Episodes

  • Martian Superstorms and Lunar Tectonics: Unraveling Cosmic Secrets

    Martian Superstorms and Lunar Tectonics: Unraveling Cosmic Secrets
    Mar 11 2026
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    SpaceTime Series 29 Episode 30 *Solar superstorm hits the red planet Over the past few years planet Earth has been slammed by a series of violent solar storms erupting from the Sun as it transitioned through solar max the climax of its eleven year solar cycle. But what happens when these same storms hit Mars? *Recent tectonic activity discovered on the Moon Scientists have produced the first global map and analysis of small mare ridges seen on the surface of the Moon. *Repair work underway on NASA’s Artemis II manned Moon rocket Work is continuing to repair NASA’s Artemis II rocket as mission managers prepare to return humans to lunar orbit for the first time in over 50 years. *The Science Report Kids who consume more ultra-processed foods more likely to have issues with behaviour and emotions. New clues about how primates – including humans – evolved. New hope for banana lovers as the threat of Panama disease continues to challenge the Cavendish variety. Alex on Tech new MacBook Neo.

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    28 mins
  • Barred Spiral Discoveries and Spirit's Final Mission: A Cosmic Journey Unfolds

    Barred Spiral Discoveries and Spirit's Final Mission: A Cosmic Journey Unfolds
    Mar 10 2026
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    SpaceTime Series 29 Episode 29 *Earliest known barred spiral galaxy Our Milky Way galaxy is known as a barred spiral, and debate continues on exactly how the bar section at the heart of these types of galaxies form and evolve. Now astronomers have discovered one of the earliest barred spiral galaxies ever seen. *Australia's SpIRIT satellite mission comes to an end After more than 25 months of successful operations in space, the University of Melbourne’s SpIRIT satellite mission has come to an end. *International Space Station to remain in orbit an additional two years International Space Station is now expected to remain in orbit for an additional two years extending its operational life to 2032. *The Science Report Climate is likely to see neutral El Ni?o/La Ni?a conditions until at least the middle of the year. New research into the mating habits between Neanderthals and modern human. The diverse range of foods eaten across Europe thousands of years ago. Skeptics guide to claims smoking cures cancer.

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    28 mins
  • Uranian Auroras and Planetary Defense: Unveiling Cosmic Mysteries

    Uranian Auroras and Planetary Defense: Unveiling Cosmic Mysteries
    Mar 6 2026
    SpaceTime with Stuart Gary - Series 29 Episode 28
    In 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 Atmosphere
    A 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 detailed mapping, reported in Geophysical Research Letters, shows emissions from molecules located up to 5,000 kilometers above the cloud tops, confirming a cooling trend over the past 30 years. The research highlights the complex dynamics of Uranus's magnetosphere, which is tilted and offset, leading to unique auroral patterns unlike any other planet in our solar system.
    ESA's Fly Eye Telescope for Planetary Defense
    The European Space Agency is developing the Fly Eye Telescope, designed to detect Near Earth Objects (NEOs) that could pose a threat to Earth. Inspired by the compound eye of insects, this innovative telescope uses a unique design to scan vast areas of the sky efficiently, identifying potential impact risks. With plans for a network of these telescopes, ESA aims to enhance our capability to monitor and mitigate the dangers posed by asteroids and comets.
    Nasa's Scathing Robert on Boeing's Starliner
    NASA has released a critical report detailing the failures of Boeing's CST-100 Starliner spacecraft, highlighting engineering vulnerabilities and internal mistakes that jeopardized crew safety. The investigation found Starliner less reliable for crew survival compared to other manned spacecraft, leading to a recommendation that no further crewed flights occur until all technical issues are resolved. The report underscores the need for stringent oversight in space missions to ensure astronaut safety.
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    ✍️ Episode References
    Geophysical Research Letters
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    21 mins
  • Supernova Countdown and Auroral Insights: The Cosmic Show Ahead

    Supernova Countdown and Auroral Insights: The Cosmic Show Ahead
    Mar 4 2026
    SpaceTime with Stuart Gary Gary - Series 29 Episode 27
    In 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 Horizon
    Astronomers 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 layers and transitioning toward its explosive end. With a luminosity 282,000 times that of the sun and an estimated size 1,500 times greater, WOHG 64's dramatic evolution raises questions about the lifecycle of massive stars and the nature of supernovae.
    Nasa's CINEMA Mission to Study Auroras
    NASA is set to launch the CINEMA mission in 2030, aiming to unravel the mysteries of Earth's auroras and the role of the magnetotail in their formation. This innovative mission will consist of nine small satellites designed to gather data on the dynamics of auroral activity and the magnetosphere. By combining particle measurements and imaging, CINEMA will provide insights into auroral substorms and their connection to explosive magnetic events, enhancing our understanding of space weather and its impact on technology.
    Artemis 2 Mission Delayed
    NASA has rolled back the Artemis 2 moon rocket into the vehicle assembly building due to issues with the helium system, further delaying the mission aimed at returning humans to lunar orbit for the first time in over 50 years. This rollback follows earlier delays related to the liquid hydrogen fuel system and other minor technical issues. With the crewed mission now facing additional setbacks, NASA continues to work diligently to ensure a successful launch.
    www.spacetimewithstuartgary.com
    ✍️ Episode References
    Nature Astronomy, PLOS ONE
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    26 mins
  • Lunar Delays and Hypersonic Breakthroughs: Exploring the Depths of Space

    Lunar Delays and Hypersonic Breakthroughs: Exploring the Depths of Space
    Mar 2 2026
    SpaceTime with Stuart Gary Gary - Series 29 Episode 26
    In 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 Delayed
    NASA 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 Earth orbit instead of conducting a lunar landing. NASA officials emphasize the need for a methodical approach to ensure the safety and success of future missions, including critical tests of lunar landers from SpaceX and Blue Origin. This strategic shift aims to facilitate at least one major lunar landing annually starting in 2028.
    Successful Hypersonic Test Flight
    An Australian scramjet has achieved a successful test flight, propelling the Dart hypersonic aircraft to speeds exceeding five times the speed of sound. This milestone underscores the potential of scramjet technology, which utilizes a unique engine design without moving parts to achieve hypersonic speeds. The successful mission, launched from Rocket Lab’s Wallops Island facility, marks a significant step toward developing autonomous hypersonic vehicles capable of sustained flight and could pave the way for future space travel advancements.
    Revealing the Milky Justin's Chemistry
    Astronomers have captured the largest and most detailed image of the central region of the Milky Way galaxy, unveiling a complex network of filaments and cosmic gas. This groundbreaking observation, made possible by the Atacama Large Millimeter/submillimeter Array (ALMA), provides unprecedented insights into the processes of star formation in the galactic center. The study reveals the intricate chemistry of the central molecular zone, detecting various molecules and enhancing our understanding of star formation in extreme environments.
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    ✍️ Episode References
    Scientific Reports, Monthly Notices of the Royal Astronomical Society
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    27 mins
  • Martian Gullies and Inside-Out Planets: Discoveries from the Cosmos

    Martian Gullies and Inside-Out Planets: Discoveries from the Cosmos
    Feb 27 2026
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    SpaceTime with Stuart Gary Gary - Series 29 Episode 25
    In 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 Explained
    Scientists have made significant strides in understanding the enigmatic gullies on Mars, previously thought to be shaped by unknown forces. A new study published in Geophysical Research Letters reveals that blocks of frozen carbon dioxide are the culprits behind these formations. When the Martian winter sets in, CO2 ice accumulates and, upon warming, sublimates, creating gas pressure that carves deep gullies in the Martian surface. This groundbreaking phenomenon, likened to the sandworms of Dune, showcases a unique geological process not observed on Earth.
    Inside-Out Planetary System Discovery
    Astronomers have identified a remarkable new planetary system, catalogued as LHS 1903, that defies conventional models of planetary formation. Unlike our solar system, which features rocky planets close to the star and gas giants further out, LHS 1903 has a small rocky planet orbiting outside of two gas giants. This discovery, detailed in Science, suggests that this rocky world may have formed in a gas-depleted environment, challenging existing theories about how planets evolve and raising questions about the nature of planetary systems.
    Europe's Powerful Rocket Launch
    The European Space Agency has successfully launched the Ariane 64, its most powerful rocket to date, from the Kourou Spaceport in French Guiana. This inaugural mission, VA267, carried 32 satellites into orbit for Amazon's LEO network, marking a significant milestone as the largest number of satellites ever launched by an Ariane rocket. With plans for an average of 10 launches per year, the Ariane 64 is set to play a crucial role in the future of satellite deployment.
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    ✍️ Episode References
    Geophysical Research Letters, Science
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    38 mins
  • The Birth of a Black Hole and Mars' New Navigation

    The Birth of a Black Hole and Mars' New Navigation
    Feb 26 2026
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    SpaceTime with Stuart Gary Gary - Series 29 Episode 24
    In this episode of SpaceTime, we uncover astonishing discoveries about the birth of black holes, a revolutionary Martian navigation system, and the arrival of NASA's SpaceX Crew 12 at the International Space Station.
    The Birth of a Black Hole: A New Perspective
    Astronomers have made a groundbreaking discovery by observing a star in the Andromeda Galaxy collapsing into a black hole without the expected supernova explosion. The star, catalogued as M31 2014 DS1, was seen glowing brightly in infrared light before fading away, leaving behind a dust shell. This event, which had been anticipated for decades, suggests that massive stars may collapse directly into black holes, challenging long-held assumptions about stellar deaths. The findings, published in the journal Science, provide new insights into the processes that govern black hole formation and indicate that such direct collapses may be more common than previously thought.
    NASA's New Martian Navigation System
    NASA has introduced an innovative navigation system for its Perseverance rover, allowing it to determine its location on Mars with remarkable precision—within 25 centimeters. The new technology, called Mars Global Localization, enables the rover to autonomously compare panoramic images with orbital terrain maps, eliminating the need for Earth-based assistance. This advancement significantly enhances the rover's ability to explore the Martian surface independently, paving the way for more extensive scientific investigations.
    SpaceX Crew 12 Arrives at the ISS
    NASA's SpaceX Crew 12 has successfully docked with the International Space Station, restoring the crew complement to seven members. The mission includes a diverse crew of two Americans, a Russian, and a French astronaut, who will conduct approximately 250 scientific experiments in orbit. Additionally, NASA has approved a sixth private mission to the ISS, slated for next year, which aims to support new research initiatives and infrastructure development for future human spaceflight missions.
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    ✍️ Episode References
    Journal Science, NASA Reports
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    23 mins
  • Dark Matter Galaxies and Artemis Delays: Unraveling the Secrets of the Cosmos

    Dark Matter Galaxies and Artemis Delays: Unraveling the Secrets of the Cosmos
    Feb 24 2026
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    SpaceTime with Stuart Gary Gary - Series 29 Episode 23
    In 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 scramjet.
    A Dark Matter Galaxy Unveiled
    Astronomers have identified an almost invisible galaxy, catalogued as CDG2, located in the Perseus galaxy cluster approximately 300 million light years away. This galaxy is believed to be composed of about 99% dark matter, making it one of the most dark matter-dominated galaxies ever detected. The findings, published in Astrophysical Research Letters, reveal that dark matter constitutes roughly 80% of the universe's total matter, and CDG2's faint presence was confirmed through observations of its globular clusters using NASA's Hubble Space Telescope and the European Space Agency's Euclid Space Observatory.
    Artemis 2 Mission Delayed Again
    NASA has announced another delay for the Artemis 2 mission, which aims to return humans to lunar orbit for the first time in over 50 years. A helium leak discovered in the Space Launch System (SLS) rocket's upper stage has prompted the agency to roll back the launch vehicle to the vehicle assembly building for repairs. This setback eliminates the potential for a March launch, with the next available windows opening in early April. The Artemis 2 mission will carry a crew of four on a 10-day journey to the Moon, including critical system tests and satellite deployments.
    Australia's Hypersonic Scramjet Launch Imminent
    An Australian company is set to test its new hypersonic scramjet-powered aircraft, the Dart AE, before the end of the month. This innovative vehicle will utilize a 3D printed Spartan Scramjet engine, designed to operate at speeds exceeding Mach 5 with liquid hydrogen fuel. The mission, codenamed Cassowary Vex, will launch aboard a Rocket Lab electron rocket and aims to validate the scramjet propulsion system under real hypersonic flight conditions while producing zero carbon emissions.
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    ✍️ Episode References
    Astrophysical Research Letters
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    27 mins