SpaceTime with Stuart Gary

SpaceTime with Stuart Gary

SpaceTime with Stuart Gary is a long-standing Australian science podcast that explores astronomy, cosmology, and space flight. Hosted by Stuart Gary, a veteran science journalist, the program evolved from his earlier work on Australian Public Radio (ABC), where he produced and hosted the StarStuff program for nearly two decades. After transitioning to an independent production under the Bitesz Media network in 2016, the show maintained its focus on a news-bulletin format dedicated to rigorous scientific reporting.

The podcast provides in-depth coverage of peer-reviewed research and major milestones in international space exploration. Frequent topics include mission updates from NASA, ESA, JAXA, and commercial entities like SpaceX and Blue Origin. Episodes often delve into complex astrophysics, such as the behavior of supermassive black holes, the identification of exoplanets, and the detection of gravitational waves. The program also features regular Skywatch segments, which provide monthly guides to astronomical events and constellations visible in the night sky.

The show is typically released three times weekly on Mondays, Wednesdays, and Fridays. Each installment comprises multiple news stories synthesized from primary scientific sources, academic journals, and official press briefings. Gary’s approach emphasizes technical accuracy and a clear narrative structure, aiming to make advanced scientific concepts and the laws of physics accessible to a general audience. The podcast serves as a comprehensive audio archive of contemporary space history, documenting the shift toward private spaceflight and the ongoing quest to understand the fundamental nature of the universe.

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Episode's summary

SpaceTime 20261002 Series 29 Episode 118 A lost galaxy hiding deep inside the Milky Way Astronomers have discovered a group of 20 stars deep inside the Milky Way which may once have been part of another galaxy. NASA to launch a far infrared space telescope NASA has announced a new mission using a far infrared space telescope to explore the history and evolution of the universe. NASA discovers a huge new crater on the Moon NASA's Lunar Reconnaissance Orbiter spacecraft has discovered a huge new asteroid impact crater on the Moon. SkyWatch October The Alpha Centauri star system, The Large and Small Magellanic Clouds, and no less than three meteor showers are among the highlights of the October night skies on Skywatch. Our Guest This Week Nina Lanza from the Los Alamos National Laboratory Justin Maki from NASA’s Jet Propulsion Laboratory in Pasadena California. Our regular guests: Alex Zaharov-Reutt from techadvice.life Tim Mendham from Australian Skeptics 🌏 Get Our Exclusive NordVPN deal here ➼…

Episodes

1502-

Lost Galaxy in the Milky Way: Unveiling the Stellar Remnants of Loki

SpaceTime 20261002 Series 29 Episode 118 A lost galaxy hiding deep inside the Milky Way Astronomers have discovered a group of 20 stars deep inside the Milky Way which may once have been part of another galaxy. NASA to launch a far infrared space telescope NASA has announced a new mission using a far infrared space telescope to explore the history and evolution of the universe. NASA discovers a huge new crater on the Moon NASA's Lunar Reconnaissance Orbiter spacecraft has discovered a huge new asteroid impact crater on the Moon. SkyWatch October The Alpha Centauri star system, The Large and Small Magellanic Clouds, and no less than three meteor showers are among the highlights of the October night skies on Skywatch. Our Guest This Week Nina Lanza from the Los Alamos National Laboratory Justin Maki from NASA’s Jet Propulsion Laboratory in Pasadena California. Our regular guests: Alex Zaharov-Reutt from techadvice.life Tim Mendham from Australian Skeptics 🌏 Get Our Exclusive NordVPN deal here ➼…

07 Oct 2026
1501-

Dragonfly's Titan Landing: NASA's Quest to Unravel the Mysteries of the Saturnian Moon

SpaceTime 20260930 Series 29 Episode 117 NASA names Dragonfly’s landing site on Titan NASA has identified the landing site where its Dragonfly rotocopter will first touchdown on the surface of the Saturnian Moon Titan. New clues about the Moon’s ancient magnetic field from the far side A new study claims that just like the present day Earth, the Moon once had a geodynamo driven magnetic field. Why galaxies in the early universe are so weird A new study suggests that the first galaxies in the universe looked a bit weird because their stars generated weaker stellar winds compared to those we see today. The Science Report A common chemical in plastics linked to the development of autism and ADHD. Recent slowing of Antarctic ice sheet loss caused by issues thousands of kilometres away. Study shows Shakespeare’s works are more complicated than most other European plays. Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-with-stuart-gary--2458531/support.

07 Oct 2026
1500-

Discovery of the Milky Way's first microblazar

SpaceTime 20260928 Series 29 Episode 116 Discovery of the Milky Way's first microblazar Astronomers have discovered their first ever microblazar in the Milky Way and observations suggest it’s generating the fastest particles ever detected in the galaxy. Early Mars rocks reveal at least three separate water episodes A new study shows the region of the red planet now being explored by NASA’s Mars Perseverance Rover has undergone at least three separate interactions with Martian liquid water. Starship about to launch on its first orbital flight The countdown is underway for today’s first orbital test flight for SpaceX’s Starship superheavy. The world’s largest and most powerful rocket will undertake six orbits during the mission aiming for an altitude of around 275 kilometres. The Science Report A new study claims they type of sleep you’re getting is influencing your risk of disease. 12 hundred genetic variants linked to personality may also influence health, wealth, work and love life. The Antarctic OZONE hole…

07 Oct 2026
1499-

Comet 3I ATLAS: Unveiling the Secrets of an Ancient Interstellar Wanderer

SpaceTime Series 29 Episode 115 A comet older than the Sun Astronomers have found new clues about the origin of interstellar comet 3I/ATLAS suggesting it’s more than twice as old as the Sun and solar system. The nearby “Super Earth” that might be a candidate for life Astronomers have taken a closer look at a nearby exoplanet finding it may be more Earth-like than previously thought. A new way to study the birth of the universe Scientists have discovered a new way to create quark gluon plasma – the first matter in the universe. The Science Report The number of women testing positive for gonorrhoea doubles over the past decade. New study shows people taking medicinal marijuana are far worse drivers. The growing problem of human pollution now present over the entire planet. The discovery of a half-billion-year-old fossil has rewritten the origin story of starfish Skeptics guide to the four flavours of aliens Our Guest This Week Professor Bill Collins from Curtin University Our regular guests: Alex Zaharov-Reutt…

25 Sep 2026
1498-

Space Warfare Unveiled: The US Space Force's Kinetic Capabilities and Venus's Lost Moon

SpaceTime Series 29 Episode 114 United States Space Force confirms it has weapons in orbit The United States Space Force confirms it has weapons in orbit to protect America’s assets in space. Why a moon could not survive in orbit around Venus A new study claims a moon could not survive in orbit around Venus because of the planet’s unusually slow rotation. Water discovered near the galaxy’s Supermassive black hole New observations of the star IRS 3, located near Sagittarius A*, the supermassive black hole, suggest it’s emitting huge amounts of gas and dust, forming an exceptionally large stellar envelope containing water molecules. The Science Report A new study has shown that air pollution isn’t just bad for your lungs, it’s bad for your eyes as well. The new high-tech sponge made from plant fibres that can mop up an oil spills. Palaeontologists find that Tyrannosaurus rex had around the same body temperatures as humans. A new study shows 93 per cent of Australia’s first nations population died in the first…

23 Sep 2026