SpaceTime with Stuart Gary

By: Stuart Gary
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  • Summary

  • 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.
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Astronomy Nature & Ecology
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Episodes
  • Galactic Giants, Ancient Microbes, and Vulcan's Triumphant Flight

    Galactic Giants, Ancient Microbes, and Vulcan's Triumphant Flight
    Oct 14 2024
    SpaceTime Series 27 Episode 124
    *Galaxies: Bigger Than We Ever Imagined
    Recent findings suggest that galaxies are far larger than previously thought, with gaseous halos extending much further into intergalactic space. This study, published in Nature Astronomy, focuses on the circumgalactic medium of a starburst galaxy 270 million light-years away. These halos, accounting for about 70% of a galaxy's mass excluding dark matter, may already be interacting with neighboring galaxies like Andromeda and the Milky Way. The research offers fresh insights into galaxy evolution, gas cycling, and the cosmic web.
    *Ancient Microbes Found in Billion-Year-Old Rocks
    Scientists have discovered living microbes in 2 billion-year-old rocks from South Africa's Bushveld Igneous Complex. This groundbreaking find, published in Microbial Ecology, represents the oldest known living microorganisms. The study utilized advanced imaging techniques to confirm the microbes were native to the ancient rock, offering a glimpse into early life on Earth and potential clues for extraterrestrial life on Mars.
    *Vulcan Centaur Rocket's Successful Launch
    The United Launch Alliance's new Vulcan Centaur rocket overcame a faulty booster to successfully place its payload into orbit. Despite the anomaly, the mission proceeded from Cape Canaveral, marking an important step towards using Vulcan for high-priority payloads. This launch follows Vulcan's maiden voyage and highlights the transition from older Atlas V and Delta IV rockets.
    The Science Report
    00:00:00 - This is spacetime series 27, episode 124 for broadcast on the 14 October 2024
    00:00:48 - New study finds that galaxies are much larger than previously thought
    00:06:25 - Galaxy is 270 million light years away and is a star bursting galaxy
    00:17:18 - United Launch Alliance's Vulcan rocket has overcome a faulty strap on booster
    00:22:12 - The 2024 Nobel Prizes for Science were awarded this week
    00:24:56 - A new study finds two diametrically opposed personalities enjoy magic the most
    www.spacetimewithstuartgary.com
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    30 mins
  • Earth's Core Mystery, Moon's Origin Debate, and Charon's Icy Secrets

    Earth's Core Mystery, Moon's Origin Debate, and Charon's Icy Secrets
    Oct 11 2024
    SpaceTime Series 27 Episode 123
    *Discovery of a New Region within the Earth's Core
    Scientists have uncovered a doughnut-shaped region within Earth's molten liquid outer core, located at low latitudes parallel to the equator. This torus-like zone was detected due to seismic waves travelling slower through this area compared to the rest of the liquid outer core. The discovery, published in Science Advances, suggests that this region could be several hundred kilometres thick and contains a high concentration of light chemical elements, which may be affecting the seismic wave speeds. The findings provide new insights into the Earth's magnetic field and its potential future changes.
    *Fresh Questions about the True Origins of the Earth's Moon
    A new hypothesis challenges the widely accepted giant impact theory of the Moon's formation. The study proposes that the Moon was captured during a close encounter between the young Earth and a separate terrestrial binary planetary system. This theory could explain the Moon's current orbital plane, more aligned with the sun's ecliptic than Earth's equator. The study opens the door to further exploration of the Moon's origins, especially considering its chemical similarities to Earth.
    *New Study Reveals More Secrets about Pluto's Binary Partner, Charon
    NASA's Webb Space Telescope has revealed that Charon, Pluto's binary partner, has significant reserves of carbon dioxide and hydrogen peroxide on its surface. The carbon dioxide ice forms a thin veneer over a water ice-rich subsurface. The study, published in Nature Communications, suggests that the carbon dioxide was likely stored beneath the surface until exposed by impacts, while hydrogen peroxide results from radiation breaking apart water ice. These findings add to the understanding of Charon's chemical composition and its geological history.
    00:00:00 - This is spacetime series 27, episode 123 for broadcast on 11 October 2024
    00:00:46 - Scientists have detected a new doughnut shaped region within the Earth's molten liquid core
    00:12:31 - A new study has come up with a different hypothesis to explain the origin of the moon
    00:17:46 - NASA's Webb Space Telescope reveals vast reserves of carbon dioxide on Pluto's surface
    00:21:19 - People with type two diabetes who sleep short may develop microvascular disease
    00:24:23 - Movie producers claim they've accidentally captured footage of a lake monster
    00:27:23 - Spacetime is available every Monday, Wednesday and Friday through various podcasting platforms
    www.spacetimewithstuartgary.com
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    🌏 Get Our Exclusive NordVPN deal here ➼ www.bitesz.com/nordvpn. The discount and bonuses are incredible! And it’s risk-free with Nord’s 30-day money-back guarantee! ✌
    Check out our newest sponsor - Old Glory - Iconic Music and Sports Merch. Well worth a look....
    Become a supporter of this podcast and access commercial-free episodes plus bonuses: https://www.spreaker.com/podcast/spacetime-with-stuart-gary--2458531/support.
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    29 mins
  • Solar Flare Frenzy, Ceres' Oceanic Past, and Europa Clipper's Epic Launch

    Solar Flare Frenzy, Ceres' Oceanic Past, and Europa Clipper's Epic Launch
    Oct 9 2024
    SpaceTime Series 27 Episode 122
    *The Sun's Most Powerful Solar Flare in Over a Decade
    The Sun has unleashed its most powerful solar flare in more than a decade, with a spectacular X9.1 class event. This massive solar flare, part of a pair that erupted just two days apart, was detected by NASA’s Solar Dynamics Observatory. The event sparked strong G3 class geomagnetic storms, causing auroral activity to reach mid-latitudes and triggering deep shortwave radio blackouts. Solar flares, like this one, can have significant impacts on Earth's atmosphere, communications, and power grids.
    *Ceres: A Former Ocean World?
    New research suggests that the dwarf planet Ceres may have once been an ocean world. The study, published in Nature Astronomy, indicates that Ceres has a dirty icy crust, suggesting a past filled with muddy oceans. Computer simulations reveal that the crust may contain up to 90% ice, challenging previous assumptions of a drier Ceres. The findings are based on data from NASA’s Dawn mission, which observed surface features like volcanoes and glaciers.
    *NASA's Europa Clipper Mission
    NASA’s Europa Clipper mission is set for launch to explore Jupiter's ice-covered moon, Europa. The mission aims to investigate the moon's potential for life, with a suite of nine scientific instruments on board. These tools will study Europa's icy crust, subsurface ocean, and surface composition. The spacecraft will perform 49 flybys of Europa, gathering data to help scientists understand the moon’s habitability and its potential for hosting life.
    00:00:00 - The sun unleashes its most powerful solar flare in more than a decade
    00:00:27 - The sun has just emitted its most powerful solar flare in more than a decade
    00:04:35 - New study claims dwarf planet Ceres may once have been an ocean world
    00:14:34 - NASA's Europa Clipper mission is looking for life on icy moon Europa
    00:19:58 - New figures show 47,000 people suffered heat related deaths across Europe last year
    00:22:33 - Microsoft will release a new update for Windows 11 next month with AI features
    00:25:46 - Outlook reminds you you haven't added your attachment yet
    00:26:56 - Spacetime is available every Monday, Wednesday and Friday through various podcast providers
    www.spacetimewithstuartgary.com
    www.bitesz.com
    🌏 Get Our Exclusive NordVPN deal here ➼ www.bitesz.com/nordvpn. The discount and bonuses are incredible! And it’s risk-free with Nord’s 30-day money-back guarantee! ✌
    Check out our newest sponsor - Old Glory - Iconic Music and Sports Merch. Well worth a look....
    Become a supporter of this podcast and access commercial-free episodes plus bonuses: https://www.spreaker.com/podcast/spacetime-with-stuart-gary--2458531/support.
    Show More Show Less
    29 mins

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