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SpaceTime with Stuart Gary

SpaceTime with Stuart Gary

Stuart Gary 1000 Episodes Aug 13, 2026

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.

Episodes

Galactic Giants: Unveiling the Mysteries of IC 1101 and Liquid Streams on Pluto
Galactic Giants: Unveiling the Mysteries of IC 1101 and Liquid Streams on Pluto Aug 13, 2026 1280 SpaceTime 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 2029. Evidence of streams flowing on Pluto Astronomers have found the first ever evidence of liquids flowing across the surface of the distant frozen world of P
Vortices of the Sun and the First Gravitational Waves from Black Hole Mergers: A Cosmic Breakthrough
Vortices of the Sun and the First Gravitational Waves from Black Hole Mergers: A Cosmic Breakthrough Aug 12, 2026 1897 SpaceTime 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 merging black holes seen for the first time Astronomers have for the first time picked up gravitational waves from the event horizon during the actual merger of tw
Black Holes Unleashed: The Cosmic Power Beyond Our Galaxy
Black Holes Unleashed: The Cosmic Power Beyond Our Galaxy Aug 7, 2026 2076 SpaceTime 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 cosmic monsters can generate enough energy to impact galaxies hundreds of thousands of light years away. The dramatic collision the flipped our Milky Way galaxy A
Betelgeuse's Hidden Companion and the Dying Andromeda Galaxy: A Cosmic Tale
Betelgeuse's Hidden Companion and the Dying Andromeda Galaxy: A Cosmic Tale Aug 5, 2026 1736 SpaceTime 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. Is the mighty Andromeda galaxy dying A new study has found that star formation is winding down in our nearest big neighbouring galaxy Andromeda. The most volca
Unleashing a Wandering Black Hole and Chasing the Solar Eclipse
Unleashing a Wandering Black Hole and Chasing the Solar Eclipse Aug 4, 2026 2103 SpaceTime 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 eclipse Spain, Portugal, Iceland, Greenland Russia and the arctic are about to experience a total solar eclipse as the Moon’s shadow sweeps across the surface of
Comet Confusion and the Psyche Mission's Mars Encounter
Comet Confusion and the Psyche Mission's Mars Encounter Aug 1, 2026 1425 Sponsor 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 online. Get protected by the best - NordVPN. Check out our special deal by visiting nordvpn.com/stuartgary and help support the show at the same time. Win/win!Spac
LHS 1140b and the Quest for Habitable Atmospheres: Unveiling a Super Earth
LHS 1140b and the Quest for Habitable Atmospheres: Unveiling a Super Earth Jul 29, 2026 1868 SpaceTime 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 mega-dust storms and the Sun affect Martian weather A new study has found that solar storms hitting Mars at the same time as planetary wide dust storms could caus
A Splashdown Success and the Asteroid That Ended the Dinosaurs
A Splashdown Success and the Asteroid That Ended the Dinosaurs Jul 27, 2026 1905 SpaceTime 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 aim of returning humans to the lunar surface, and eventually on to Mars and beyond. Scientists identify the asteroid that killed the dinosaurs A new study has d
Barnard's Star and Beyond : Exploring Hellish Worlds and Australia's Space Partnerships
Barnard's Star and Beyond : Exploring Hellish Worlds and Australia's Space Partnerships Jul 25, 2026 1456 SpaceTime 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, just under six light-years away. Australia’s role in India’s manned space program India’s manned space program is moving ahead with the commissioning of a new sp
Mars, Moon, and Charon: A Cosmic Exploration of Our Celestial Neighbours
Mars, Moon, and Charon: A Cosmic Exploration of Our Celestial Neighbours Jul 22, 2026 1194 SpaceTime 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 system’s most dynamic era. Understanding of the Moon’s regolith for human habitation Scientists have mapped out the thickness of the Moon’s regolith, the laye
Asteroid Impacts and Alien Chemistry: Unveiling Earth's Cosmic History
Asteroid Impacts and Alien Chemistry: Unveiling Earth's Cosmic History Jul 20, 2026 1380 SpaceTime 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 life on Earth. Alien chemistry discovered in meteorite that hit New Jersey home Scientists have discovered high concentrations of salt in briny fluids that could po
Nuclear Watchdogs: Detecting Weapons in Space and NASA's Swift Rescue Mission
Nuclear Watchdogs: Detecting Weapons in Space and NASA's Swift Rescue Mission Jul 17, 2026 1163 SpaceTime 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 rescue mission to save the Swift space telescope reaches orbit NASA’s Swift re-boost rescue mission is finally on its way to intercept the gamma ray space telescope a

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