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Earth's Rapid Spin: The Shortest Day Ever Recorded and the Eris-1 Rocket Launch
SpaceTime S28E84 S28E85 S28E86w/c July 14th, 2025Space, Astronomy and Science Podcast.SpaceTime Series 28 Episode 84 *The shortest day on EarthYou may not have noticed it, but July 9 was one of the shortest days ever recorded in modern times, with Earth’s rotation being some 1.51 milliseconds shorter than the planet’s current average of 23 hours 56 minutes and 4 seconds.*Gilmore looking to launch into orbit this weekGilmore Space is now looking at a launch date this week for the maiden test flight of the company’s new Eris 1 orbital rocket.*Rewriting Earth’s geological timelineA new study has found that planet Earth’s first solid crust probably formed out of the previous magma ocean around four and a half billion years ago.*The Science ReportScientists classify people on the autism spectrum into four distinct groups based on traits and genetics.The harmful bacteria, viruses and parasites that have infected humans for 37,000 yearsNew study questions current estimates of dinosaur running speedsSkeptics guide to how paranormal beliefs help people cope in uncertain timesSpaceTime Series 28 Episode 85*Unlocking the secrets of the Moon’s mysterious far sideScientists have discovered extended volcanism was spewing across the ancient lunar far side south pole region for some 1.4 billion years.*Discovery of the Sun Helicity barrier sheds new light on the solar windA new study has confirmed the existence of a region of the Sun which astronomers are calling the Helicity barrier.*Europe’s next generation of launch vehiclesThe European Space Agency has narrowed down its list of potential candidates for future launch vehicle providers.*The Science ReportExtended drought and warm weather damaging South Australia’s marine ecosystems.Using lightning to produce ammonia gas out of thin air.People feel more comforted by AI-generated words of emotional support if they think they're human.Alex on Tech Samsung releases the new Fold and Flip 7s.SpaceTime Series 28 Episode 86 *The youngest basaltic lunar meteorite ever foundScientists studying a 2.35-billion-year-old meteorite have filled a billion year gap in the Moon’s volcanic history.*Could Dark Dwarfs lurking at the centre of the Galaxy explain dark matterA new study suggests hypothetical objects known as dark dwarfs could reveal the true nature of dark matter.*A new view of the spectacular Carina NebulaAstronomers using the international Gemini Observatory have captured the western wall of the Carina Nebula in unprecedented detail.*The Science ReportSignificant levels of nanoplastics discovered across the Atlantic Ocean.The socioeconomic gap in life expectancy in Australia was larger in 2020–22 compared with 2013–15. A new study maps Killer Whale populations in Australian waters for the first time.https://spacetimewithstuartgary.comhttps://www.bitesz.com/show/spacetime/This week’s guests include:Professor Emeritus Simon Turner from Macquarie UniversityESA Director General Josef AschbacherESA Director of Space Transportation Tolker-NielsenPatrick Hartigan of Rice University,And our regular guests:Alex Zaharov-Reutt from techadvice.lifeTim Mendham from Australian Skeptics
