Épisodes

  • S03E85: China’s Lunar Milestone & NASA’s Weather Satellite Triumph
    Jun 26 2024

    Welcome to Astronomy Daily, the podcast that brings you the latest news and discoveries from the cosmos. I'm Anna and I'm thrilled to be your host for today. We have a lineup of captivating stories that span from groundbreaking space missions to intriguing research discoveries. In today's episode, we'll explore China's Chang'e 6 mission, which has made history by returning with the first-ever samples from the far side of the moon. We'll also dive into NASA's successful launch of the GOES-U weather satellite, set to revolutionize real-time weather tracking. Additionally, we'll discuss a compelling study from UC Riverside on how detecting certain greenhouse gases on exoplanets could hint at extraterrestrial intelligent life. But that's not all. We'll shed light on new insights into the sun's super granules, track recent advancements in detecting spy balloons and UFOs using satellites, and delve into the fascinating world of plate tectonics on other planets. So sit back, relax, and join me on this journey through the vast and wondrous universe.00:00 Astronomy Daily brings you the latest news and discoveries from the cosmos.

    Thank you for tuning into Astronomy Daily. I'm Anna, and I hope you enjoyed today's journey through some of the most exciting news and discoveries in astronomy and space exploration. Remember to visit our website at [https://www.astronomydaily.io], where you can find regular updates on space news, access links to all the stories we featured today, and catch up on previous podcast episodes. We love bringing the wonders of the universe to your ears, and we appreciate your support and curiosity. Stay curious, keep exploring, and always look up. Until next time, take care and happy stargazing.

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    13 min
  • S03E84: NASA’s Spacewalk Halt & SpaceX’s Launch Marathon
    Jun 26 2024

    Welcome to Astronomy Daily, your daily dose of celestial wonder and cosmic news. I'm Anna, your host, and I'm thrilled to take you on today's journey through the fascinating world of astronomy. In our podcast, we bring you the latest updates, expert insights, and detailed commentary on everything happening beyond our planet.

    Today we've got an exciting lineup of stories that will captivate both seasoned astronomers and curious newcomers alike. We'll start with NASA's recent decision to cancel a spacewalk again due to a coolant leak. What happened, why it's significant and what it means for future missions. Then we'll dive into a busy week of launches by SpaceX and JAXA, highlighting their challenges and achievements. We'll also explore China's Chang'e-6 mission, returning with groundbreaking samples from the moon's far side. We'll examine the close approach of two large asteroids as they fly by Earth and talk about why it's crucial to enhance our detection systems. Ever wondered why some planets have moons while others don't? We'll delve into the science behind it, and later we'll uncover the mystery behind a massive aurora in the arctic sky. So sit back, relax, and let's embark on this cosmic journey together.

    00:00 Welcome to Astronomy Daily, your daily dose of celestial wonder and cosmic news

    01:10 NASA calls off a spacewalk due to a leak in an astronaut spacesuit

    03:12 After delays due to tropical storm Alberto, SpaceX has several upcoming launches scheduled

    05:09 Japan gearing up for third launch attempt of h three rocket on June 30

    06:18 The Chang'e six mission is set to return with samples from the far side

    08:28 Two large asteroids will pass by Earth this week coinciding with Asteroid day

    10:47 Understanding why planets have moons or don't is a complex puzzle

    13:51 December 2022 aurora was unusually smooth and broad

    16:26 Today's Episode Wrap

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    18 min
  • S27E76: Earth’s Ancient Fresh Water, Inner Core Slowdown, and Interstellar Cloud Climate Impact
    Jun 25 2024

    Join us for SpaceTime Series 27 Episode 76, where we delve into the latest groundbreaking discoveries in planetary science and astronomy.

    First, scientists have uncovered evidence that fresh water existed on Earth about 4 billion years ago, pushing back the timeframe for the potential emergence of life by 500 million years. This discovery, based on zircon crystal analysis from the Jack Hills formation in Western Australia, challenges the long-held belief that Earth was entirely covered by oceans at that time. The study's findings suggest that fresh water and land masses existed much earlier, setting the stage for life to flourish.

    Next, new research indicates that the rotation of Earth's inner core has slowed down compared to the planet's surface. This discovery, reported in the journal Nature, shows that the inner core began to decelerate around 2010, moving slower than the Earth's mantle and crust for the first time in decades. The implications of this change are still being explored, but it may ultimately affect the length of the day.

    Finally, a new study suggests that Earth's encounter with dense interstellar clouds 2 million years ago may have significantly altered the planet's climate. The research, published in Nature Astronomy, posits that these clouds could have compressed the heliosphere, exposing Earth to increased levels of cosmic rays and altering its climatic conditions.

    Follow our cosmic conversations on X @stuartgary, Instagram, YouTube, and Facebook. Join us as we unravel the mysteries of the universe, one episode at a time.

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    Listen to SpaceTime on your favourite podcast app including Apple Podcasts, Spotify, YouTube Music, or wherever you get your podcasts.

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    30 min
  • S03E83: NASA Sued Over Space Junk & Gamma Ray Burst Hunt
    Jun 25 2024

    Welcome to Astronomy AstroDailyPod! I'm your host, Steve Dunkley, bringing you the latest cosmic updates for 24 June 2024. Today, we delve into a star on the brink of explosion, a stranded spacecraft, and the ongoing search for Planet Nine. We'll also explore new satellite constellations aiding in firefighting, a joint Chinese-French satellite mission, and a family suing NASA over space debris. Plus, we look at racing drones testing spacecraft control systems. Let's dive in!- **NASA Sued Over Space Junk**: An American family is claiming over $80,000 from NASA after space debris crashed into their Florida home. The debris, part of a cargo pallet from the ISS, caused significant damage but fortunately no injuries. NASA's response could set a precedent for future claims.- **Chinese-French Satellite Mission**: A joint mission between China and France has launched the Space Variable Objects Monitor (SVOM) to study gamma ray bursts, the universe's mightiest explosions. This collaboration aims to unravel mysteries of the cosmos and enhance our understanding of the universe's history.- **Boeing Starliner Delayed Again**: NASA has delayed the return of the Boeing Starliner from the ISS to review thruster malfunctions and helium leaks. The mission, initially set for June 26, will be rescheduled to ensure safety and thorough data analysis.- **Impending Nova Event**: The star T Coronae Borealis, part of a binary system, is set to undergo a nova event visible from Earth. This rare cosmic event offers a unique opportunity for both professional and amateur astronomers to observe and study.- **Racing Drones for Spacecraft Control**: Researchers at Delft University are using racing drones to test neural network-based AI control systems for future space missions. This innovative approach aims to enhance spacecraft autonomy and efficiency in unpredictable space environments.

    For an astronomical experience, visit our website at [astronomydaily.io](https://www.astronomydaily.io) for the latest news, sign up for our free newsletter, and check out exclusive sponsor deals. Connect with us on YouTube, TikTok, X, and Facebook via @AstroDailyPod for engaging discussions with fellow space aficionados. This is Steve, reminding you to keep your gaze fixed on the heavens. Until our next stellar episode, let the cosmos ignite your curiosity and wonder. Clear skies and cosmic discoveries to all!**Support**:This podcast is better with your support:[https://www.bitesz.com/show/astronomy-daily-the-podcast/support/](https://www.bitesz.com/show/astronomy-daily-the-podcast/support/)[www.bitesz.com](https://www.bitesz.com/)**Sponsors**:[www.bitesz.com/nordpass](https://www.bitesz.com/nordpass)[https://www.bitesz.com/show/astronomy-daily-the-podcast/sponsors/]

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    18 min
  • #428: Dark Matter Mysteries & Sci-Fi Innovations: Listener Queries Answered
    Jun 25 2024

    Space Nuts Q&A: Dark Matter, Big Bang, and Sci-Fi TechJoin Andrew Dunkley and Professor Fred Watson in this engaging Q&A edition of Space Nuts, where they address intriguing questions from listeners Michael, Rennie, Joseph, and Ralph. From the mysterious nature of dark matter to the energetic comparison between the Big Bang and supernovas, this episode is packed with cosmic insights.Episode Highlights:- Dark Matter: Michael from Illinois asks if dark matter could be the fabric of space-time. Fred explains why dark matter warps space rather than being the fabric itself and delves into the ongoing search for its true nature.

    - Sci-Fi Tech: Michael also inquires about technological advances from science fiction that could become reality. Fred and Andrew discuss space elevators, warp speed travel, and the manipulation of gravity.

    - Big Bang vs. Supernovas: Rennie Traub wants to know how the energy of the Big Bang compares to the most powerful supernovas or gamma-ray bursts. Fred highlights the vast difference in energy levels, with the Big Bang being incomparably more powerful.

    - Primordial Black Holes: Joseph from Melbourne asks if primordial black holes could explain recent James Webb images of enormous distant black holes and if they could account for dark matter. Fred explores the possibilities and recent research on this topic.

    - The Three-Body Problem: Ralph seeks advice on navigating the complex book series "The Three-Body Problem" and shares updates on its adaptation into a TV series.

    Don't forget to send us your questions via our website...spacenuts.io.Support Space Nuts and join us on this interstellar journey by visiting our website support page. Your contributions help us continue our mission to explore the wonders of the universe. Clear skies and boundless exploration await on Space Nuts, where we make the cosmos your backyard.

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    26 min
  • S03E82: Boeing’s Starliner Delay (Again) & Saturn’s Seasonal Mysteries
    Jun 22 2024

    Welcome to Astronomy Daily. I'm your host, Anna, and today we've got an exciting lineup of space news you won't want to miss. From the latest updates on Boeing's Starliner mission to groundbreaking discoveries about our galaxy's star clusters and intriguing insights into changes occurring within Earth's inner core. We've also got news on Virgin Galactic's new commercial astronaut crew, the completion of the Ariane 6 rocket's final rehearsal, and revelations from NASA's Cassini spacecraft about Saturn's seasonal heat and storms. So sit back, relax, and let's dive into the cosmos.

    Chapters- Boeing's Starliner Mission Delay: The first astronaut mission of Boeing's Starliner capsule has been delayed until at least July 2. Originally set to undock from the International Space Station on June 26, the mission has been extended to allow NASA and Boeing more time to assess several issues that have emerged.

    - Origins of Star Clusters: Astronomers from the University of Vienna have traced the origins of nearby star clusters to three primary star-forming regions in our Milky Way galaxy. These regions have been sites of massive star formation and subsequent supernova explosions.

    - Earth's Inner Core Slowing Down: Since around 2010, researchers from the University of Southern California have discovered that Earth's inner core has been slowing down. This phenomenon, which alters the length of our days by fractions of a second, offers intriguing insights into the planet's internal dynamics.

    - Virgin Galactic's New Commercial Astronaut Crew: Virgin Galactic has revealed a new commercial astronaut crew for its next-generation delta class planes, which are slated to commence flights in 2026. This pioneering crew features three notable members: past Virgin Galactic astronaut Kelly Girardi, Canadian Shawna Pandya, and Ireland's Nora Patton.

    - Ariane 6 Rocket's Final Rehearsal: The first Ariane 6 rocket has successfully completed its final wet dress rehearsal, marking an important milestone before its first skyward journey. This crucial test took place at Europe's spaceport in French Guiana.

    - NASA's Cassini Spacecraft Findings: NASA's Cassini spacecraft has provided us with groundbreaking data that reveals Saturn emits heat in varying amounts depending on its seasons. This fascinating discovery outlines that Saturn fluctuates in the amount of heat it radiates into space.

    For an astronomical experience, visit our website at astronomydaily.io for the latest news, sign up for our free newsletter, and check out exclusive sponsor deals. Connect with us on YouTube, TikTok, X, and Facebook via @AstroDailyPod for engaging discussions with fellow space aficionados. This is Anna, reminding you to keep your gaze fixed on the heavens. Until our next stellar episode, let the cosmos ignite your curiosity and wonder. Clear skies and cosmic discoveries to all!

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    10 min
  • S03E80: Ozone Threat from Space Junk & Lunar Standstill Magic
    Jun 21 2024
    Source: https://www.spreaker.com/episode/s03e80-ozone-threat-from-space-junk-lunar-standstill-magic--60445936 Embark on a celestial journey with today's episode of Astronomy Daily - The Podcast, where your host, Anna, brings you the latest cosmic updates. We'll explore the first major lunar standstill in 18 years, unveiling a breathtaking celestial moment you won't want to miss. Next, we'll dive into the rich, metallic landscapes of Mars, painting a vivid picture of the red planet's geological marvels. We'll also tackle the unsettling reality of space junk and its impact on Earth's ozone layer, a concern growing with the expansion of satellite mega constellations. Shifting our gaze to Saturn's moon Titan, we'll uncover how wave activity might be shaping its mysterious coastlines. Finally, we'll explore how cosmic winds driven by supermassive black holes can alter the very fabric of galaxies. And to round it all off, we'll get an update on the latest developments at SpaceX's Starbase. So let's dive right in.This year marks a truly remarkable celestial event, the first major lunar standstill since 2006. This fascinating phenomenon will see the moon rising and setting at its most extreme points on the horizon. For sky watchers, this is a rare treat, occurring only once every 18.6 years. During a major lunar standstill, the tilts of both the Earth and the moon are at their maximum, causing the moon to rise and set at its highest and lowest points in its orbital cycle. To fully appreciate the grandeur of this event, consider the ancient sites of Stonehenge, Kalanish, and Newgrange. These prehistoric monuments are thought to be aligned with the points of moonrise and moonset during such standstills, indicating the historical significance and awe that this event has invoked in humanity for millennia. The next standstill, at its most extreme, will be around the equinoxes in September 2024 and March 2025. For those eager to witness this spectacle, the best times include moonrise at sunset and moonset at sunrise, especially during a full moon. No need for elaborate equipment, just a clear view of the horizon will suffice to observe the moon's dramatic paths. So mark your calendars and be sure to look up. The lunar sky is about to put on a show you won't want to miss.The European Space Agency has recently unveiled a breathtaking image of Mars' Marth Vallis region, highlighting the planet's complex and metallic beauty. This newly captured scene showcases landscapes rich in iron, magnesium, and aluminum, creating a vibrant and rust-colored spectacle that tells a story billions of years in the making. Marth Vallis is particularly significant because it bears evidence of ancient water flow. The region's deeply eroded valleys and mineral-rich layers suggest that liquid water once roamed these Martian plains, potentially creating habitable conditions. This discovery continues to intrigue scientists as understanding the history of water on Mars is crucial for piecing together the planet's potential for supporting life. With ongoing studies and future missions focused on similar areas, we inch closer to unlocking the mysteries of the red planet's wet past and its capacity to host life.A new study has quantified the alarming extent of pollution caused by defunct Internet satellites. Thousands of satellites have been deployed into mega constellations to meet the growing global demand for Internet services. However, when these satellites reach the end of their operational life and re-enter Earth's atmosphere, they disintegrate and release aluminum oxide particles that erode the ozone layer. This phenomenon poses a significant threat to the years of progress made in ozone recovery. The 1987 Montreal Protocol successfully curbed the emission of ozone-depleting substances like CFCs, leading to a shrinking ozone hole over Antarctica, with full recovery expected within the next few decades. But now the unexpected increase in aluminum oxide pollution could derail this positive trend. The study, published in Geophysical Research Letters, shows that aluminum oxide particles initiate chemical reactions between ozone and chlorine, leading to sustained ozone depletion. Alarmingly, the number of aluminum oxide particles in the atmosphere has surged eightfold from 2016 to 2022. This spike is set to continue as companies like SpaceX and Amazon plan to launch thousands more satellites. The ongoing and upcoming mega constellations are estimated to significantly elevate aluminum levels in the mesosphere, thereby posing a long-term threat to the stratospheric ozone layer, which shields us from harmful UV radiation. The researchers emphasize the need for immediate attention to this growing issue, advocating for sustainable practices to limit satellite-driven ozone depletion. The results underline the importance of balancing technological advancement with environmental stewardship to ensure our atmosphere remains protective for generations to...
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    9 min
  • #427: Martian Mysteries & Space Health: Unveiling Cosmic Secrets
    Jun 21 2024

    Source:

    https://www.spreaker.com/episode/427-martian-mysteries-space-health-unveiling-cosmic-secrets--60448812

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    Weird Mars Rock, Anti-Ageing in Space, and Asteroid CollisionsJoin Andrew Dunkley and Professor Fred Watson in this fascinating episode of Space Nuts, where they delve into the latest discoveries and phenomena in space science and astronomy.Episode Highlights:- Weird Mars Rock: The Perseverance rover has discovered a peculiar rock on Mars that stands out like a sore thumb. Identified as an anorthosite, this unusual rock could offer insights into Mars' crust and its geological history.

    - Anti-Ageing Effects of Space Travel: A civilian space mission has revealed surprising health benefits of space travel, including the lengthening of telomeres, which are associated with anti-ageing. Fred and Andrew discuss the implications and potential future studies.

    - James Webb Space Telescope: The James Webb Space Telescope has observed an asteroid collision in the Beta Pictoris system. This discovery provides a glimpse into the chaotic early stages of solar system formation.

    Don't forget to send us your questions via our website...https://www.spacenuts.io.

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    36 min