Kosmos 482: The Soviet-era Venus probe that fell to Earth
This week on Planetary Radio, we explore the decades-long journey of Kosmos 482, a Soviet-era Venus probe that spent 53 years orbiting Earth before its dramatic return on May 10, 2025. Ben Fernando, a...
14 Touko 202552min
TOI-270 d: Unveiling the secrets of a sub-Neptune
TOI-270 d is revealing secrets about the most common type of planet in our galaxy, sub-Neptunes. Sarah Al-Ahmed is joined by planetary geochemist Chris Glein from the Southwest Research Insitute to di...
7 Touko 202559min
Space Policy Edition: How NASA remembers—and forgets
No one person knows how to build a spaceship. Dr. Janet Vertesi has seen this firsthand. She’s spent years embedded in NASA science teams, not as a participant, but as an observer. She’s a sociologist...
2 Touko 20251h 18min
From backyard telescopes to global reach: AstroKobi and the power of short-form space videos
How does someone go from stargazing in a rural Australian backyard to inspiring millions around the world about space science? This week, Sarah Al-Ahmed sits down with Kobi Brown, better known as Astr...
30 Huhti 202559min
Celebrating 45 years of The Planetary Society at the Cosmic Shores Gala
Join us aboard the historic RMS Queen Mary for a celebration of The Planetary Society’s 45th anniversary. In this special episode of Planetary Radio, we bring you highlights from our Cosmic Shores Gal...
23 Huhti 202559min
Passback budget breakdown: A 47% cut to NASA science
NASA’s science programs are facing the largest proposed budget cut in more than 40 years. This staggering 47%reduction could cancel missions, waste billions in U.S. taxpayer investments, and unravel d...
16 Huhti 202559min
Why is Mars red? A new clue to the history of habitability in Martian dust
For decades, scientists hypothesized that Mars’ reddish color came from hematite, an iron oxide thought to have formed through dry oxidation after Mars lost its water. But new research suggests the st...
9 Huhti 202554min
Space Policy Edition: Lies, Damned Lies, and Space Data
The space sector is data-rich but insight-poor. Jack Kuhr, head of research at Payload Space, joins the show to unpack how business, budgeting, and performance data—not spacecraft science—can shape in...
4 Huhti 20251h 9min
