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PODCAST

SpaceTime with Stuart Gary

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.Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-with-stuart-gary--2458531/support.

science astronomy

All Episodes

20:44

Uranian Auroras and Planetary Defense: Unveiling...

SpaceTime with Stuart Gary ·

2026/03/06

SpaceTime with Stuart Gary - Series 29 Episode 28In this episode of SpaceTime, we dive into the groundbreaking mapping of Uranus's upper atmosphere, the European Space Agency's innovative Planetary Defense Fly Eye Telescope, and NASA's critical findings on Boeing's Starliner spacecraft.Mapping Uranus's Upper AtmosphereA new study has successfully created a three-dimensional map of Uranus's upper atmosphere, revealing how the ice giant's unusual magnetic field influences its auroral activity. This

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25:55

Supernova Countdown and Auroral Insights: The Cosmic...

SpaceTime with Stuart Gary ·

2026/03/04

SpaceTime with Stuart Gary Gary - Series 29 Episode 27In this episode of SpaceTime, we explore the potential explosion of a massive star, NASA's innovative mission to study Earth's auroras, and the latest setbacks for the Artemis 2 lunar mission.Supernova on the HorizonAstronomers are buzzing with excitement as WOHG 64, one of the largest stars known, shows signs of impending supernova activity. Located 163,000 light years away in the Large Magellanic Cloud, this red supergiant is shedding its outer

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26:40

Lunar Delays and Hypersonic Breakthroughs: Exploring...

SpaceTime with Stuart Gary ·

2026/03/02

SpaceTime with Stuart Gary Gary - Series 29 Episode 26In this episode of SpaceTime, we delve into NASA's postponed return to the lunar surface, a remarkable hypersonic test flight by an Australian company, and the fascinating hidden chemistry at the heart of the Milky Way galaxy.Nasa's Lunar Return DelayedNASA has announced a significant delay in its plans to return humans to the lunar surface, pushing the Artemis 4 mission to 2028. The upcoming Artemis 3 mission will focus on testing systems in low

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37:52

Martian Gullies and Inside-Out Planets: Discoveries...

SpaceTime with Stuart Gary ·

2026/02/27

Sponsor Link:This episode of SpaceTime is brought to you by Squarespace. Create your own exceptional website with ease at squarespace.com/spacetime.SpaceTime with Stuart Gary Gary - Series 29 Episode 25In this episode of SpaceTime, we explore the intriguing mysteries of Mars' gullies, uncover a unique inside-out planetary system, and witness the inaugural launch of Europe's most powerful rocket.Mysterious Martian Gullies ExplainedScientists have made significant strides in understanding the

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23:23

The Birth of a Black Hole and Mars' New Navigation

SpaceTime with Stuart Gary ·

2026/02/26

Sponsor Link:This episode of SpaceTime is brought to with the kind support of Squarespace. Bring your stories to life with Squarespace, the easiest way to create an exceptional website, blog, portfolio, or online store. To check out our special offers, vist squarespace.com/spacetime and us the promo code SPACETIME.SpaceTime with Stuart Gary Gary - Series 29 Episode 24In this episode of SpaceTime, we uncover astonishing discoveries about the birth of black holes, a revolutionary Martian navigation

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27:25

Dark Matter Galaxies and Artemis Delays: Unraveling...

SpaceTime with Stuart Gary ·

2026/02/24

Sponsor Link:This episode of Spacetime is brought to you with the support of Squarespace...when it's time to get online, it's time to visit Squarespace. Free trial. To find out more visit squarespace.com/spacetime SpaceTime with Stuart Gary Gary - Series 29 Episode 23In this episode of SpaceTime, we investigate the discovery of a nearly invisible galaxy dominated by dark matter, the latest delays in the Artemis 2 mission to the Moon, and the anticipated launch of Australia's new hypersonic

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22:45

Primordial Black Holes and Saturn's Ring Origins:...

SpaceTime with Stuart Gary ·

2026/02/20

SpaceTime with Stuart Gary Gary - Series 29 Episode 22In this episode of SpaceTime, we delve into the formation of the universe's most enigmatic objects, explore the origins of Saturn's iconic rings, and get updates on NASA's Artemis 2 mission.Black Holes and Exotic Cosmic StructuresA groundbreaking study suggests that some of the universe's most exotic entities, including black holes and cannibal stars, may have formed just seconds after the Big Bang. Researchers from the International School of

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24:54

Exploring Life's Potential on the Red Planet and...

SpaceTime with Stuart Gary ·

2026/02/18

SpaceTime with Stuart Gary Gary - Series 29 Episode 21In this episode of SpaceTime, we explore intriguing revelations about the search for life on Mars, the surprising effects of Saturn's moon Enceladus on its planet, and the monumental volcanic events that reshaped Earth's tectonic landscape.Life on Mars: A New PerspectiveRecent findings suggest that non-biological processes cannot fully explain the organic compounds found in Martian regolith samples collected by NASA's Curiosity rover. Published

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32:14

Earth's Core Secrets and Solar Neutrinos: Unveiling...

SpaceTime with Stuart Gary ·

2026/02/17

In this episode of SpaceTime, we dive into groundbreaking research revealing the true composition of the Earth's core, explore new insights into solar neutrinos, and uncover the complexities of Martian volcanoes.Earth's Core Contains Vast Hydrogen ReservoirA recent study published in Nature Communications indicates that Earth's core may hold up to 45 oceans' worth of hydrogen, challenging the long-held belief that water on our planet primarily came from asteroids and comets. Utilizing advanced

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23:37

Black Hole Explosions and Martian Water Loss:...

SpaceTime with Stuart Gary ·

2026/02/13

Sponsor Link:This episode of SpaceTime is brought to with the help of Squarespace. When it's time to get online, you need Suarespace to make you look professional. To get the Spacetime special offer simply visit www.squarespace.com/spacetime or use the code SPACETIME at checkout.SpaceTime with Stuart Gary Gary - Series 29 Episode 19In this episode of SpaceTime, we explore astonishing discoveries in astrophysics, planetary science, and aerospace engineering.Astronomers Observe Possible Black Hole

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29:56

Dark Matter's Role and Lunar Mysteries: Unraveling...

SpaceTime with Stuart Gary ·

2026/02/11

Sponsor Links:This episode of SpaceTime is brought to you with the support of Squarespace....your first stop when you want to build a presence online. To check out our special offers, simply visit www.squarespace.com/spacetime for detailsSpaceTime with Stuart Gary Gary - Series 29 Episode 18In this episode of SpaceTime, we explore groundbreaking theories about the nature of dark matter, the thermal differences between the lunar far and near sides, and new revelations regarding Jupiter's

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31:13

Solar Storms and Artemis Delays: Navigating the Fury...

SpaceTime with Stuart Gary ·

2026/02/09

Sponsor Links:This episode of SpaceTime is brought to you with the support of Squarespace....your first stop when you want to build a presence online. To check out our special offers, simply visit www.squarespace.com/spacetime for all the detailsSpaceTime with Stuart Gary Gary - Series 29 Episode 17In this episode of SpaceTime, we delve into the recent powerful solar storm that has impacted Earth, the delay of NASA's Artemis 2 manned moon mission, and China's ambitious plans for a futuristic orbital

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19:38

Europa's Ice Shell and Planet Nine: Unveiling the...

SpaceTime with Stuart Gary ·

2026/02/07

SpaceTime with Stuart Gary Gary - Series 29 Episode 16In this episode of SpaceTime, we dive into groundbreaking revelations about Europa's ice shell, explore new evidence for the existence of a potential Planet Nine, and discuss a significant advancement in quantum physics that challenges the Heisenberg Uncertainty Principle.Europa's Ice Shell Thickness RevealedData from NASA's Juno mission has provided the first insights into the thickness of Europa's icy crust, estimating it to be around 29

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19:22

Mercury's Hidden Activity and Titan's Dragonfly:...

SpaceTime with Stuart Gary ·

2026/02/04

SpaceTime with Stuart Gary Gary - Series 29 Episode 15In this episode of SpaceTime, we uncover intriguing discoveries about Mercury's geological activity, NASA's innovative Dragonfly mission to Titan, and the environmental impacts of rocket fuel pollution.Mercury's Surprising StreaksA new study reveals bright streaks, or lineae, on Mercury's surface, suggesting the planet is not as geologically inactive as previously thought. Researchers from the University of Bern utilized machine learning to

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23:28

Earth's Water Origins and Io's Volcanic Secrets:...

SpaceTime with Stuart Gary ·

2026/02/03

In this episode of SpaceTime, we explore new insights into the origins of Earth's water, groundbreaking discoveries beneath the surface of Jupiter's volcanic moon Io, and how tectonic plate movements may have influenced Earth's climate throughout history.New Clues on Earth's Water OriginsA recent study published in the Proceedings of the National Academy of Sciences reveals that asteroid and comet impacts could only account for a small fraction of Earth's water supply. By analyzing oxygen isotopes

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42:38

Cosmic Echoes and Jovian Secrets: Unraveling the...

SpaceTime with Stuart Gary ·

2026/01/30

Sponsor Link:This episode is brought to you with thanks to Squarespace. Bring your stories to life with Squarespace, the easiest way to create an exceptional website, blog, portfolio, or online store. To take up our great offer and help support the show, just visit www.squarespace.com/spacetime or use the Promo Code SPACETIME at checkout.SpaceTime with Stuart Gary Gary - Series 29 Episode 13In this episode of SpaceTime, we uncover the hidden violent past of the Milky Way's supermassive black hole,

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24:32

Earth's Hidden Mantle Secrets: Mars' Blue Past and...

SpaceTime with Stuart Gary ·

2026/01/28

Sponsor Link:This episode is brought to you with thanks to Squarespace. Bring your stories to life with Squarespace, the easiest way to create an exceptional website, blog, portfolio, or online store. To take up our great offer and help support the show, just visit www.squarespace.com/spacetime or use the Promo Code SPACETIME at checkout.SpaceTime with Stuart Gary Gary - Series 29 Episode 12In this episode of SpaceTime, we uncover groundbreaking discoveries about Earth's mantle, the watery past of

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26:31

Solar Storms and Lunar Returns: The Artemis 2 Mission...

SpaceTime with Stuart Gary ·

2026/01/27

Sponsor Link:This episode is brought to you with thanks to Squarespace. Bring your stories to life with Squarespace, the easiest way to create an exceptional website, blog, portfolio, or online store. To take up our great offer and help support the show, just visit www.squarespace.com/spacetime or use the Promo Code SPACETIME at checkout.SpaceTime with Stuart Gary Gary - Series 29 Episode 11In this episode of SpaceTime, we dive into the latest astronomical events, including a record-setting solar

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17:04

Nuclear Rockets and Cosmic Mergers: Exploring the...

SpaceTime with Stuart Gary ·

2026/01/23

SpaceTime with Stuart Gary Gary - Series 29 Episode 10In this episode of SpaceTime, we explore groundbreaking developments in space exploration, including the imminent launch of the first nuclear-powered rocket, the merging of low mass dwarf galaxies, and the intriguing connection between Earth-like planets and gas giants.The Dawn of Nuclear Rocket TechnologyHistory is set to be made as NASA and DARPA prepare to test the world’s first fully operational nuclear-powered orbital rocket. This innovative

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28:30

Cosmic Mysteries: Unveiling the Secrets of Black...

SpaceTime with Stuart Gary ·

2026/01/21

SpaceTime with Stuart Gary Gary - Series 29 Episode 9In this episode of SpaceTime, we unravel the enigma of the universe's mysterious little red dots, delve into groundbreaking insights from Jupiter regarding the evolution of our solar system's planets, and mark the commencement of construction on Earth's largest gamma-ray observatory.The Mystery of the Little Red DotsA fascinating new study reveals that the enigmatic little red dots observed in early images from the NASA Webb Space Telescope are,

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1,272 results

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