Vince Ledvina, also known as the Aurora Guy, joins Planetary Radio to discuss the science behind the northern and southern lights and what they can tell us about our Sun, our planet, and worlds across our galaxy.
May 6
Day of Action 2026: Rejoining the fight to save NASA science
Every year, members of The Planetary Society travel to Washington, D.C., to make their voices heard on Capitol Hill. This year, just days after the Artemis II crew splashed down off the coast of San Diego, the Presidential Budget Request dropped once more, proposing a 46% cut to ... Show More
59m 31s
May 1
Space Policy Edition: Why humans matter — The philosophy of Artemis II
When Artemis II returned its crew safely to Earth, millions of people found themselves unexpectedly moved. The mission was a test flight, a proof-of-concept, and yet it felt like something far greater than the sum of its parts. In this episode, Casey Dreier, chief of space policy ... Show More
1h 18m
Apr 29
Yuri's Night 2026: Celebrating 65 years of human spaceflight
On April 12th, 1961, Yuri Gagarin became the first human in space. Sixty-five years later, we celebrated that milestone at Griffith Observatory in Los Angeles, CA. We began on the lawn of Griffith Observatory, where host Sarah Al-Ahmed spoke with exhibitors about the tools, dream ... Show More
59m 40s
Jan 2025
Parker Solar Probe's Record-Breaking Journey, Mysterious X-ray Flares, and Solar Cycle's Weather Impact: S28E03
<b>SpaceTime Series 28 Episode 03</b><br /><b>Parker Solar Probe's Historic Journey</b><br />NASA's Parker Solar Probe has made history by becoming the fastest man-made object, surviving a record-breaking close approach to the Sun's surface. The probe, travelling at an unpreceden ... Show More
26m 46s
Apr 2025
Mars' Organic Mystery Unveiled, Parker Solar Probe's Solar Close Encounter
SpaceTime Series 28 Episode 40
The Astronomy, Space and Science News Podcast
Largest Organic Molecule Discovered on Mars, Parker Solar Probe's Close Encounter with the Sun, and New Insights into Earth's Formation
In this episode of SpaceTime, we discuss the remarkable discovery m ... Show More
24m 40s
Sep 2024
Small Steps, Giant Leaps: Episode 138: The Sun, Star of Our Cosmic Show
The Sun is the ultimate source of life in our solar system, a radiant powerhouse that bathes Earth in the energy necessary for everything from photosynthesis to weather patterns. Its warmth and light sustain us. However, the Sun’s influence isn't always benign. Its solar wind—a s ... Show More
21m 34s
Oct 2024
S27E129: Martian Volcanic Discovery, Exomoon's Volcanic Cloud, and Solar Maximum's Impact
SpaceTime Series 27 Episode 129
*First Evidence of a Volcanic Splatocone on Mars
Scientists have identified what appears to be the first evidence of a volcanic splatter cone on Mars, similar to those found on Earth. This discovery, led by Ian Flynn from the University of Idaho, s ... Show More
27m 46s
Sep 2024
#454: Universe's Speed Limits, Triple Star Systems & CME Mysteries
Join Andrew Dunkley and Professor Fred Watson in this lively Q&A episode of Space Nuts, where they tackle fascinating questions from listeners about the universe's expansion, three sun systems, black hole mergers, and coronal mass ejections.
Episode Highlights:
- Universal Expans ... Show More
21m 57s
Oct 2025
Sunlight Satellites, Near-Earth Asteroids & the 6,000th Exoplanet Revelation
Sponsor Details:This episode is brought to you with the support of NordVPN....enhance your online privacy with the best in the game. To get our special Space Nuts price and bonus deal, visit www.nordvpn.com/spacenuts or use the code SPACENUTS at checkout.ontroversial Concepts: Su ... Show More
53m 17s