Space News Today

SpaceTime Series 28 Episode 20

The Astronomy, Space and Science News Podcast

New Discoveries on Earth's Elements, Uranus's Moon Ariel, and the Fate of Comet Atlas

In this episode of SpaceTime, we delve into a groundbreaking study that challenges long-held beliefs about the origins of Earth's missing moderately volatile elements, such as copper and zinc. This research suggests that rather than being lost during the early formation of the solar system, these essential elements were likely retained by the first planetesimals and lost later due to violent cosmic collisions during planetary growth, reshaping our understanding of planetary chemistry and habitability.

Uranus's Moon Ariel: A Window to Its Interior

We also explore the fascinating trench-like features on Uranus's moon Ariel, which may serve as conduits for internal materials. New research indicates that these medial grooves could provide insights into Ariel's geological history and potential subsurface oceans, highlighting the complex interplay of tectonic and volcanic activities on the moon's surface.

Comet Atlas: A Dying Wonder

Additionally, we discuss the fate of Comet G3 Atlas, which has recently passed perilously close to the Sun, resulting in the fragmentation of its nucleus. As it fades from view, Atlas becomes a headless wonder, leaving behind a trail of debris that will continue to orbit the Sun. This episode also features a look at the stunning night skies of February, including the iconic constellations and celestial events to observe.

00:00 Space Time Series 28 Episode 20 for broadcast on 14 February 2025

00:49 New insights into Earth's missing elements

06:30 Trench-like features on Uranus's moon Ariel

12:15 The demise of Comet G3 Atlas

18:00 February night sky highlights

22:45 The constellation Orion and its myths

27:00 Exploring the Pleiades and other celestial wonders

30:15 The significance of the Milky Way in stargazing

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✍️ Episode References

NASA

https://www.nasa.gov

Science Advances

https://www.science.org/journal/sciadv

Planetary Science Journal

https://www.journals.elsevier.com/planetary-science-journal

Sky and Telescope

https://skyandtelescope.org

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Episode link: https://play.headliner.app/episode/25589155?utm_source=youtube

Space Nuts Episode 495: The Megastructure Quipu, Exoplanet Myths, and SpaceX Satellites

Join Andrew Dunkley and Professor Jonti Horner in this enlightening episode of Space Nuts, where they explore the cosmos' latest discoveries and debunk popular misconceptions. From the astonishing natural megastructure known as Quipu to the reality behind potentially habitable exoplanets, and the implications of SpaceX satellites re-entering Earth's atmosphere, this episode is packed with fascinating insights that will expand your understanding of our universe.

Episode Highlights:

- The Discovery of Quipu: Andrew and Jonti discuss the recently discovered megastructure, Quipu, which is a colossal natural formation in the universe. They delve into its size, significance, and the implications it has for our understanding of cosmic structures.

- Exoplanet Misconceptions: Jonti shares his frustrations regarding the overselling of exoplanet discoveries and the potential for life. They dissect the media's portrayal of newly found planets and emphasize the complexities involved in determining habitability.

- Asteroid 2024 YR4 Update: The duo provides an update on the asteroid's trajectory and the fluctuating odds of it impacting Earth. They explain how ongoing observations refine our understanding of its orbit and potential risks.

- SpaceX Satellites and Atmospheric Concerns : Andrew and Jonti examine the increasing number of SpaceX satellites re-entering the atmosphere and the environmental implications of this phenomenon. They discuss the balance between technological advancements and potential ecological impacts.

For more Space Nuts, including our continually updating newsfeed and to listen to all our episodes, visit our website. (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 the discovery of Quipu and its implications

10:30 - Debunking myths around exoplanets and habitability

18:00 - Update on asteroid 2024 YR4 and its potential impact

26:45 - The environmental impact of SpaceX satellites re-entering

30:00 - Closing thoughts and listener engagement

✍️ Episode References

Quipu Discovery Article

https://www.astronomy.com/news

Exoplanet Research

https://www.nasa.gov/exoplanets

SpaceX Satellite Updates

https://www.spacex.com/launches/

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Episode link: https://play.headliner.app/episode/25588222?utm_source=youtube

Astronomy Daily - The Podcast: S04E38

In this episode of Astronomy Daily, host Anna takes you on an exhilarating journey through the latest advancements in space exploration and astronomy. From planetary defense initiatives to groundbreaking discoveries, this episode is filled with insights that will captivate your cosmic curiosity.

Highlights:

- China's Planetary Defense Initiative: Learn about China's newly established planetary defense team in response to the potential threat posed by asteroid 2024 YR4, which has a 2.2% chance of impacting Earth in 2032. Discover their innovative strategies, including a kinetic impact approach inspired by NASA's DART mission.

- James Webb Space Telescope's Discoveries: Explore the stunning new images from the James Webb Space Telescope revealing the formation of planets around a distant star, providing insights into the early stages of planetary development and the dynamics of circumplanetary disks.

- Vast Space's Haven 1 Space Station: Delve into Vast Space's ambitious plans for the Haven 1 space station, which is set to launch in 2026. Find out how this project could pave the way for future private space stations and ensure continuous human presence in low Earth orbit.

- Record-Breaking Cosmic Neutrino: Uncover the details of the most powerful cosmic neutrino ever detected, observed by the KM3NeT telescope. This remarkable discovery opens new avenues for understanding high-energy cosmic phenomena and the universe's most enigmatic processes.

- Nancy Grace Roman Space Telescope Update : Get the latest on NASA's Roman Space Telescope project, which has successfully integrated its deployable aperture cover, marking a significant milestone as it prepares for its launch scheduled for 2027.

- Innovative Lunar Habitat Concept: Discover an exciting new design for lunar habitats made from blown glass, a concept that could revolutionize living spaces on the Moon and beyond, utilizing materials sourced from the lunar surface.

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

01:02 - China's Planetary Defense Initiative

05:30 - James Webb's planetary formation images

10:15 - Vast Space's Haven 1 space station progress

14:00 - Discovery of record-breaking cosmic neutrino

18:20 - Nancy Grace Roman Space Telescope update

22:00 - Innovative lunar habitat concept

25:00 - Conclusion and upcoming content

✍️ Episode References

China's Planetary Defense Initiative

[Planetary Defense](https://www.nasa.gov/webb)

Vast Space Haven 1 Project

[Vast Space](https://www.nasa.gov/roman)

Innovative Lunar Habitat Concept

[Lunar Habitat](https://www.nasa.gov/lunarhabitat)

Astronomy Daily

[Astronomy Daily](http://www.astronomydaily.io)

Become a supporter of this podcast: https://www.spreaker.com/podcast/astronomy-daily--5648921/support (https://www.spreaker.com/podcast/astronomy-daily--5648921/support?utm_source=rss&utm_medium=rss&utm_campaign=rss) .

Episode link: https://play.headliner.app/episode/25571733?utm_source=youtube

In this episode of "Astronomy Daily," host Anna delves into exciting space and astronomy developments. She discusses NASA's Crew 10 mission to the ISS, highlighting the return of astronauts Suni and Butch and a strategic spacecraft swap. Anna also explores new lunar missions, including Venturi Astrolabe's "Flip" rover and NASA's CADRE mission with suitcase-sized rovers. European space news covers Arianespace's plans for the Ariane Six rocket and upcoming launches. The episode concludes with intriguing interstellar research suggesting material from the Alpha Centauri star system may already be present in our solar system. Stay tuned for more cosmic updates!

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Episode link: https://play.headliner.app/episode/25550024?utm_source=youtube

SpaceTime Series 28 Episode 19

The Astronomy, Space and Science News Podcast

New Insights into Earth's Water, Asteroid Bennu's Composition, and Marsquake Triggers

In this episode of SpaceTime, we investigate a groundbreaking study that challenges previous beliefs about when water arrived on Earth. New findings suggest that water may have come in during the later stages of Earth’s formation, providing fresh perspectives on the origins of life on our planet. The study highlights the importance of molybdenum isotopes in understanding the timing of water delivery and the conditions necessary for life.

Searles Lake and Asteroid Bennu

We also explore the intriguing similarities between Searles Lake in California and the asteroid Bennu, as researchers find that both environments share common water-soluble minerals. The Osiris Rex mission has revealed that Bennu's samples contain evaporite minerals formed under wet conditions, shedding light on the potential for life-sustaining elements in our solar system's past.

Meteoroid Impacts and Marsquakes

Additionally, a new study indicates that meteoroid impacts may play a more significant role in triggering marsquakes than previously considered. Analyses from NASA's Mars InSight lander reveal that many seismic events on Mars could be linked to impacts, challenging existing assumptions about the planet's seismic activity.

00:00 Space Time Series 28 Episode 19 for broadcast on 12 February 2025

00:49 Water arrival on Earth

06:30 Searles Lake and asteroid Bennu

12:15 Meteoroid impacts and Marsquakes

18:00 Changes in men's height and weight

22:45 Discovery of ancient bird fossils in Antarctica

27:00 The best way to boil an egg

30:15 AI and national security concerns

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✍️ Episode References

NASA

https://www.nasa.gov

Geochemistry and Cosmochemistry

https://www.elsevier.com/journals/geochemistry-and-cosmochemistry

Nature

https://www.nature.com

Geophysical Research Letters

https://agupubs.onlinelibrary.wiley.com/journal/19448007

Biology Letters

https://royalsocietypublishing.org/journal/bl

Nature Communications

https://www.nature.com/ncomms/

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Episode link: https://play.headliner.app/episode/25544288?utm_source=youtube

Astronomy Daily - The Podcast: S04E36

In this episode of Astronomy Daily, host Anna brings you the latest and most exciting developments in space exploration and astronomy. From lunar missions to mysterious cosmic signals, this episode is packed with insights that will keep you informed and intrigued about the universe around us.

Highlights:

- Firefly Aerospace's Blue Ghost Lunar Mission: Discover how Firefly Aerospace's Blue Ghost lunar lander has successfully begun its journey to the moon after launching aboard a SpaceX Falcon 9 rocket. Learn about its mission objectives, including scientific experiments aimed at advancing our understanding of the lunar environment.

- NASA's Pandora Exoplanet Mission: Get the scoop on NASA's selection of SpaceX to launch the Pandora spacecraft, a new exoplanet research mission designed to study the atmospheres of distant worlds and improve our understanding of exoplanetary systems.

- Concerns Over NASA's Artemis Program: Delve into the Aerospace Safety Advisory Panel's report highlighting critical safety challenges and budget uncertainties surrounding NASA's ambitious timeline for returning humans to the moon with Artemis 3.

- Mysterious X-Ray Signal Detected : Explore the intriguing X-ray signal designated EP 240408A detected by China's Einstein probe, which has sparked excitement and speculation among astronomers about its potential origins and implications for cosmic events.

- Upcoming Space Launches : Stay tuned for an overview of upcoming significant space missions, including China's debut flight of the Changjong 8 rocket and SpaceX's continued Starlink deployments, showcasing the rapid pace of space commercialization.

- Euclid Space Telescope's Discovery: Learn about the European Space Agency's Euclid Space Telescope's remarkable discovery of its first Einstein ring, a perfect cosmic circle that provides insights into dark matter and the universe's structure.

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

01:02 - Firefly Aerospace's Blue Ghost lunar mission

05:30 - NASA's Pandora exoplanet mission details

10:15 - Concerns over Artemis program safety

14:00 - Mysterious X-ray signal detection

18:20 - Upcoming space launches overview

22:00 - Euclid Space Telescope's Einstein ring discovery

25:00 - Conclusion and upcoming content

✍️ Episode References

Firefly Aerospace Blue Ghost Mission

[Firefly Aerospace](https://www.nasa.gov/pandora)

Artemis Program Safety Robert

[NASA Artemis Safety](https://www.nasa.gov/artemis)

Einstein Probe X-ray Signal

[Einstein Probe](https://www.space.com/launch-calendars)

Euclid Space Telescope Discoveries

[Euclid Telescope](https://www.esa.int/Science_Exploration)

Astronomy Daily

[Astronomy Daily](http://www.astronomydaily.io)

Become a supporter of this podcast: https://www.spreaker.com/podcast/astronomy-daily--5648921/support (https://www.spreaker.com/podcast/astronomy-daily--5648921/support?utm_source=rss&utm_medium=rss&utm_campaign=rss) .

Episode link: https://play.headliner.app/episode/25526849?utm_source=youtube

Astronomy Daily - The Podcast: S04E35

In this episode of Astronomy Daily, host Steve Dunkley dives into a mix of intriguing stories from the cosmos, featuring the latest milestones in satellite launches, planetary defence discussions, and updates on NASA's Artemis missions. Join us as we explore the fascinating developments that are shaping our understanding of space and our place within it.

Highlights:

- Rocket Lab's Successful Launch : Discover Rocket Lab's latest achievement with the successful deployment of five satellites for Kinnes, marking their 59th Electron mission. Learn about the significance of this launch in expanding global Internet of Things connectivity and how it reflects the company's reliability in the launch sector.

- Concerns Over Starlink Satellites: Delve into the growing concerns regarding the environmental impact of SpaceX's Starlink satellites, which have recently re-entered the atmosphere. Explore the implications of satellite disintegration on atmospheric pollution and the potential risks to our ozone layer.

- NASA's Electric Vans : Get insights into NASA's plans to continue using electric vans for astronaut transport despite the manufacturer going bankrupt. Learn how these vehicles fit into the Artemis programme and the agency's ongoing mission preparations.

- Asteroid 2024 YR4 : Uncover the details surrounding the newly detected asteroid 2024 YR4, which poses a theoretical risk to Earth. While the chance of impact remains low, the discussion on planetary defence strategies becomes increasingly relevant as scientists monitor its trajectory.

- Planetary Defence Strategies: Explore the fascinating advancements in planetary defence, including NASA’s DART mission, which demonstrated the potential to alter an asteroid's path. Discover the various methods being considered to protect Earth from potential asteroid threats.

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

01:02 - Rocket Lab's IoT4U&ME mission

05:30 - Environmental concerns surrounding Starlink satellites

10:15 - NASA's electric vans for Artemis missions

14:00 - Monitoring asteroid 2024 YR4

18:20 - Planetary defence strategies and developments

22:00 - Conclusion and upcoming content

✍️ Episode References

Rocket Lab Launch Details

[Rocket Lab](https://www.esa.int/Science_Exploration)

Planetary Defence Strategies

[Planetary Defence](https://www.nasa.gov/planetarydefense)

Astronomy Daily

[Astronomy Daily](http://www.astronomydaily.io)

Become a supporter of this podcast: https://www.spreaker.com/podcast/astronomy-daily--5648921/support (https://www.spreaker.com/podcast/astronomy-daily--5648921/support?utm_source=rss&utm_medium=rss&utm_campaign=rss) .

Episode link: https://play.headliner.app/episode/25506660?utm_source=youtube

SpaceTime Series 28 Episode 18

The Astronomy, Space and Science News Podcast

Asteroid Threat Level Rusty, Dark Matter Experiment, and Martian Lava Rocks

In this episode of SpaceTime, we discuss the alarming increase in the threat level of near-Earth asteroid 2024 YR4, now assessed at a 2.3% chance of impacting Earth on December 22, 2032. With astronomers worldwide closely monitoring its trajectory, we explore the potential consequences of an impact from this asteroid, including the possibility of a catastrophic airburst or a significant surface collision.

New Dark Matter Experiment in Space

We also delve into an ambitious new experiment aimed at uncovering the mysteries of dark matter. Researchers are testing a device that could potentially detect dark matter by measuring tiny signals in a zero-gravity environment. This groundbreaking approach seeks to provide insights into the elusive substance that constitutes approximately 85% of the universe's mass.

Insights from Martian Lava Rocks

Additionally, we examine findings from NASA's Mars Perseverance Rover, which are shedding light on a critical period in Martian history. The analysis of igneous rocks in Jezero Crater suggests that the Martian crust was formed through widespread volcanism, offering a glimpse into the planet's geological evolution and its implications for understanding the early solar system.

00:00 Space Time Series 28 Episode 18 for broadcast on 10 February 2025

00:49 Increased threat from asteroid 2024 YR4

06:30 New dark matter detection experiment in space

12:15 Martian lava rocks and the history of the Red Planet

18:00 Microplastics accumulation in the human brain

22:45 WHO review on radio wave exposure and cancer

27:00 Genetically modified rice with reduced methane emissions

30:15 Jane Goodall's belief in Sasquatch and its implications

www.spacetimewithstuartgary.com (http://www.bitesz.com)

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✍️ Episode References

NASA

https://www.nasa.gov

Journal of Science Advances

https://www.science.org/journal/sciadv

Nature Medicine

https://www.nature.com/nm/

Molecular Plant

https://www.cell.com/molecular-plant/home

Australian Skeptics

https://www.skeptics.com.au

Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime--2458531/support (https://www.spreaker.com/podcast/spacetime--2458531/support?utm_source=rss&utm_medium=rss&utm_campaign=rss) .

Episode link: https://play.headliner.app/episode/25503626?utm_source=youtube

Space Nuts Episode 494: Radiation Around Jupiter, Light Refraction, and Brown Dwarfs

Join Andrew Dunkley and Professor Jonti Horner in this thought-provoking Q&A edition of Space Nuts, where they tackle a variety of intriguing questions from our listeners. From the complexities of radiation surrounding Jupiter to the effects of light refraction in space, and the mysteries of brown dwarfs, this episode is packed with insights that will expand your understanding of the cosmos.

Episode Highlights:

- Radiation Around Jupiter: Fenton from Minnesota dives deep into the types of radiation emitted by Jupiter and the charged particles from its volcanic moon Io. Jonti explains the implications for spacecraft navigating this hazardous environment and how these particles interact with Jupiter's magnetic field.

- Light Refraction and Redshift : Kerry from Mount Gambier wonders about the impact of gas clouds on light refraction and redshift. Jonti clarifies how light behaves when passing through these clouds and reassures listeners that the redshift measurements remain largely unaffected.

- Brown Dwarfs and Binary Systems: Nigel from Brisbane asks whether binary brown dwarfs are destined to collide. Jonti discusses the dynamics of binary systems and the various factors that could lead to such an event, while also exploring the potential for merging to create a star.

- Marsquakes and Planetary Structure: Buddy poses a fascinating question about the origins of marsquakes and whether Mars could eventually break apart. Jonti unpacks the geological processes at play on Mars and the role of Jupiter in shaping the asteroid belt.

For more Space Nuts, including our continually updating newsfeed and to listen to all our episodes, visit our website. (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 radiation around Jupiter and its implications

10:30 - Light refraction and its impact on redshift

18:00 - Insights into binary brown dwarfs and potential collisions

26:45 - Marsquakes and the internal structure of Mars

30:00 - Closing thoughts and listener engagement

✍️ Episode References

Jupiter's Magnetosphere

https://en.wikipedia.org/wiki/Magnetosphere_of_Jupiter

Marsquakes Research

https://mars.nasa.gov/marsquake/

Brown Dwarfs and Binary Systems

https://en.wikipedia.org/wiki/Brown_dwarf

Become a supporter of this podcast: https://www.spreaker.com/podcast/space-nuts--2631155/support (https://www.spreaker.com/podcast/space-nuts--2631155/support?utm_source=rss&utm_medium=rss&utm_campaign=rss) .

Episode link: https://play.headliner.app/episode/25500436?utm_source=youtube

Astronomy Daily - The Podcast: S04E34

In this episode of Astronomy Daily, host Anna takes you on a thrilling journey through the latest breakthroughs in space and astronomy. From the origins of water in the early universe to exciting developments in satellite launches and black hole discoveries, this episode is packed with insights that will ignite your curiosity about the cosmos.

Highlights:

- Water Formation in the Early Universe: Explore groundbreaking research suggesting that the first supernovas may have flooded the universe with water just 100 million years after the Big Bang, challenging our understanding of cosmic water formation and its implications for early life.

- Rocket Lab's 2025 Launch: Get the scoop on Rocket Lab's first orbital launch of the year, carrying five satellites for Kinnes, and learn about the mission's significance in expanding global Internet of Things coverage.

- Navigating Changes at NASA : Hear about Boeing's stark warning regarding the future of NASA's Space Launch System program, including potential layoffs and the impact of budget proposals on deep space exploration initiatives.

- Supermassive Black Hole Discovery: Delve into the compelling evidence of a supermassive black hole in the Large Magellanic Cloud, revealed through hypervelocity stars, and its implications for our understanding of galaxy evolution.

- Ancient Asteroids as Planetary Fragments : Uncover the intriguing possibility that two asteroids in our solar system might be remnants of ancient planetary embryos, providing a glimpse into the tumultuous early days of planetary formation.

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, Tumblr, 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 Ana signing off. Until next time, keep looking up and stay curious about the wonders of our universe.

00:00 - Welcome back to Astronomy Daily

01:02 - Water formation from early supernovas

05:30 - Rocket Lab's IoT4UNME mission details

10:15 - Boeing's warning on NASA's SLS program

14:00 - Discovery of a supermassive black hole in the LMC

18:20 - Potential ancient planetary fragments in the asteroid belt

22:00 - Conclusion and upcoming content

✍️ Episode References

Water Formation Study

[Water Formation Study](https://www.nature.com/articles)

Rocket Lab Launch Information

[Rocket Lab](https://www.nasa.gov/exploration/sls)

Supermassive Black Hole Research

[Supermassive Black Hole](https://www.esa.int/Science_Exploration/Gaia)

Asteroids as Planetary Fragments

[Planetary Fragments](https://www.sciencedaily.com/releases/2023/10/231012104344.htm)

Astronomy Daily

[Astronomy Daily](http://www.astronomydaily.io)

Become a supporter of this podcast: https://www.spreaker.com/podcast/astronomy-daily--5648921/support (https://www.spreaker.com/podcast/astronomy-daily--5648921/support?utm_source=rss&utm_medium=rss&utm_campaign=rss) .

Episode link: https://play.headliner.app/episode/25485156?utm_source=youtube