SpaceTime Series 27 Episode 141

* Supermassive Black Hole Consumes Matter at Record Speed

Astronomers have discovered a supermassive black hole in the early universe consuming matter at a rate more than 40 times its theoretical limit. This black hole, catalogued as LID568, was observed by the Webb Space Telescope and is providing new insights into the rapid growth mechanisms of black holes shortly after the Big Bang. The findings challenge existing theories on how these cosmic giants formed so quickly and open new avenues for future research.

* Uranus' Magnetic Mysteries Unveiled

New analysis of 38-year-old data from NASA's Voyager 2 spacecraft reveals that a space weather event dramatically compressed Uranus' magnetosphere just before the flyby in 1986. This event provides clues to the planet's unusual magnetic field and suggests that Uranus' moons might be more geologically active than previously thought. The findings are crucial for understanding this enigmatic ice giant and its unique characteristics.

* New Satellite to Track Earth's Surface Movements

Scientists are preparing to launch a new satellite, the NASA-ISRO Synthetic Aperture Radar (NISAR), designed to measure ground movement on Earth's surface. Scheduled for launch next year, NISAR will provide detailed data on earthquakes, volcanoes, and landslides, enhancing our ability to prepare for natural disasters. This mission will offer unprecedented insights into the dynamics of our planet's surface.

The Science Report

The World Meteorological Organization predicts 2024 to be the hottest year on record, driven by rising greenhouse gas levels. Meanwhile, ultra-processed foods are dominating global diets, linked to numerous chronic diseases. A study of dog breeds reveals that toy dogs have larger brains relative to their body size compared to working dogs. Lastly, a retrospective look at NASA's 1996 tether experiment debunks UFO theories, emphasizing the importance of scientific explanations.

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00:00 Black hole found to be consuming matter faster than its theoretical limit

04:37 Space weather event squeezed Uranus magnetosphere before 1986 Voyager 2 flyby

08:30 Scientists developing a new satellite designed to measure ground movement on the Earth's surface

13:10 World Meteorological Organization says 2024 will be the hottest year on record

✍️ Episode References

Webb Space Telescope

https://www.jwst.nasa.gov/

Chandra X Ray Observatory

https://chandra.harvard.edu/

National Science Foundation's National Optical Infrared Astronomy Research Laboratory

https://www.noirlab.edu/

NASA's Jet Propulsion Laboratory

https://www.jpl.nasa.gov/

Journal of Nature

https://www.nature.com/

Voyager 2

https://voyager.jpl.nasa.gov/

COP 29 Climate Change Conference

https://unfccc.int/

World Meteorological Organization

https://public.wmo.int/

International Congress on Obesity

https://www.worldobesity.org/

Biological Letters

https://royalsocietypublishing.org/journal/rsbl

Episode link: https://play.headliner.app/episode/24220699?utm_source=youtube