SpaceTime with Stuart Gary
19 years on Australian Public Radio (as StarStuff), 8 years of podcasting and counting. We have a lot of content to share with you. Recognized worldwide by our listeners and industry experts as one of the best and most thoroughly researched programs on Astronomy, Space, and Science News. Hosted by Stuart Gary, a veteran radio science reporter, broadcaster and now podcaster. Keep up-to-date and learn something new with every episode. New episodes weekly. Three new episodes are published on Mondays for our subscribers and individual episodes publicly on Monday, Wednesday, and Friday. Show your support for SpaceTime, help us reach our goals with early access to commercial-free episodes and bonuses via Supercast, Patreon, Apple Podcasts and YouTube. Links at https://spacetimewithstuartgary.com/about Enjoy! Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-with-stuart-gary--2458531/support.
Episodes
April 26, 2024 • 24 mins
Embark on a celestial journey with SpaceTime Series 27 Episode 51, as we unravel the mysteries of Pluto's heart. Scientists, armed with sophisticated computer simulations, have finally pieced together the enigmatic origins of the dwarf planet's heart-shaped feature, Sputnik Planitia. This episode delves into the colossal impact that sculpted Pluto's icy facade, challenging previous assumptions about its internal structure and the e...
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April 24, 2024 • 26 mins
Venture into the unknown with SpaceTime Series 27 Episode 50, as we embark on an interplanetary adventure that transcends the boundaries of our earthly skies. NASA confirms its bold mission to dispatch a pioneering rotocopter to the enigmatic Saturnian moon, Titan. The Dragonfly mission is set to soar through Titan's dense atmosphere, exploring its organically rich landscapes in search of prebiotic chemical processes that mirror th...
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April 22, 2024 • 26 mins
Prepare for a cosmic revelation in SpaceTime Series 27 Episode 49, as we journey through the Milky Way to uncover a celestial heavyweight—the most massive stellar black hole ever discovered in our galaxy. Detected by the vigilant eyes of the European Space Agency's Gaia mission, this black hole, known as Gaia BH3, imposes a peculiar wobble on its companion star, betraying its presence. Weighing in at a colossal 33 solar masses and ...
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April 19, 2024 • 31 mins
Embark on an astronomical odyssey with SpaceTime Series 27 Episode 48, as we unveil the most detailed view of the expanding universe to date. The first-year data from DESI, the Dark Energy Spectroscopic Instrument survey, is in, and it's changing the cosmic game. This groundbreaking five-year study is mapping the universe in 3D, charting the enigmatic influence of dark energy over time. Will the universe meet a chilling big freeze,...
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April 17, 2024 • 25 mins
Prepare to illuminate the shadowy frontiers of space in SpaceTime Series 27 Episode 47. We begin by shedding light on new findings that reveal brown dwarfs, those celestial enigmas straddling the line between the largest planets and the smallest stars, are far more star-like than we ever imagined. Born from the same intricate dance of gas and dust that gives rise to stars, these failed stars have a story more intertwined with their...
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April 15, 2024 • 24 mins
SpaceTime Series 27 Episode 46: The Cosmic Dance of Neutron Stars and Black Holes
Join us on a thrilling journey through the cosmos in SpaceTime Series 27 Episode 46, where we delve into the mysteries of a possible neutron star-black hole merger detected in gravitational waves. The LIGO-Virgo-KAGRA collaboration may have stumbled upon a cosmic ballet between the densest objects in the universe, offering tantalizing clues about the e...
Join us on a thrilling journey through the cosmos in SpaceTime Series 27 Episode 46, where we delve into the mysteries of a possible neutron star-black hole merger detected in gravitational waves. The LIGO-Virgo-KAGRA collaboration may have stumbled upon a cosmic ballet between the densest objects in the universe, offering tantalizing clues about the e...
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April 12, 2024 • 19 mins
SpaceTime Series 27 Episode 45 *Perseverance collects its 24th sample on Mars NASA’s Mars Perseverance Rover has just collected its 24 geological sample from the surface of the red planet. The drill core offers new clues about Jezero Crater and the lake it may have once held. *New date set for Starliner's first manned mission NASA has set May 6 as the opening of the launch window for the first manned flight of Boeing’s long troubl...
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April 10, 2024 • 29 mins
The Space, Astronomy and Science Podcast. SpaceTime Series 27 Episode 44 *New Clues About Mars’ Ancient Water NASA’s Mars Curiosity rover has arrived at an area in Gale Crater’s Mount Sharp that may show evidence liquid water flowed on the red planet for much longer than previously thought. *NASAs new Moon buggies NASA has selected three companies to help it develop its proposed new Moon buggy --- the lunar terrain vehicle or LTV. ...
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April 8, 2024 • 27 mins
The Space, Astronomy & Science Podcast.
SpaceTime Series 27 Episode 43
*The Milky Way's Faintest Star System Unveiled
Astronomers have unveiled the faintest star system known to orbit our Milky Way galaxy, Ursa Major III Unions I. This ancient and elusive star system, reported in the Astrophysical Journal, may be one of the most dark matter-dominated systems discovered, lying just 30,000 light-years away. With only about 60 stars ...
SpaceTime Series 27 Episode 43
*The Milky Way's Faintest Star System Unveiled
Astronomers have unveiled the faintest star system known to orbit our Milky Way galaxy, Ursa Major III Unions I. This ancient and elusive star system, reported in the Astrophysical Journal, may be one of the most dark matter-dominated systems discovered, lying just 30,000 light-years away. With only about 60 stars ...
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April 5, 2024 • 47 mins
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The Space, Astronomy & Science Podcast.
SpaceTime Series 27 Episode 42
*Water's Persistent Presence in Mars' Gale Crater
Mars' Gale Crater may have harbored water far longer than scientists previously believed, challenging our timeline of the Red Planet's ari...
The Space, Astronomy & Science Podcast.
SpaceTime Series 27 Episode 42
*Water's Persistent Presence in Mars' Gale Crater
Mars' Gale Crater may have harbored water far longer than scientists previously believed, challenging our timeline of the Red Planet's ari...
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April 3, 2024 • 32 mins
The Space, Astronomy & Science Podcast.
SpaceTime Series 27 Episode 41
*The Scandinavian Connection: Born from Greenland's Ancient Crust
In a groundbreaking geological study, scientists have traced the oldest Scandinavian bedrock back to its origins in Greenland, revealing a continental connection dating back 3.75 billion years. Published in the journal Geology, this research uncovers a hidden chapter of Earth's crust beneath Denm...
SpaceTime Series 27 Episode 41
*The Scandinavian Connection: Born from Greenland's Ancient Crust
In a groundbreaking geological study, scientists have traced the oldest Scandinavian bedrock back to its origins in Greenland, revealing a continental connection dating back 3.75 billion years. Published in the journal Geology, this research uncovers a hidden chapter of Earth's crust beneath Denm...
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April 1, 2024 • 33 mins
The Space, Astronomy & Science Podcast.
SpaceTime Series 27 Episode 40
*Magnetic Mysteries at the Milky Way's Heart
The Event Horizon Telescope has revealed organized magnetic fields swirling at the periphery of Sagittarius A*, the supermassive black hole at the Milky Way's core. In a groundbreaking observation, astronomers have captured these fields in polarized light, finding remarkable similarities to the black hole in galaxy M...
SpaceTime Series 27 Episode 40
*Magnetic Mysteries at the Milky Way's Heart
The Event Horizon Telescope has revealed organized magnetic fields swirling at the periphery of Sagittarius A*, the supermassive black hole at the Milky Way's core. In a groundbreaking observation, astronomers have captured these fields in polarized light, finding remarkable similarities to the black hole in galaxy M...
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March 29, 2024 • 25 mins
The Space, Astronomy & Science Podcast.
SpaceTime Series 27 Episode 39
*Unveiling the Einasto Supercluster: A Cosmic Behemoth
Astronomers have unveiled one of the most massive superclusters ever observed, a colossal structure named the Einasto Supercluster. Comprising thousands of galaxies and a mass of 20 followed by 15 zeros in stars, this supercluster is a testament to the pioneering work of Jan Oort, whose 95th birthday coinci...
SpaceTime Series 27 Episode 39
*Unveiling the Einasto Supercluster: A Cosmic Behemoth
Astronomers have unveiled one of the most massive superclusters ever observed, a colossal structure named the Einasto Supercluster. Comprising thousands of galaxies and a mass of 20 followed by 15 zeros in stars, this supercluster is a testament to the pioneering work of Jan Oort, whose 95th birthday coinci...
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March 27, 2024 • 25 mins
The Space, Astronomy & Science Podcast.
SpaceTime Series 27 Episode 38
*Witnessing the Final Stages of Planetary Formation
For the first time, astronomers have captured the end of the planetary formation process, observing the dispersal of gas from a young star's circumstellar disk. The James Webb Space Telescope has provided unprecedented images of the Tchar star system, where a vast gap in its disk suggests we're witnessing the ...
SpaceTime Series 27 Episode 38
*Witnessing the Final Stages of Planetary Formation
For the first time, astronomers have captured the end of the planetary formation process, observing the dispersal of gas from a young star's circumstellar disk. The James Webb Space Telescope has provided unprecedented images of the Tchar star system, where a vast gap in its disk suggests we're witnessing the ...
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March 26, 2024 • 36 mins
The Space, Astronomy & Science Podcast.
SpaceTime Series 27 Episode 37
*Betelgeuse's Surprising Spin: A Red Supergiant's Secrets
Astronomers have been intrigued by the rapid rotation of the red supergiant star Betelgeuse, but new insights suggest its seemingly swift spin could be an illusion caused by its boiling surface. The star's dimming, once thought to herald an imminent supernova, turned out to be dust obscuring our view. Lo...
SpaceTime Series 27 Episode 37
*Betelgeuse's Surprising Spin: A Red Supergiant's Secrets
Astronomers have been intrigued by the rapid rotation of the red supergiant star Betelgeuse, but new insights suggest its seemingly swift spin could be an illusion caused by its boiling surface. The star's dimming, once thought to herald an imminent supernova, turned out to be dust obscuring our view. Lo...
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March 22, 2024 • 24 mins
The Space, Astronomy & Science Podcast.
SpaceTime Series 27 Episode 36
*The Precise Mass of Neutron Stars Unveiled
Astronomers have pinpointed the exact upper mass limit for non-rotating neutron stars, providing a critical piece to the puzzle of black hole evolution. The study, detailed in Physical Review D, reveals that the heaviest non-rotating neutron stars weigh about 2.25 solar masses. This breakthrough in nuclear physics and...
SpaceTime Series 27 Episode 36
*The Precise Mass of Neutron Stars Unveiled
Astronomers have pinpointed the exact upper mass limit for non-rotating neutron stars, providing a critical piece to the puzzle of black hole evolution. The study, detailed in Physical Review D, reveals that the heaviest non-rotating neutron stars weigh about 2.25 solar masses. This breakthrough in nuclear physics and...
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March 20, 2024 • 31 mins
The Space, Astronomy & Science Podcast.
SpaceTime Series 27 Episode 36
*Mars Unveils a Colossal Volcanic Secret
Astronomers have discovered a massive ancient volcano on Mars, hidden beneath an ice sheet in the planet's Tharsus volcanic province. This behemoth, which has eluded detection by orbiting spacecraft since 1971, could offer new insights into the Red Planet's geologic past and potential for life. The structure, tentatively...
SpaceTime Series 27 Episode 36
*Mars Unveils a Colossal Volcanic Secret
Astronomers have discovered a massive ancient volcano on Mars, hidden beneath an ice sheet in the planet's Tharsus volcanic province. This behemoth, which has eluded detection by orbiting spacecraft since 1971, could offer new insights into the Red Planet's geologic past and potential for life. The structure, tentatively...
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March 18, 2024 • 36 mins
The Space, Astronomy & Science Podcast.
SpaceTime Series 27 Episode 34
*SpaceX's Starship Tests the Limits of Spaceflight
In a breathtaking display of rocketry, SpaceX's Starship edges closer to the stars, nearly perfecting its third flight test. The behemoth of engineering, the Starship Super Heavy, roared through the Texan skies, reaching for orbital velocity. Despite a few hiccups, including the loss of both the Starship and it...
SpaceTime Series 27 Episode 34
*SpaceX's Starship Tests the Limits of Spaceflight
In a breathtaking display of rocketry, SpaceX's Starship edges closer to the stars, nearly perfecting its third flight test. The behemoth of engineering, the Starship Super Heavy, roared through the Texan skies, reaching for orbital velocity. Despite a few hiccups, including the loss of both the Starship and it...
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March 15, 2024 • 31 mins
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The Space, Astronomy & Science Podcast.
SpaceTime Series 27 Episode 33
*The Black Hole that Ripped Apart a Star
In a cosmic display of destruction, astronomers have witnessed the closest recorded incident of a star ...
The Space, Astronomy & Science Podcast.
SpaceTime Series 27 Episode 33
*The Black Hole that Ripped Apart a Star
In a cosmic display of destruction, astronomers have witnessed the closest recorded incident of a star ...
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March 13, 2024 • 26 mins
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The Space, Astronomy & Science Podcast.
SpaceTime Series 27 Episode 32
*Juno's Icy Encounter: Oxygen Production on Europa
NASA's Juno spacecraft has made a groun...
The Space, Astronomy & Science Podcast.
SpaceTime Series 27 Episode 32
*Juno's Icy Encounter: Oxygen Production on Europa
NASA's Juno spacecraft has made a groun...
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