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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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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
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 stel
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
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 t
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 in
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
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
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
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 Ph
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 u
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 r
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
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 gala
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 Ba
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 o
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
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 M
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 i
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 mi
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 Ven
Solar Superflares and Gondwana's Legacy: Unpacking Earth's Cosmic Changes
SpaceTime Series 29 Episode 113 New evidence of superflares on the Sun A new study has found that a giant sunspot observed back in 1947 had the potential to trigger a massive solar super flare. How Gondwana changes life on Planet Earth A ne
Mercury Unveiled: BepiColombo's Approach and the Planet's Volcanic History
SpaceTime Series 29 Episode 112 BepiColumbo on final approach to Mercury The BepiColumbo spacecraft Mercury Transfer Module has successfully separated from the main spacecraft, marking a major milestone in its eight year journey to the near
Cosmic Revelations: 27 New Worlds and Saturn's Mysterious Decagonal Jet
SpaceTime Series 29 Episode 111 27 new Trans Neptunian Objects discovered in the outer solar system The first ever joint observation of Trans Neptunian objects by NASA’s Hubble and Webb space telescopes has discovered 27 new worlds in the d
Lunar Mysteries and Snowball Earth: Unraveling Cosmic Enigmas
SpaceTime Series 29 Episode 110 Lunar far side rocks rewriting history A new study claims the timing and intensity of asteroid bombardment across the lunar surface declined gradually, rather than being a short, intense burst of impacts as p
Comet Births and Neptune's Secrets
SpaceTime Series 29 Episode 109 Witnessing the birth of a comet More than 5 billion kilometres from Earth, an ancient icy object is slowly awakening as a distant frozen world known as a Centaur transforming into an active comet. New mysteri
Molten Planets and Solar Storms: Unveiling Cosmic Wonders
SpaceTime Series 29 Episode 108 Discovery of a new class of molten planet Astronomers have discovered a new type of molten planet beyond our Solar System. The mother of all solar storms New evidence in tree ring records is showing scientist
Dark Matter Signals and Lunar Origins: Exploring the Universe's Mysteries
SpaceTime Series 29 Episode 107 Have scientists glimpsed a hint of dark matter A new analysis from the LUX-ZEPLIN experiment has recorded a particle interaction that scientists are having great difficulty explaining. A new scenario describi
Discovering Blazars and SpaceX's New Spaceport
SpaceTime Series 29 Episode 106 The most distant Blazar ever seen Astronomers have detected the most distant blazar ever recorded. The blazar -- catalogued as OP 313 was detected some 8 billion light years away. Did the motion of an ocean c
Martian Waters and Cosmic Secrets: Unravelling Mars' Ancient Liquid History
SpaceTime Series 29 Episode 105 More evidence Mars once had liquid water More than 20 years after NASA's Mars Spirit rover landed on the red planet scientists have uncovered new evidence that suggests liquid water – essential for life as we
Martian Mysteries and Stellar Journeys: Unveiling the Red Planet's Thermal Anomaly
SpaceTime Series 29 Episode 104 Strange anomaly discovered below the Martian south pole Astronomers have discovered a strange thermal asymmetry deep beneath the surface of the Martian southern hemisphere. Starship bound for home Starship 40
