Small Steps, Giant Leaps: Episode 117: N...

On September 17, 2025, NASA announced that the number of exoplanets, planets outside our solar system, tracked by NASA has reached 6,000. In the three decades since the groundbreaking detection of exoplanet 51 Pegasi b, the first confirmed planet orbiting a Sun-like star, astrono ... Show More

A steel vacuum chamber 50 stories deep at NASA’s Glenn Research Center lets researchers simulate near-weightlessness by letting test hardware freefall for 5.18 seconds. 

From black holes to star clusters, scientists are turning space data into sound with a process called sonification. Dr. Kimberly Arcand, visual scientist with the Harvard-Smithsonian Center for Astrophysics, joins us to explore how data sonification lets more people experience th ... Show More

NASA Flight Opportunities Program Manager Danielle McCulloch discusses rapid demonstration of technologies and capabilities for NASA missions and commercial spaceflight. 

Experts from NASA’s Stennis Space Center discuss the facilities that support RS-25 engine testing for the Space Launch System and future Artemis missions. HWHAP Episode 338. 

Planetary scientists and OSIRIS-REx co-investigators at NASA's Johnson Space Center walk us through the processes and emotions of working in the lab with asteroid Bennu’s precious samples. HWHAP Episode 319. 

NASA Research Electrical Engineer Lyndsey McMillon-Brown discusses development of perovskite solar cell technology for Moon and Mars exploration. 

NASA Langley Research Center Retired Chief Scientist Dennis Bushnell discusses highlights of his 60-year NASA career and the future of the agency. 

Aaron Allcorn and Tom Williams discuss NASA’s efforts to understand the optimal spaceflight environment that maximizes human performance. This is part two of a six part series on NASA’s Human Research Program. HWHAP Episode 124. 

How would flying on Mars be different? Neil deGrasse Tyson and comedian Matt Kirshen explore aeronautics, aerodynamics, airplanes and more with NASA aerospace engineer and author Wendy Okolo, PhD. NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here:  ht ... Show More

What’s the future of space suits? On this episode, Neil deGrasse Tyson and comic co-host Matt Kirshen explore innovation in space suit technology with aerospace engineer Ana Diaz Artiles. NOTE: StarTalk+ Patrons can watch or listen to this entire episode commercial-free here: htt ... Show More