SpaceTime: Space & Astronomy

Mar 06 2025 1000 ep. 31 mins 2.8k
SpaceTime: Space & Astronomy Podcast artwork

Join host Stuart Gary for weekly explorations into Astronomy, Space, and Science News, featuring insights from 19 years on Australian Public Radio and industry experts.

Become a supporter of this podcast: https://www.spreaker.com/podcast/spacetime-space-astronomy--2458531/support.

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Callisto's Ocean Secrets, Lasers Unveiling Mars' Past Life, and ISS Cleanliness Concerns: S28E29

Mar 06 2025 36 mins  
SpaceTime Series 28 Episode 29The Astronomy, Space and Science News PodcastExploring Callisto's Ocean Potential, Laser Fossil Detection on Mars, and ISS Cleanliness ConcernsIn this episode of SpaceTime, we dive into exciting new research suggesting that Jupiter's moon Callisto may harbor a subsurface ocean, potentially making it another ocean world in our solar system. This revelat

Orion's Influence on Earth's Climate, Mars' Wet Past Revealed, and Europa Clipper's Journey: S28E28

Mar 04 2025 22 mins  
The Astronomy, Space and Science News PodcastEarth's Climate Shaped by Orion, New Insights into Mars' Red Color, and NASA's Europa Clipper Mission UpdateIn this episode of SpaceTime, we explore a groundbreaking study suggesting that Earth's climate may have undergone significant changes around 14 million years ago due to our solar system's journey through the Orion star-forming reg

Asteroid 2024 YR4's Threat Averted, Martian Core Study Breakthrough, and NASA's Latest Lunar Venture: S28E27

Mar 02 2025 28 mins  
SpaceTime Series 28 Episode 27The Astronomy, Space and Science News PodcastAsteroid 2024 YR4 Impact Risk Reduced, Insights into Mars' Core, and NASA's Lunar Mission UpdateIn this episode of SpaceTime, we bring you encouraging news about asteroid 2024 YR4, with new observations indicating that the chances of it impacting Earth have plummeted to just 0.001%. Initially flagged as a po

Ryugu's Salty Past, Solar Orbiter's Encounter with Venus, and NASA's Ice Mining Experiment: S28E26

Feb 27 2025 20 mins  
SpaceTime Series 28 Episode 26The Astronomy, Space and Science News PodcastAsteroid Ryugu's Salty Secrets, Solar Orbiter's Venus Encounter, and NASA's Lunar Resource ExplorationIn this episode of SpaceTime, we delve into the recent findings from the asteroid Richie, where scientists have discovered evidence of salt minerals, hinting at the presence of saline water in the outer sola

Quantum Time Arrows, Ancient Martian Rocks, and the Lunar Trailblazer Launch: S28E25

Feb 25 2025 23 mins  
SpaceTime Series 28 Episode 25The Astronomy, Space and Science News PodcastTwo Arrows of Time, Ancient Rocks on Mars, and NASA's Lunar Trailblazer MissionIn this episode of SpaceTime, we delve into a groundbreaking discovery by physicists revealing the possibility of two distinct arrows of time emerging from the quantum realm. This fascinating research challenges our conventional u

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

Feb 24 2025 23 mins  
SpaceTime Series 28 Episode 24The Astronomy, Space and Science News PodcastAsteroid Impact Odds, Lunar Grand Canyons, and NASA's Stranded AstronautsIn 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,

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

Feb 20 2025 21 mins  
SpaceTime Series 28 Episode 23The Astronomy, Space and Science News PodcastSnowball Earth Evidence, Blue Origin's Parachute Failure, and the Moon Illusion ExplainedIn 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 hu

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

Feb 18 2025 23 mins  
SpaceTime Series 28 Episode 22The Astronomy, Space and Science News PodcastNew Van Allen Radiation Belts, Alien Oceans and Signs of Life, and the Largest Black Hole Radio Jet Ever DetectedIn 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 s

Earth's Inner Core Mysteries, China's Lunar Quest, and Hot Jupiter Insights: S28E21

Feb 16 2025 37 mins  
SpaceTime Series 28 Episode 21The Astronomy, Space and Science News PodcastShifting Dynamics of Earth's Inner Core, China's Lunar South Pole Mission, and Insights into Hot Jupiter ExoplanetsIn this episode of SpaceTime, we explore groundbreaking research revealing that Earth's inner core may be less solid than previously believed. A new study indicates that the near surface of the

Earth's Elemental Mysteries, Ariel's Geological Secrets, and Comet Atlas's Demise: S28E20

Feb 13 2025 39 mins  
SpaceTime Series 28 Episode 20The Astronomy, Space and Science News PodcastNew Discoveries on Earth's Elements, Uranus's Moon Ariel, and the Fate of Comet AtlasIn 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 rat