Space News Today

Asteroid 2024 YR4 Threat, Lunar Canyon Formation, and NASA Astronauts’ Early Homecoming: S28E24

SpaceTime Series 28 Episode 24 The Astronomy, Space and Science News Podcast Asteroid Impact Odds, Lunar Grand Canyons, and NASA's Stranded Astronauts In this episode of SpaceTime, we discuss the alarming increase in the odds of asteroid 2024 YR4 impacting Earth, now estimated at 3.1% for December 22, 2032. This asteroid, measuring between 40 to 90 meters, poses a significant threat, and we delve into the implications of planetary defense strategies that could be employed to mitigate this risk. The Origins of the Moon's Grand Canyons We also explore new research that suggests the Moon's massive canyons, Vallis Schrodinger and Valles Plank, were carved out by asteroid impacts in a mere 10 minutes. This groundbreaking study provides insights into the Moon's geological history and will have important implications for future lunar missions, particularly the upcoming Artemis program. NASA's Stranded Astronauts Additionally, we cover the latest developments regarding NASA astronauts Sunita Williams and Butch Wiltmore, who have been stranded aboard the International Space Station since June 2024. With the potential for an earlier return home due to a change in SpaceX's Crew 10 mission schedule, we discuss the challenges they faced during their extended stay in orbit. 00:00 Space Time Series 28 Episode 24 for broadcast on 24 February 2025 00:49 Increased odds of asteroid 2024 YR4 impact 06:30 Implications for planetary defense strategies 12:15 The formation of lunar canyons from asteroid impacts 18:00 Insights from the Schrodinger impact basin study 22:45 NASA astronauts' potential early return to Earth 27:00 Overview of La Nina's arrival in the eastern Pacific 30:15 The implications of losing the sense of taste www.spacetimewithstuartgary.com (https://www.spacetimewithstuartgary.com/) www.bitesz.com (https://www.bitesz.com/) 🌏 Get Our Exclusive NordVPN deal here ➼ www.bitesz.com/nordvpn (https://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. (https://www.bitesz.com/oldglory) 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 (https://www.spacetimewithstuartgary.com/about) ✍️ Episode References NASA https://www.nasa.gov (https://www.nasa.gov/) Nature Communications https://www.nature.com/ncomms (https://www.nature.com/ncomms) / NOAA https://www.noaa.gov (https://www.noaa.gov/) Journal of the American Medical Association https://jamanetwork.com/journals/jama (https://jamanetwork.com/journals/jama) Journal of Vertebrate Paleontology https://www.journals.uchicago.edu/journals/jvp (https://www.journals.uchicago.edu/journals/jvp) Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-astronomy-science-news--2458531/support (https://www.spreaker.com/podcast/spacetime-astronomy-science-news--2458531/support?utm_source=rss&utm_medium=rss&utm_campaign=rss) . Episode link: https://play.headliner.app/episode/25758379?utm_source=youtube

Space Force Secrets, Stellar Speedsters, and Cosmic Communication: S04E47

Astronomy Daily - The Podcast: S04E47 In this episode of Astronomy Daily, host Steve Dunkley welcomes you to another thrilling exploration of the cosmos, featuring the latest updates from the world of astronomy and space science. From the mysterious Space Force spaceplane to the discovery of a fast-moving star, this episode is packed with intriguing stories that will leave you eager for more cosmic knowledge. Highlights: - Space Force's X37B Spaceplane: Get a rare glimpse of the US Space Force's shadowy X37B spaceplane, which has been orbiting Earth for over a year. We discuss the recent photo released by the Space Force, showcasing the vehicle's solar panels and open payload bay, along with the mission's objectives and its new aerobraking maneuver. - Asteroid 2024 YR4 Update: Hear the latest on asteroid 2024 YR4, which has sparked rumors of potential destruction in 2032. Thankfully, updated calculations show an extremely low probability of impact with Earth, while its chances of colliding with the Moon have slightly increased. - SpaceX's Static Fire Test: Dive into the details of SpaceX's recent long-duration static fire test of Ship 34, which lasted nearly a minute. We explore the implications of this test for future launches and the ongoing modifications to the spacecraft following previous anomalies. - Fast-Moving Star Discovery: Discover an astonishing new find: a small, fast-moving star racing through the center of our galaxy, possibly with a planet in orbit. This star is estimated to be traveling at an incredible speed of 1.2 million miles per hour, making it a candidate for the fastest known exoplanet system. - The Science of 21 Centimeter Radiation: Learn about the significance of 21 centimeter radiation in the search for extraterrestrial life. This fundamental frequency, linked to hydrogen atoms, is considered a universal calling card for potential communication with intelligent civilizations across the cosmos. For more cosmic updates, visit our website at astronomydaily.io (http://www.astronomydaily.io/) . Join our community on social media by searching for #AstroDailyPod on Facebook, X, YouTubeMusic, and TikTok. Don't forget to subscribe to the podcast on Apple Podcasts, Spotify, iHeartRadio, or wherever you get your podcasts. Thank you for tuning in. This is Steve signing off. Until next time, keep looking up and stay curious about the wonders of our universe. 00:00 - Welcome back to Astronomy Daily 01:05 - Space Force's X37B spaceplane update 07:30 - Asteroid 2024 YR4 risk assessment 12:15 - SpaceX's static fire test of Ship 34 18:00 - Discovery of fast-moving star 22:30 - The significance of 21 centimeter radiation 27:00 - Conclusion and upcoming content ✍️ Episode References X37B Spaceplane Insights [Space Force]( https://www.spaceforce.mil (https://www.spaceforce.mil/) ) Asteroid 2024 YR4 Information [NASA NEO]( https://www.nasa.gov/neo (https://www.nasa.gov/neo) ) SpaceX Ship 34 Updates [SpaceX]( https://www.spacex.com (https://www.spacex.com/) ) Fast-Moving Star Discovery [NASA Goddard]( https://www.nasa.gov/goddard (https://www.nasa.gov/goddard) ) 21 Centimeter Radiation Research [NASA]( https://www.nasa.gov (https://www.nasa.gov/) ) Astronomy Daily [Astronomy Daily]( http://www.astronomydaily.io (http://www.astronomydaily.io/) ) Become a supporter of this podcast: https://www.spreaker.com/podcast/astronomy-daily-space-news-discoveries--5648921/support (https://www.spreaker.com/podcast/astronomy-daily-space-news-discoveries--5648921/support) . Episode link: https://play.headliner.app/episode/25745852?utm_source=youtube

Black Holes, Light Speed & Oceanic Exoplanets: #498 - Diving Deep into Your Space Queries |...

This episode of Space Nuts is brought to you with the support of Incogni. If online privacy matters to you, then you need Incogni. To take advantage of our special 60% off special offer for the Space Nuts family, simply visit www.incogni.com/spacenuts (https://www.incogni.com/spacenuts) Space Nuts Episode 498: Reflections in Space, Holographic Theories, and Liquid Planets Join Andrew Dunkley and Professor Jonti Horner in this engaging Q&A edition of Space Nuts, where they tackle some of the most thought-provoking questions from our listeners. From the possibility of seeing our own reflection in space to the intriguing theory of a holographic universe, and the concept of entirely liquid exoplanets, this episode is packed with fascinating insights that will expand your understanding of the cosmos. Episode Highlights: - Seeing Our Reflection in Space: Tony's question sparks a discussion on the challenges of capturing a reflected image of the Milky Way galaxy. Jonti explains the complexities of gravitational lensing and how light behaves in the presence of massive objects, revealing why a clear reflection is beyond reach. - The Holographic Universe: Charles asks about the theory that suggests we might live in a holographic universe. Andrew and Jonti delve into the philosophical implications of this theory, touching on string theory and the nature of reality, while pondering the boundaries between science and philosophy. - Black Holes and Light: David's inquiry leads to an exploration of light's behavior around black holes. The duo discusses whether a black hole can accelerate light beyond its speed, clarifying the fundamental principles of light speed and gravitational effects. - Liquid Exoplanets: Duncan raises the intriguing possibility of an entirely liquid exoplanet. Jonti shares insights into the conditions necessary for such a planet to exist, the role of atmospheric pressure, and how it relates to the formation of planets in our universe. For more Space Nuts, including our continually updating newsfeed and to listen to all our episodes, visit our website. (https://www.spacenutspodcast.com/) Follow us on social media at SpaceNutsPod on Facebook, X, YouTube Music Music, Tumblr, Instagram, and TikTok. We love engaging with our community, so be sure to drop us a message or comment on your favorite platform. If you'd like to help support Space Nuts and join our growing family of insiders for commercial-free episodes and more, visit spacenutspodcast.com/about (https://www.spacenutspodcast.com/about) Stay curious, keep looking up, and join us next time for more stellar insights and cosmic wonders. Until then, clear skies and happy stargazing. 00:00 - Introduction to the episode and topics 02:15 - Discussion on seeing our reflection in space 10:30 - Exploring the holographic universe theory 18:00 - Insights into black holes and light behavior 26:45 - The concept of entirely liquid exoplanets 30:00 - Closing thoughts ✍️ Episode References Gravitational Lensing Explained https://www.space.com/gravitational-lensing (https://www.space.com/gravitational-lensing) Holographic Universe Theory https://www.sciencedirect.com/science/article/pii/S0370157317303410 (https://www.sciencedirect.com/science/article/pii/S0370157317303410) Liquid Exoplanets Research https://www.nature.com/articles/s41550-020-1170-5 (https://www.nature.com/articles/s41550-020-1170-5) Become a supporter of this podcast: https://www.spreaker.com/podcast/space-nuts-exploring-the-cosmos--2631155/support (https://www.spreaker.com/podcast/space-nuts-exploring-the-cosmos--2631155/support?utm_source=rss&utm_medium=rss&utm_campaign=rss) . Episode link: https://play.headliner.app/episode/25740562?utm_source=youtube

SpaceX Crew 10 Countdown, European Rocket Milestone, and Supernovae Revolution: S04E46

Astronomy Daily - The Podcast: S04E46 In this episode of Astronomy Daily, host Anna takes you on an exciting journey through the latest advancements and discoveries in space exploration. From the preparations for SpaceX's Crew 10 mission to groundbreaking insights into supernovae, this episode is packed with captivating stories that will ignite your curiosity about the cosmos. Highlights: - SpaceX's Crew 10 Mission Preparations:Join us as we explore the significant milestones achieved by the Crew 10 astronauts at Kennedy Space Center. Discover how NASA astronauts Anne McClain and Nigel Ayers, JAXA astronaut Takuya Onishi, and Roscosmos cosmonaut Kirill Peskov are gearing up for their journey to the International Space Station, including crucial equipment testing and training. - European Space Breakthrough: Learn about the remarkable achievement of German startup Isar Aerospace, which has successfully completed static fire tests of its Spectrum rocket. This milestone positions Europe closer to establishing its own private orbital launch capabilities, enhancing the continent's space sovereignty. - NASA's NEO Surveyor Mission: Delve into NASA's ambitious Near Earth Object Surveyor mission, set to launch in 2027. This $1.2 billion project aims to detect potentially hazardous asteroids, significantly upgrading our planetary defense capabilities and ensuring the safety of our planet. - PUNCH Mission Insights: Explore the innovative PUNCH mission, scheduled for launch in 2025, which will provide unprecedented observations of the Sun's corona and solar wind. This mission promises to revolutionize our understanding of space weather and its impact on Earth. - China's AI-Driven Deep Space Exploration: Discover China's bold plans to send spacecraft to the edges of our solar system by 2049, utilizing artificial intelligence to navigate and manage resources autonomously. This groundbreaking approach could redefine deep space exploration and pave the way for future missions. - Massive Supernovae Data Release: Uncover the monumental collection of 3,628 Type Ia supernovae observations from the Zwicky Transient Facility. This unprecedented dataset could reshape our understanding of the universe's expansion and provide new insights into dark energy. For more cosmic updates, visit our website at astronomydaily.io. Join our community on social media by searching for #AstroDailyPod on Facebook, X, YouTubeMusic, and TikTok. Don't forget to subscribe to the podcast on Apple Podcasts, Spotify, iHeartRadio, or wherever you get your podcasts. Thank you for tuning in. This is Anna signing off. Until next time, keep looking up and stay curious about the wonders of our universe. 00:00 - Welcome back to Astronomy Daily 01:05 - SpaceX Crew 10 mission preparations 07:30 - Isar Aerospace's Spectrum rocket tests 12:15 - NASA's NEO Surveyor mission 18:00 - PUNCH mission overview 22:30 - China's AI-driven deep space exploration 27:00 - Supernovae data release and implications 32:00 - Conclusion and upcoming content ✍️ Episode References SpaceX Crew 10 Mission [SpaceX](https://www.spacex.com) Isar Aerospace's Spectrum Rocket [Isar Aerospace](https://www.isaraerospace.com) NASA's NEO Surveyor Mission [NASA TV Surveyor](https://www.nasa.gov/neo-surveyor) PUNCH Mission Details [NASA PUNCH](https://www.nasa.gov/punch) Zwicky Transient Facility Supernova Data [ZTF](https://www.ztf.caltech.edu) Astronomy Daily [Astronomy Daily](http://www.astronomydaily.io) Become a supporter of this podcast: https://www.spreaker.com/podcast/astronomy-daily-space-news-discoveries--5648921/support. Episode link: https://play.headliner.app/episode/25725364?utm_source=youtube

Solar Orbiter’s Historic Venus Flyby, Cosmic Explosion Unveiled, and Callisto’s Hidden Ocean: S04E45

Astronomy Daily - The Podcast: S04E45 In this episode of Astronomy Daily, host Anna takes you on an exhilarating journey through the latest news and discoveries in the realm of space and astronomy. From ESA's Solar Orbiter's historic flyby of Venus to new insights from NASA's DART mission, this episode is brimming with cosmic revelations that will captivate your imagination. Highlights: - ESA's Solar Orbiter's Close Encounter with Venus: Witness history as the Solar Orbiter spacecraft performs its closest flyby of Venus, swooping just 379 km above the planet's surface. Discover how this maneuver not only assists in altering the spacecraft's trajectory but also sets the stage for unprecedented observations of the Sun's polar regions, crucial for understanding solar activity and space weather. - Uncovering a Cosmic Explosion: Delve into the intriguing discovery of a powerful cosmic explosion, designated XRT200515, found in archived data from NASA's Chandra X-Ray Observatory. This remarkable event, occurring in the Large Magellanic Cloud, presents a unique opportunity to explore the characteristics of rare astronomical phenomena through advanced machine learning techniques. - NASA's DART Mission Findings: Explore the groundbreaking results from NASA's DART mission, which not only nudged the asteroid Dimorphos off course but also fundamentally altered its shape and orbital characteristics. Learn how this data enhances our understanding of planetary defense and the nature of these celestial bodies. - Evidence of an Ocean on Callisto: Discover compelling new evidence suggesting that Jupiter's moon Callisto may harbor a subsurface ocean. Analyze how magnetic field data from NASA's Galileo spacecraft reveals the moon's potential as an ocean world, setting the stage for future exploration by upcoming missions. - Health Risks of Space Travel: Examine recent research that highlights the various health challenges astronauts face during extended space missions, from radiation exposure to the effects of microgravity on the human body. Understand the importance of developing countermeasures to ensure the safety of future deep space explorers. - Elon Musk's Controversial ISS Proposal: Engage in the brewing debate over SpaceX CEO Elon Musk's call to deorbit the International Space Station ahead of schedule. Explore the implications of this proposal in contrast to NASA's planned timeline and the ongoing significance of the ISS as a research platform for future missions. For more cosmic updates, visit our website at astronomydaily.io (http://www.astronomydaily.io/) . Join our community on social media by searching for #AstroDailyPod on Facebook, X, YouTubeMusic, and TikTok. Don't forget to subscribe to the podcast on Apple Podcasts, Spotify, iHeartRadio, or wherever you get your podcasts. Thank you for tuning in. This is Anna signing off. Until next time, keep looking up and stay curious about the wonders of our universe. 00:00 - Welcome back to Astronomy Daily 01:05 - ESA's Solar Orbiter flyby of Venus 07:30 - Discovery of cosmic explosion XRT200515 12:15 - DART mission's impact on Dimorphos 18:00 - Evidence of subsurface ocean on Callisto 22:30 - Health risks associated with space travel 27:00 - Elon Musk's ISS deorbit proposal 32:00 - Conclusion and upcoming content ✍️ Episode References ESA's Solar Orbiter Mission [ESA Solar Orbiter]( https://www.esa.int/Science_Exploration/Space_Science/Solar_Orbiter (https://www.esa.int/Science_Exploration/Space_Science/Solar_Orbiter) ) NASA's Chandra X-Ray Observatory [NASA Chandra]( https://www.nasa.gov/mission_pages/chandra/main/index.html (https://www.nasa.gov/mission_pages/chandra/main/index.html) ) NASA's DART Mission Insights [NASA DART]( https://www.nasa.gov/mission_pages/dart/main/index.html (https://www.nasa.gov/mission_pages/dart/main/index.html) ) Callisto's Magnetic Field Research [Galileo Mission]( https://www.nasa.gov/mission_pages/galileo/overview/index.html (https://www.nasa.gov/mission_pages/galileo/overview/index.html) ) Health Effects of Space Travel [NASA Health Research]( https://www.nasa.gov/health (https://www.nasa.gov/health) ) Elon Musk's ISS Proposal [SpaceX]( https://www.spacex.com (https://www.spacex.com/) ) Astronomy Daily [Astronomy Daily]( http://www.astronomydaily.io (http://www.astronomydaily.io/) ) Become a supporter of this podcast: https://www.spreaker.com/podcast/astronomy-daily-space-news-discoveries--5648921/support (https://www.spreaker.com/podcast/astronomy-daily-space-news-discoveries--5648921/support?utm_source=rss&utm_medium=rss&utm_campaign=rss) . Episode link: https://play.headliner.app/episode/25710060?utm_source=youtube

Snowball Earth Evidence, Blue Origin’s Parachute Mishap, and the Moon’s Horizon Illusion: S28E23

SpaceTime Series 28 Episode 23 The Astronomy, Space and Science News Podcast Snowball Earth Evidence, Blue Origin's Parachute Failure, and the Moon Illusion Explained In this episode of SpaceTime, we dive into groundbreaking geological research that provides compelling evidence for the Snowball Earth hypothesis, suggesting that glaciers may have covered the planet from pole to pole hundreds of millions of years ago. This research reveals insights into Earth's climatic history and the emergence of multicellular life following this extreme glaciation event. Blue Origin's Lunar Gravity Mission We also discuss the recent Blue Origin mission, where the New Shepard spacecraft experienced a parachute failure during a lunar gravity simulation flight. Despite the malfunction, mission managers confirm that the capsule was designed to land safely with two parachutes, and investigations are underway to understand the issue. The Moon Illusion: Why Does It Appear Larger on the Horizon? Additionally, we explore the fascinating phenomenon known as the Moon illusion, which causes the Moon to appear larger when it is near the horizon compared to when it is high in the sky. We delve into the psychological and perceptual factors that contribute to this optical illusion, despite the Moon's actual size remaining constant. 00:00 Space Time Series 28 Episode 23 for broadcast on 21 February 2025 00:49 Evidence supporting the Snowball Earth hypothesis 06:30 Implications for Earth's climatic history 12:15 Blue Origin's lunar gravity mission details 18:00 Analysis of parachute failure during descent 22:45 The Moon illusion and its psychological explanations 27:00 Understanding optical illusions in astronomy 30:15 The self-domestication of wolves and its implications www.spacetimewithstuartgary.com (https://www.spacetimewithstuartgary.com) www.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 References NASA https://www.nasa.gov Proceedings of the National Academy of Sciences https://www.pnas.org New England Journal of Medicine https://www.nejm.org Royal Society B https://royalsocietypublishing.org/journal/rspb Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-astronomy-science-news--2458531/support. Show notes created by https://headliner.app --- 🎙️ Thanks for podcasting with Headliner! Episode link: https://play.headliner.app/episode/25704165?utm_source=youtube

New Horizons Milestone, Gravitational Wave Breakthrough, and Health in Space: S04E44

Astronomy Daily - The Podcast: S04E44 In this episode of Astronomy Daily, host Anna dives into a treasure trove of exciting developments in space exploration and astronomy. From NASA's New Horizons spacecraft nearing a historic milestone to groundbreaking advancements in gravitational wave detection, this episode is packed with insights that will spark your curiosity about the cosmos. Highlights: - New Horizons Approaches Termination Shock: Discover how NASA's New Horizons spacecraft is preparing to cross the termination shock, a crucial boundary that marks the transition from our solar system to interstellar space. This crossing, expected as early as 2027, could provide invaluable data about solar wind interactions and the outer heliosphere. - Breakthrough in Gravitational Wave Detection: Learn about a revolutionary advancement in adaptive optics that enhances the capabilities of gravitational wave observatories like LIGO. This technology could allow scientists to observe the universe's most dramatic events with unprecedented sensitivity, shedding light on black holes and the early universe. - Genomic Enumeration of Antibiotic Resistance in Space: Explore NASA's groundbreaking study aboard the International Space Station aimed at detecting antibiotic-resistant bacteria. This research not only safeguards astronaut health but also has significant implications for combating antibiotic resistance on Earth. - SpaceX Falcon 9 Rocket Debris Incident: Hear about the dramatic re-entry of debris from a SpaceX Falcon 9 rocket over Poland, creating a stunning light show. Fortunately, no injuries or damage were reported, but the incident highlights the complexities of space hardware re-entering Earth's atmosphere. - Firefly Aerospace's Blue Ghost Lunar Lander Update: Follow the progress of Blue Ghost as it successfully enters lunar orbit and prepares for a historic landing attempt. This mission represents a significant milestone in commercial space exploration and supports NASA's Artemis program goals. - New Tool in the Search for Extraterrestrial Life: Uncover how sulfur dioxide levels in planetary atmospheres could help identify potentially habitable worlds around red dwarf stars. This new method allows astronomers to narrow down their search for alien life by eliminating unlikely candidates. For more cosmic updates, visit our website at astronomydaily.io (http://www.astronomydaily.io/) . Join our community on social media by searching for #AstroDailyPod on Facebook, X, YouTubeMusic, and TikTok. Don't forget to subscribe to the podcast on Apple Podcasts, Spotify, iHeartRadio, or wherever you get your podcasts. Thank you for tuning in. This is Anna signing off. Until next time, keep looking up and stay curious about the wonders of our universe. 00:00 - Welcome back to Astronomy Daily 01:05 - New Horizons and termination shock 07:30 - Gravitational wave detection breakthrough 12:15 - Antibiotic resistance study in space 18:00 - Falcon 9 debris incident 22:30 - Blue Ghost lunar lander update 27:00 - Sulfur dioxide and extraterrestrial life 32:00 - Conclusion and upcoming content ✍️ Episode References NASA's New Horizons Mission [NASA TV Horizons]( https://www.nasa.gov/newhorizons (https://www.nasa.gov/newhorizons) ) Gravitational Wave Detection Technology [LIGO]( https://www.ligo.caltech.edu (https://www.ligo.caltech.edu/) ) NASA's GEARS Experiment [NASA ISS]( https://www.nasa.gov/iss (https://www.nasa.gov/iss) ) SpaceX Falcon 9 Information [SpaceX]( https://www.spacex.com (https://www.spacex.com/) ) Firefly Aerospace's Blue Ghost Mission [Firefly Aerospace]( https://www.fireflyspace.com (https://www.fireflyspace.com/) ) Search for Extraterrestrial Life [Astrobiology]( https://www.nasa.gov/astrobiology (https://www.nasa.gov/astrobiology) ) Astronomy Daily [Astronomy Daily]( http://www.astronomydaily.io (http://www.astronomydaily.io/) ) Become a supporter of this podcast: https://www.spreaker.com/podcast/astronomy-daily-space-news-discoveries--5648921/support (https://www.spreaker.com/podcast/astronomy-daily-space-news-discoveries--5648921/support?utm_source=rss&utm_medium=rss&utm_campaign=rss) . Episode link: https://play.headliner.app/episode/25689218?utm_source=youtube

Earth’s Core, Hypervelocity Stars & Cosmic Dandruff: #497 - Unraveling the Mysteries Below and...

This episode is brought to you with help of NordVPN. To get the special birthday deal, visit www.nordvpn.com/spacenuts (https://www.nordvpn.com/spacenuts) - you'll be glad you did. Space Nuts Episode 497: Earth's Core Dynamics, Hypervelocity Stars, and Cosmic Dust Join Andrew Dunkley and Professor Jonti Horner in this captivating episode of Space Nuts as they delve into the intriguing dynamics of our planet's core, the discovery of a hyperactive star with a planet, and the fascinating phenomenon of cosmic dust. From the slowing of Earth's inner core to the implications of interstellar objects entering our solar system, this episode is filled with insights that will ignite your curiosity about the universe. Episode Highlights: - Earth's Core Dynamics: Andrew and Jonti discuss the recent findings regarding the Earth's inner core, revealing that it has been slowing down. They explore how researchers used data from repeating earthquakes to uncover the complexities of the core's rotation and its implications for our understanding of Earth's geology. - Hypervelocity Stars: The duo introduces the concept of hypervelocity stars and highlights a newly discovered star that is moving at an astonishing speed of nearly 2 million kilometers per hour. They discuss the significance of this find and its connection to the planet orbiting this remarkable star. - Cosmic Dust from Neighboring Systems: Andrew and Jonti explore the idea of "space dandruff," where neighboring solar systems contribute to the influx of cosmic dust in our own. They discuss simulations that suggest a million objects from the Alpha Centauri system are currently passing through our solar system, and the potential for detecting these interstellar visitors. - Debate on Planetary Classification: The episode wraps up with a discussion on a newly discovered object that challenges the boundaries between planets and brown dwarfs. Jonti explains the ongoing debate regarding the definitions of these celestial bodies and how new discoveries are prompting scientists to reconsider traditional classifications. For more Space Nuts, including our continually updating newsfeed and to listen to all our episodes, visit our website. (https://www.spacenutspodcast.com/) Follow us on social media at SpaceNutsPod on Facebook, X, YouTube Music Music, Tumblr, Instagram, and TikTok. We love engaging with our community, so be sure to drop us a message or comment on your favorite platform. If you'd like to help support Space Nuts and join our growing family of insiders for commercial-free episodes and more, visit spacenutspodcast.com/about (https://www.spacenutspodcast.com/about) Stay curious, keep looking up, and join us next time for more stellar insights and cosmic wonders. Until then, clear skies and happy stargazing. 00:00 - Introduction to the episode and topics 02:15 - Discussion on Earth's core dynamics and slowing rotation 10:30 - Exploration of hypervelocity stars and their implications 18:00 - The phenomenon of cosmic dust from neighboring systems 26:45 - Debate on planetary classification and the discovery of Gaia 4B 30:00 - Closing thoughts and listener engagement ✍️ Episode References Earth's Inner Core Research https://www.nature.com/articles (https://www.nature.com/articles) Hypervelocity Stars and Planet Discovery https://www.space.com/hypervelocity-stars (https://www.space.com/hypervelocity-stars) Cosmic Dust Studies https://www.sciencedirect.com/science/article/pii/S0019103519302003 (https://www.sciencedirect.com/science/article/pii/S0019103519302003) Become a supporter of this podcast: https://www.spreaker.com/podcast/space-nuts-exploring-the-cosmos--2631155/support (https://www.spreaker.com/podcast/space-nuts-exploring-the-cosmos--2631155/support?utm_source=rss&utm_medium=rss&utm_campaign=rss) . Episode link: https://play.headliner.app/episode/25683677?utm_source=youtube

Black Hole Flares, Simultaneous Rocket Launches, and New Life Horizons: S04E43

Astronomy Daily - The Podcast: S04E43 In this episode of Astronomy Daily, host Anna guides you through a captivating array of discoveries and developments shaking up the world of astronomy and space exploration. From the mesmerizing light displays of a supermassive black hole to groundbreaking observations of distant exoplanets, this episode is a treasure trove of cosmic insights. Highlights: - James Webb Space Telescope's Stunning View of Sagittarius A*: Discover how the James Webb Space Telescope has provided unprecedented observations of the supermassive black hole at the center of our Milky Way. Scientists have observed a dazzling display of flares, revealing the dynamic nature of these cosmic giants and challenging our understanding of their behavior. - Simultaneous Rocket Launches : Witness history as Rocket Lab and SpaceX achieve near-simultaneous launches, marking significant milestones in their missions. Learn about Rocket Lab's advanced imaging satellite and SpaceX's groundbreaking landing in Bahamian waters, opening up new possibilities for future missions. - Indus Innovation: A New Era of US-India Space Cooperation : Explore the exciting partnership between the United States and India through the Indus Innovation initiative. This collaboration focuses on space technology and aims to foster innovation and joint scientific endeavors, including the upcoming flight of an Indian astronaut to the ISS. - 3D Mapping of Exoplanet Atmospheres: Dive into the first-ever three-dimensional map of an exoplanet's atmosphere, revealing astonishing weather patterns on WASP-121b. This breakthrough offers new insights into atmospheric dynamics and challenges our understanding of weather across the universe. - Asteroid 2024 YR4 Update: Stay informed about the latest risk assessment for asteroid 2024 YR4, which now shows a 3.1% chance of impacting Earth in 2032. Learn about the ongoing monitoring efforts and the importance of understanding its composition for potential impact scenarios. - Life Around White Dwarfs: Uncover intriguing research suggesting that planets orbiting white dwarf stars could potentially harbor life. This groundbreaking study challenges traditional views and opens new avenues in the search for extraterrestrial life. For more cosmic updates, visit our website at astronomydaily.io (http://www.astronomydaily.io) . Join our community on social media by searching for #AstroDailyPod on Facebook, X, YouTubeMusic, and TikTok. Don't forget to subscribe to the podcast on Apple Podcasts, Spotify, iHeartRadio, or wherever you get your podcasts. Thank you for tuning in. This is Anna signing off. Until next time, keep looking up and stay curious about the wonders of our universe. 00:00 - Welcome back to Astronomy Daily 01:05 - James Webb's observations of Sagittarius A 07:30 - Rocket Lab and SpaceX simultaneous launches 12:15 - US-India space cooperation through Indus Innovation 18:00 - 3D mapping of WASP-121b's atmosphere 22:30 - Update on asteroid 2024 YR4 27:00 - Potential for life around white dwarfs 32:00 - Conclusion and upcoming content ✍️ Episode References James Webb Space Telescope Insights [James Webb](https://www.nasa.gov/webb) Rocket Lab Launch Information [Rocket Lab](https://www.rocketlabusa.com) SpaceX Launch Details [SpaceX](https://www.spacex.com) Indus Innovation Partnership [Indus Innovation](https://www.nasa.gov) WASP-121b Research [ESO](https://www.eso.org) Asteroid 2024 YR4 Update [NASA](https://www.nasa.gov) Life Around White Dwarfs Study [UC Irvine](https://www.uci.edu) Astronomy Daily [Astronomy Daily]( http://www.astronomydaily.io (http://www.astronomydaily.io) ) Become a supporter of this podcast: https://www.spreaker.com/podcast/astronomy-daily-space-news-discoveries--5648921/support (https://www.spreaker.com/podcast/astronomy-daily-space-news-discoveries--5648921/support?utm_source=rss&utm_medium=rss&utm_campaign=rss) . Episode link: https://play.headliner.app/episode/25668408?utm_source=youtube

Van Allen’s New Belts, Alien Oceans and Life, and Massive Black Hole Jets Uncovered: S28E22

SpaceTime Series 28 Episode 22 The Astronomy, Space and Science News Podcast New Van Allen Radiation Belts, Alien Oceans and Signs of Life, and the Largest Black Hole Radio Jet Ever Detected In this episode of SpaceTime, we uncover the discovery of two new temporary Van Allen radiation belts created by a massive solar storm that struck Earth in May 2024. This event not only produced stunning auroras but also highlighted the importance of understanding the dynamics of radiation belts for the safety of satellites and astronauts. The findings, reported by NASA's Colorado Inner Radiation Belt Experiment, reveal that these belts can last significantly longer than previously thought, with implications for future solar storms and spaceflight safety. Searching for Life in Alien Oceans We also explore the challenges of detecting signs of extraterrestrial life in the subsurface oceans of icy moons like Saturn's Enceladus. A new study suggests that the unique physics of these oceans could hinder the movement of biological signatures from deep waters to the surface, complicating the search for life beyond Earth. This research emphasizes the need to understand ocean dynamics in the search for life in our solar system. The Largest Black Hole Radio Jet in the Early Universe Additionally, astronomers have identified the largest radio jet ever seen in the early universe, spanning an astonishing 200,000 light years. This discovery sheds light on the formation of massive jets and quasars, providing crucial insights into the evolution of galaxies in the early cosmos. The quasar, which formed when the universe was just 9% of its current age, challenges previous assumptions about the conditions needed for such powerful jets to form. 00:00 Space Time Series 28 Episode 22 for broadcast on 19 February 2025 00:49 Discovery of new Van Allen radiation belts 06:30 Implications of the May solar storm 12:15 Challenges in detecting life in Enceladus's oceans 18:00 The significance of ocean dynamics in extraterrestrial life searches 22:45 The largest black hole radio jet ever observed 27:00 Understanding quasars and their impact on galaxy evolution 30:15 The implications of AI self-replication www.spacetimewithstuartgary.com (https://www.spacetimewithstuartgary.com) www.bitesz.com (https://www.bitesz.com) 🌏 Get Our Exclusive NordVPN deal here ➼ www.bitesz.com/nordvpn (https://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. (https://www.bitesz.com/oldglory) 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 (https://www.spacetimewithstuartgary.com/about) ✍️ Episode References NASA https://www.nasa.gov Geophysical Research Space Physics https://agupubs.onlinelibrary.wiley.com/journal/19448007 Communications and Earth Environment https://www.nature.com/ncomms/ Astrophysical Journal Letters https://iopscience.iop.org/journal/2041-8205 Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-astronomy-science-news--2458531/support (https://www.spreaker.com/podcast/spacetime-astronomy-science-news--2458531/support?utm_source=rss&utm_medium=rss&utm_campaign=rss) . Episode link: https://play.headliner.app/episode/25662203?utm_source=youtube