Los Angeles Astronomical Society celebrates 100 years of looking up
The Los Angeles Astronomical Society (LAAS) is one of the oldest and largest amateur astronomy clubs in the United States, and this year, it’s turning 100. To mark the occasion, the LAAS threw a cente...
27 Maj 1h 2min
Twenty organic molecules found in an ancient Martian rock
NASA's Curiosity rover has been exploring Mars' Gale Crater for over a decade. A new analysis of samples collected there reveals something remarkable: more than 20 different organic molecules preserve...
20 Maj 55min
Book Club Edition: Diane Ackerman and “The Planets: A Cosmic Pastoral”
Author, poet, and science communicator Diane Ackerman is our guest. Her wonderful collection of poems, with one devoted to each of the worlds in our Solar System, was first published in 1976. Carl Sag...
15 Maj 51min
Igniting Discovery: A showcase of NASA-funded research
The Planetary Society's 2026 Day of Action brought something new this year. For the very first time, the advocacy day was followed by a showcase of NASA funded science in an event called Igniting Disc...
13 Maj 57min
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 D...
6 Maj 59min
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...
1 Maj 1h 18min
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 Ob...
29 Apr 59min
Project Hail Mary hits the big screen
“Project Hail Mary” is finally in theaters, and the science is just as thrilling as the story. This week on Planetary Radio, Sarah Al-Ahmed and senior communications adviser Mat Kaplan share their fir...
22 Apr 1h 1min
