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
Book Club Edition: Founder and CEO Peter Beck on The Launch of Rocket Lab
He built a rocket-powered bike when he was a kid. Now he leads the company that has made New Zealand number three among nations that launch big rockets, following the United States and China. Sir Pete...
17 Apr 57min
Triumph and turmoil: Artemis II and the renewed fight to save NASA science
The Artemis II crew has returned home safely after a historic 10-day journey around the Moon, the first crewed lunar mission in over 50 years. In this episode, we celebrate some of the mission's most ...
15 Apr 59min
Artemis II launches to the Moon
Four astronauts — Commander Reid Wiseman, Pilot Victor Glover, Mission Specialists Christina Koch and Jeremy Hansen — are on their way around the Moon, on a journey that will take them farther from Ea...
8 Apr 57min
Space Policy Edition: Return to Launch — Cape Canaveral's unlikely history
What makes Cape Canaveral the center of U.S. spaceflight? The answer is a fascinating mix of geography, military strategy, Cold War politics, and a fair amount of historical accident. In this episode ...
3 Apr 1h 13min
Artemis II’s AVATAR and a sungrazing comet
Artemis II is the first crewed lunar mission since Apollo 17, and riding alongside the crew is one of the most ambitious biology experiments ever sent to space. It's called AVATAR, short for A Virtual...
1 Apr 1h
The astronaut health experiments of Artemis II
Artemis II is about more than getting four humans to the Moon and back. It's an opportunity to gather data on human health in deep space that we haven’t had in over 50 years. This week, we’re joined b...
25 Mars 1h 3min
