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SpaceTime with Stuart Gary

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.

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Episodes 63

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S29 · E136
Friday · 24 min
Milky Way’s Hidden Neighbours Come Into View with Rubin Observatory
Friday SpaceTime 20261113 Series 29 Episode 136 The Milky Way galaxy’s new neighbours Astronomers have discovered two previously hidden companions of our Milky Way galaxy. Moving a step closer to the Zeptoverse After a search lasting some 42 years...
- Transcript
S29 · E135
Wednesday · 20 min
Sagittarius A*’s Stellar Graveyard Reveals a Metal-Rich Black Hole Neighbourhood
Wednesday SpaceTime 20261111 Series 29 Episode 135 A stellar grave yard at the heart of the Milky Way A new study has shown that the gas orbiting the black hole at the centre of our galaxy is rich in metals from the corpses of dead and dying stars....
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S29 · E134
Monday · 20 min
Mars May Still Be Volcanically Active, New Evidence Suggests
Monday SpaceTime 20261109 Series 29 Episode 134 Growing hints of volcanic activity on Mars The European Space Agency’s ExoMars Trace Gas Orbiter has detected signs of volcanic activity on the red planet. NASA’s Swift Space Telescope destroyed NASA’s...
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S29 · E133
November 6 · 35 min
Betelgeuse’s Hidden Companion Is Stirring the Red Supergiant’s Atmosphere
Friday SpaceTime 20261106 Series 29 Episode 133 Mysterious disturbances from Betelgeuse Astronomers have detected strange happenings on the mysterious companion star that lurks in the shadows of Betelgeuse. Solving the mystery of the Orion Nebula...
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S29 · E132
November 4 · 17 min
Gamma-Ray Afterglow Hints at a Hidden Stellar Monster
Wednesday SpaceTime 20261104 Series 29 Episode 132 A cosmic blast’s dazzling glow hints at a monster in hiding Astronomers say a seemingly ordinary flash of gamma rays followed by an unusually bright afterglow is pointing to a powerful stellar...
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S29 · E131
November 2 · 28 min
New Dwarf Planet Beyond Pluto Could Be Among the Kuiper Belt’s Largest
Monday SpaceTime 20261102 Series 29 Episode 131 New dwarf planet discovered beyond Pluto Astronomers have discovered a new dwarf planet in the outer reaches of the Solar System, beyond the orbit of Pluto. Planetary Defence Mission sees its target for...
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S29 · E130
October 30 · 25 min
Lunar Oasis: ESA Plans a Moon Base for Long-Term Science
Friday SpaceTime 20261030 Series 29 Episode 130 Europe’s plans for an OASIS on the Moon The European Space Agency is looking at developing its own moon base facility that would supply energy, communications, data handling and logistics on the lunar...
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S29 · E129
October 28 · 15 min
Martian Rift: New Evidence Shows Valles Marineris Is Still Active
Wednesday SpaceTime 20261028 Series 29 Episode 129 Giant Valles Marineris canyon still tectonically active A new study claims the solar system’s largest canyon Valles Marineris is still active and reshaping the red planet Mars today. Our incredibly...
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S29 · E128
October 26 · 36 min
Antimatter Achievement: Scientists Successfully Trap Positrons for Months
Monday SpaceTime 20261026 Series 29 Episode 128 Scientists trap and tame a single particle of antimatter for months Physicists have successfully trapped an antimatter particle called a positron in an experiment that helps set the stage for one of the...
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S29 · E127
October 23 · 17 min
Martian Milestone: Perseverance Breaks Distance Record on the Red Planet
Friday SpaceTime 20261023 Series 29 Episode 127 NASA’s Perseverance Rover sets a new record NASA’s Mars Perseverance Rover has just set a new record for travelling the greatest distance ever achieved on another world. NASA’s SunRISE mission to...
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S29 · E126
October 21 · 23 min
Cosmic Colour: The Discovery of the Universe's First Ghostly Green Star
Wednesday SpaceTime 20261021 Series 29 Episode 126 The first star in the universe that glows ghostly green Astronomers have discovered the first star in the universe that glows ghostly green. The star is a white dwarf located some 284 light-years...
- Transcript
S29 · E125
October 19 · 22 min
Phobos Frontier: Japan's Groundbreaking Mission to Mars' Mysterious Moon
Monday SpaceTime 20261019 Series 29 Episode 125 Sample return mission to the Martian moon Phobos Japan’s Martian Moons eXploration mission is slated to launch today on the first ever sample return mission to the red planet’s largest moon Phobos. The...
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S29 · E124
October 16 · 22 min
Dark Matter Dilemma: New Insights from the Bullet Cluster and Beyond
Friday SpaceTime 20261016 Series 29 Episode 124 Is dark matter real A new study has raised more questions about the existence of a mysterious substance called Dark Matter which is hypothesized to make up some 80 percent of the mass of the universe....
- Transcript
S29 · E123
October 14 · 24 min
Surf's Up on Titan: Unveiling Waves on Saturn's Mysterious Moon
Wednesday SpaceTime 20261014 Series 29 Episode 123 Surfs up on the Saturnian moon Titan A new study suggests lakes and seas on the Saturnian moon Titan could produce a three metre surf under the right conditions. How planet Earth rock and rolls on its...
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S29 · E122
October 12 · 26 min
Dark Dimensions and Ancient Black Holes: Unraveling the Mysteries of Dark Matter
Monday SpaceTime 20261012 Series 29 Episode 122 How ancient black holes and a hidden fifth dimension could explain dark matter A new study claims an ancient hypothetical type of black hole and a hidden fifth dimension of spacetime may help explain...
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S29 · E121
October 9 · 21 min
Hidden Wonders: Discovering the Mysterious Garo 04 Star Cluster
Friday SpaceTime 20261009 Series 29 Episode 121 The mysterious star cluster discovered hidden deep in Milky Way's disk Astronomers have discovered a strange star cluster hidden in the crowded galactic plane disk region of the Milky Way galaxy some...
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S29 · E120
October 9 · 29 min
Building the Future: NASA's Ambitious Plans for a Moon Base
Wednesday SpaceTime 20261007 Series 29 Episode 120 NASA adds new science investigations for Moon Base NASA has added payload suites for three new lunar scientific investigations as part of efforts paving the way for humanity’s first Moon Base. The...
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S29 · E119
October 9 · 34 min
Starship Test Flight 14 Achieves Orbit
Monday SpaceTime 20261005 Series 29 Episode 119 Starship test flight 14 achieves orbit The world’s largest and most powerful rocket SpaceX’s Starship superheavy has successfully achieved orbital insertion during its latest test flight out of Texas....
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S29 · E118
October 7 · 36 min
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...
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S29 · E117
October 7 · 36 min
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...
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