Former ISS program manager and Axiom Space co-founder Michael Suffredini reflects on the ambitious path to building the International Space Station and the lessons learned from a decade of leadership. HWHAP 405. 

The CHAPEA Mission 2 crew discusses their backgrounds and preparations for their upcoming yearlong analog Mars mission inside the Mars Dune Alpha habitat at NASA’s Johnson Space Center. HWHAP 404. 

NASA astronaut Chris Williams shares his journey exploring the early universe, cancer treatment techniques, and astronaut training before his first mission to the International Space Station. HWHAP 403. 

NASA’s all-American 2025 astronaut candidates share a little about themselves by playing a fun icebreaker game. HWHAP 402. 

NASA Artemis II launch director Charlie Blackwell-Thompson shares her path to the console and what it takes to launch the first crewed Artemis mission to the Moon. HWHAP 401. 

Acting NASA Administrator Sean Duffy joins us for our milestone 400th episode to share his journey and vision for advancing NASA into the future. HWHAP 400. 

NASA astronaut Suni Williams reflects on her recent record-breaking mission on board the International Space Station. HWHAP 399. 

Acting Vehicle Integration Office Manager for NASA's Orion Program Chris Edelen discusses the spacecraft that will carry astronauts around the Moon on Artemis II. HWHAP 398. 

NASA astronauts Don Pettit and Matt Dominick share their experiences capturing stunning photography from the International Space Station. HWHAP 397. 

NASA project scientists Maria Banks and Sue Lederer revisit recent Commercial Lunar Payload Services missions and discuss research on the Moon. HWHAP 396. 

USACE Chief Historian John Lonnquest shares the legacy of the U.S. Army Corps of Engineers and their role in building NASA’s spaceflight infrastructure. HWHAP 395.