Join host Stuart Gary for weekly explorations into Astronomy, Space, and Science News, featuring insights from 19 years on Australian Public Radio and industry ...
Mars' Ancient Beaches, Water's Early Emergence, and Voyager's Power Struggles: S28E31
SpaceTime Series 28 Episode 31The Astronomy, Space and Science News PodcastBeaches on Mars, Water's Early Emergence in the Universe, and Voyager's Power ConservationIn this episode of SpaceTime, we delve into the groundbreaking confirmation by China's Zhurong Mars rover, which has revealed that ancient ocean beaches once graced Mars' northern hemisphere. Using advanced ground-penetrating radar, scientists have discovered sedimentary structures resembling Earth's coastal deposits, suggesting that the Red Planet once harbored a significant body of water, potentially creating habitable environments for microbial life.Water's Early Role in the UniverseWe also discuss a new study indicating that water may have formed in the universe much earlier than previously thought, just 100 to 200 million years after the Big Bang. This discovery suggests that habitable planets could have begun forming before the first galaxies, with primordial supernovae playing a crucial role in producing the necessary oxygen for water molecules.Navigating Voyager's FutureAdditionally, we cover NASA's difficult decision to turn off several scientific instruments aboard the Voyager spacecraft to conserve energy and extend their missions. With Voyager 1 and 2 now over 23 and 19 light hours away from Earth, respectively, these measures are essential to prolonging the iconic spacecraft's ability to collect unique data from interstellar space.00:00 Space Time Series 28 Episode 31 for broadcast on 12 March 202500:49 Confirmation of ancient beaches on Mars06:30 Implications for Martian habitability12:15 Water's early emergence in the universe18:00 Role of supernovae in water formation22:45 Voyager spacecraft power conservation efforts27:00 Overview of the latest scientific studies30:15 Discussion on gender differences in romantic relationshipswww.spacetimewithstuartgary.comwww.bitesz.com🌏 Get Our Exclusive NordVPN deal here ➼ www.bitesz.com/nordvpn. Enjoy incredible discounts and bonuses! Plus, it’s risk-free with Nord’s 30-day money-back guarantee! ✌Check out our newest sponsor - Old Glory - Iconic Music and Sports Merch and now with official NASA merchandise. Well worth checking out...Become a supporter of this Podcast for as little as $3 per month and access commercial-free episodes plus bonuses: https://www.spacetimewithstuartgary.com/about✍️ Episode ReferencesNASAhttps://www.nasa.govProceedings of the National Academy of Scienceshttps://www.pnas.org/Nature Astronomyhttps://www.nature.com/natureastronomy/Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-space-astronomy--2458531/support.
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Orbital Shifts and Ice Ages, Starship's Explosive End, and Moon's Haunting Discoveries: S28E30
SpaceTime Series 28 Episode 30The Astronomy, Space and Science News PodcastEarth's Jessica Cycles, Starship's Latest Failure, and Lunar Landings in TroubleIn this episode of SpaceTime, we explore a groundbreaking discovery linking Earth's ice age cycles to its orbital shifts. Recent research indicates a predictable pattern for glacial and interglacial periods, suggesting the onset of the next ice age could occur in approximately 10,000 years. This insight stems from a million-year climate record that matches changes in Earth's orbit with significant climate shifts.Starship's Crash and BurnWe also discuss the latest mishap involving SpaceX's Starship, which experienced a dramatic failure just seconds before achieving orbit. The test flight ended in a spectacular explosion over the Caribbean, prompting multiple investigations into the incident. This marks the second consecutive failure for SpaceX's ambitious rocket program, raising concerns about its future, particularly in relation to NASA's Artemis lunar missions.New Developments on the MoonAdditionally, we report on the recent successful landing of Firefly Aerospace's Blue Ghost lander on the lunar surface, marking a milestone in commercial lunar exploration. However, not all lunar missions are faring well, as Intuitive Machines' IM2 lander appears to have landed on its side, echoing past failures. Meanwhile, NASA's Lunar Trailblazer has lost communication, raising further concerns about its operational status.00:00 Space Time Series 28 Episode 30 for broadcast on 10 March 202500:49 Linking Earth's ice age cycles to orbital shifts06:30 Predicting the next ice age12:15 Overview of SpaceX's Starship crash18:00 Implications for NASA's Artemis program22:45 Successful landing of Blue Ghost on the Moon27:00 Challenges faced by IM2 and Lunar Trailblazer missions30:15 Study on vaping and smoking cessationwww.spacetimewithstuartgary.comwww.bitesz.com🌏 Get Our Exclusive NordVPN deal here ➼ www.bitesz.com/nordvpn. Enjoy incredible discounts and bonuses! Plus, it’s risk-free with Nord’s 30-day money-back guarantee! ✌Check out our newest sponsor - Old Glory - Iconic Music and Sports Merch and now with official NASA merchandise. Well worth checking out...Become a supporter of this Podcast for as little as $3 per month and access commercial-free episodes plus bonuses: https://www.spacetimewithstuartgary.com/about✍️ Episode ReferencesNASAhttps://www.nasa.govJournal of the American Medical Associationhttps://jamanetwork.com/journals/jamaSciencehttps://www.sciencemag.org/Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-space-astronomy--2458531/support.
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31:45
Callisto's Ocean Secrets, Lasers Unveiling Mars' Past Life, and ISS Cleanliness Concerns: S28E29
SpaceTime Series 28 Episode 29The Astronomy, Space and Science News PodcastExploring Callisto's Ocean Potential, Laser Fossil Detection on Mars, and ISS Cleanliness ConcernsIn this episode of SpaceTime, we dive into exciting new research suggesting that Jupiter's moon Callisto may harbor a subsurface ocean, potentially making it another ocean world in our solar system. This revelation builds on data from NASA's Galileo spacecraft, which hinted at the presence of a salty liquid water ocean beneath Callisto's icy crust. Advanced modeling techniques have strengthened these claims, setting the stage for further exploration by NASA's Europa Clipper and ESA's Juice missions.Lasers on Mars: Searching for Ancient LifeWe also discuss innovative research that proposes using lasers to identify ancient microbial fossils on Mars. Scientists have successfully detected microbial fossils in gypsum on Earth, raising hopes that similar techniques could uncover evidence of past life on the Red Planet. The findings suggest that gypsum deposits on Mars could conceal traces of ancient life, preserved in mineral formations that formed when water evaporated billions of years ago.Health Implications of Sterility on the ISSAdditionally, we explore a new study indicating that the overly sterile environment of the International Space Station may be negatively impacting astronaut health. The research suggests that introducing a diverse range of microbes could potentially alleviate immune dysfunction and other health issues experienced by crew members during long missions in space.00:00 Space Time Series 28 Episode 29 for broadcast on 7 March 202500:49 New findings on Callisto's potential subsurface ocean06:30 Implications for future missions to Jupiter's moons12:15 Using lasers to detect ancient life on Mars18:00 Analysis of gypsum deposits and their significance22:45 Concerns regarding ISS cleanliness and astronaut health27:00 Overview of March's night sky and celestial events30:15 Celebrating PI Day and its significance in astronomywww.spacetimewithstuartgary.comwww.bitesz.com🌏 Get Our Exclusive NordVPN deal here ➼ www.bitesz.com/nordvpn. Enjoy incredible discounts and bonuses! Plus, it’s risk-free with Nord’s 30-day money-back guarantee! ✌Check out our newest sponsor - Old Glory - Iconic Music and Sports Merch and now with official NASA merchandise. Well worth checking out...Become a supporter of this Podcast for as little as $3 per month and access commercial-free episodes plus bonuses: https://www.spacetimewithstuartgary.com/about✍️ Episode ReferencesNASAhttps://www.nasa.govAGU Advanceshttps://agupubs.onlinelibrary.wiley.com/journal/23335784Cellhttps://www.cell.com/Frontiers in Astronomy and Space Scienceshttps://www.frontiersin.org/journals/astronomy-and-space-sciencesBecome a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-space-astronomy--2458531/support.
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Orion's Influence on Earth's Climate, Mars' Wet Past Revealed, and Europa Clipper's Journey: S28E28
The Astronomy, Space and Science News PodcastEarth's Climate Shaped by Orion, New Insights into Mars' Red Color, and NASA's Europa Clipper Mission UpdateIn this episode of SpaceTime, we explore a groundbreaking study suggesting that Earth's climate may have undergone significant changes around 14 million years ago due to our solar system's journey through the Orion star-forming region. Researchers propose that this passage may have compressed the heliosphere, increasing interstellar dust influx and potentially impacting Earth's climate and geological records.Revisiting Mars' Iconic HueWe also discuss new findings that challenge previous assumptions about why Mars is red. Recent research indicates that the planet's rusted appearance may be linked to a wetter history, with liquid water playing a crucial role in the formation of iron oxides. This revelation reshapes our understanding of Mars' habitability and environmental conditions in its ancient past.NASA's Europa Clipper MissionAdditionally, we provide an exciting update on NASA's Europa Clipper mission, which has successfully completed a close gravity assist flyby of Mars. This maneuver not only altered the spacecraft's trajectory towards Jupiter but also allowed mission managers to test its radar instrument and thermal imager, setting the stage for its upcoming encounters with the icy moon Europa.00:00 Space Time Series 28 Episode 28 for broadcast on 5 March 202500:49 Impact of the solar system's journey through Orion on Earth's climate06:30 Details on the Radcliffe Wave and its significance12:15 New insights into Mars' red color and history of water18:00 Analysis of iron oxides and implications for Martian habitability22:45 Overview of NASA's Europa Clipper mission and its flyby of Mars27:00 The importance of gravity assists in space missions30:15 Health implications of screen time on children's visionwww.spacetimewithstuartgary.comwww.bitesz.com🌏 Get Our Exclusive NordVPN deal here ➼ www.bitesz.com/nordvpn. Enjoy incredible discounts and bonuses! Plus, it’s risk-free with Nord’s 30-day money-back guarantee! ✌Check out our newest sponsor - Old Glory - Iconic Music and Sports Merch and now with official NASA merchandise. Well worth checking out...Become a supporter of this Podcast for as little as $3 per month and access commercial-free episodes plus bonuses: https://www.spacetimewithstuartgary.com/about✍️ Episode ReferencesNASAhttps://www.nasa.govNature Communicationshttps://www.nature.com/ncommsAstronomy and Astrophysicshttps://www.aanda.org/Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-space-astronomy--2458531/support.
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22:39
Asteroid 2024 YR4's Threat Averted, Martian Core Study Breakthrough, and NASA's Latest Lunar Venture: S28E27
SpaceTime Series 28 Episode 27The Astronomy, Space and Science News PodcastAsteroid 2024 YR4 Impact Risk Reduced, Insights into Mars' Core, and NASA's Lunar Mission UpdateIn this episode of SpaceTime, we bring you encouraging news about asteroid 2024 YR4, with new observations indicating that the chances of it impacting Earth have plummeted to just 0.001%. Initially flagged as a potential threat, this asteroid has been closely monitored, and the latest data from the Very Large Telescope has allowed astronomers to refine its orbit and rule out any collision risk for 2032.Exploring the Martian CoreWe also delve into a fascinating new study regarding the composition of Mars' core. Research suggests that while it may contain a liquid outer core, there could also be a solid inner core composed of iron and sulfur. This breakthrough could reshape our understanding of the Red Planet's geophysical properties and the role of lighter elements in its core.NASA's Latest Lunar MissionAdditionally, we provide an update on NASA's latest lunar mission, which has successfully launched and is heading towards the Moon's south pole. The mission features the Intuitive Machines IM2 spacecraft, equipped with the Athena lunar lander and the Lunar Trailblazer orbiter, both designed to conduct groundbreaking research and resource utilization studies on the lunar surface.00:00 Space Time Series 28 Episode 27 for broadcast on 3 March 202500:49 Update on asteroid 2024 YR4 impact probability06:30 Importance of new observations from the Very Large Telescope12:15 Insights into the Martian core composition18:00 Research on solid inner core possibilities22:45 Overview of NASA's lunar IM2 mission27:00 Archaeological discovery of an ancient Egyptian pharaoh's tomb30:15 Discussion on the cultural significance of the Skinwalker Ranch serieswww.spacetimewithstuartgary.comwww.bitesz.com🌏 Get Our Exclusive NordVPN deal here ➼ www.bitesz.com/nordvpn. Enjoy incredible discounts and bonuses! Plus, it’s risk-free with Nord’s 30-day money-back guarantee! ✌Check out our newest sponsor - Old Glory - Iconic Music and Sports Merch and now with official NASA merchandise. Well worth checking out...Become a supporter of this Podcast for as little as $3 per month and access commercial-free episodes plus bonuses: https://www.spacetimewithstuartgary.com/about✍️ Episode ReferencesNASAhttps://www.nasa.govNature Communicationshttps://www.nature.com/ncommsJournal of Geophysical Researchhttps://agupubs.onlinelibrary.wiley.com/journal/21699356Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-astronomy-science-news--2458531/support.00:00 New observations have all but completely ruled out asteroid 2024 yr, uh 4 hitting Earth00:49 New observations all but rule out asteroid 2020 yr 4 hitting Earth in 203204:23 New research suggests the Martian core may be at least partially solid09:06 NASA's latest commercial lunar Payload Services Initiative mission launches on SpaceX rocket12:48 The Prime One suite includes the Trident drill and the MSOLO spectrometer18:03 This would be the second lunar landing for intuitive machines21:22 Ocean currents may be able to withstand future global warming, study finds23:10 Archaeologists have uncovered the tomb of an ancient Egyptian pharaoh24:31 The History Channel Secret of Skinwalker Ranch is an alleged reality series
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.Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-space-astronomy--2458531/support.
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