suffer faster biological ageing and obesity. Three new species of Australian rock-dwelling monitor
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Gas Giants vs. Brown Dwarfs: Unraveling the Cosmic Spin Mystery
25/03/2026 Duration: 21minSponsor Link:This episode of SpaceTime is brought to with the support of Squarespace. Take your ideas online the easy way. Build a professioanl website...anyone can do it! Give it a try for free by visiting www.squarespace.com/spacetimeSpaceTime Series 29 Episode 36 *How to tell gas giants from brown dwarfs A new study has found that giant planets spin faster than their cosmic brown dwarfs lookalikes. *A nuclear power station on the Moon gets the green light NASA and the U.S. Department of Energy have renewed their partnership to develop a nuclear fission reactor to power a permanent base on the lunar surface by 2030. *Using an ice satellite to detect powerful geomagnetic storms The European Space Agency’s Cryosat spacecraft has accurately measured the impact of resent geomagnetic storm activity from the Sun as it slammed into Earth’s magnetic field.. *The Science Report New study shows that higher air pollution levels increase the risk of physical disabilities. Working out someone’s mood by the way they wal
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Black Hole Merger Sparks Gamma Ray Burst and Iodine Propulsion Revolution
24/03/2026 Duration: 33minSponsor Link:This episode of SpaceTime is brought to you with the support of Squarespace...your one stop for building a professional online presence the easy way. To check out our special offers, just visit www.squarespace.com/spacetimeSpaceTime Series 29 Episode 35 *The black hole merger that sent ripples through spacetime Scientists have detected the merger of a pair of stellar mass black holes which was quickly followed seconds later by a powerful gamma ray burst.. *A new type of ion propulsion system for spacecraft Scientists are developing a new type of ion propulsion system for spacecraft which would be easier to produce and provide better performance than current xenon based plasma systems. *Thousands watch a fireball streak across the Ohio skies Residents across North Eastern Ohio have seen a spectacular day time meteor streak across the skies. *The Science Report Study shows Greenland’s Ice dome melted over 7,000 years ago.. Warnings of worsening human health impacts from the production of plastics.
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Van Allen Probe's Fiery Farewell and NASA's Mobile Launcher Setback
20/03/2026 Duration: 16minSpaceTime Series 29 Episode 34 *NASA's Van Allen Probe A comes to a fiery end After a mission lasting some 14 years, NASA's Van Allen Probe A spacecraft has re-entered Earth’s atmosphere in a fiery death plunge burning up over the Pacific Ocean. *NASA Mobile Launcher 2 on hold Last week’s announcement of changes to the Artemis Moon launch schedule has now resulted in NASA pulling the plug on further work on its Mobile Launcher two project which has been under construction at the Kennedy Space Centre in Florida for two years. *Spectacular failure for Japanese rocket . SpaceOne have failed in their third attempt to become the first private Japanese company to put a satellite in orbit. *The Science Report New warnings that the rate of climate change has surged since 2015. The first patient to be surgically connected to a genetically modified pig liver. Why some domestic cats are prone to chronic kidney disease. Skeptics guide to the FBI investigating Big Foot. https://spacetimewithstuartgary.com https://www.b
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Stellar Migration and Cosmic Dust: Unveiling Galactic Origins
18/03/2026 Duration: 26minSpaceTime Series 29 Episode 33 *What the birth of our Sun tells us about the evolution of our galaxy Astronomers studying the birth and early evolution of the Sun have uncovered how the shape of our galaxy has changed dramatically over the past few billion years.. *Making cosmic dust in the lab. A new study examining how the building blocks of life are formed in extreme deep space environments has created cosmic dust in a laboratory. *China selects a landing site for its first manned mission to the Moon Beijing has identified four possible landing sites for China's first manned mission to the lunar surface. *The Science Report The new Super K flu strain that’s beating vaccinations. A new study has shown that taking a daily multivitamin could help slow biological ageing. Social media and video games linked to poorer developmental outcomes in kids and teens. Alex on Tech: Norton scam genie