Interplanetary Podcast

Latest Episodes:

#321 - Brian Clegg - The Multiverse Oct 23, 2025

Show notes

In this episode, Matt is joined by acclaimed science writer Brian Clegg to explore the dazzling world of the multiverse. Brian unpacks the science and speculation behind one of physics’ most mind-bending ideas. Together, they discuss why the multiverse has captivated scientists and storytellers alike, the fine line between science and philosophy, and what it all means for our place in the cosmos. Brian Clegg is expanding our minds and what’s possible in his upcoming title The Multiverse: When One Universe Isn’t Enough (23rd October 2025).

#320 - Andy Saunders - Gemini and Mercury remastered Aug 25, 2025

Show notes

Andy Saunders joins Matt to talk about his new book Gemini and Mercury Remastered. We dig into the forgotten missions that paved the way for Apollo, the astonishing images he’s restored from NASA’s archives, and the human dramas behind them from blown hatches to dangerous spacewalks.

#319 Bubble Universe Aug 10, 2025

Show notes

Matt and Jamie dive headfirst into the cosmic foam to explore the Bubble Universe, the mind-bending idea that our universe might be just one of countless “bubbles” in a vast multiverse. From the physics of cosmic inflation and the mysteries of the cosmic microwave background, to the philosophical head-scratchers of infinite realities, they mix hard science, playful analogies, and a touch of pop culture chaos.

#318 - Dr. Saralyn Mark - Space Health Jul 05, 2025

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Matt welcomes Dr. Saralyn Mark, a world-renowned leader in women's health, space medicine, and innovation in gender-specific design. Dr. Mark is an endocrinologist, geriatrician, and former Senior Policy Advisor at the White House Office of Science and Technology Policy. She’s advised organizations such as NASA and the Department of Health and Human Services, and is the founder of iGIANT, a groundbreaking nonprofit accelerating gender-specific innovation across sectors, from health to space exploration. Dr. Mark is also the author of the fascinating book, Stellar Medicine: A Journey Through the Universe of Women’s Health, and today we’ll be exploring how insights from space can transform human health here on Earth, the importance of gender in space exploration, and much more. www.linktr.ee/Interplanetary Hosts: Matt Russell Music: Matt Russell / Iam7

#317 - Roman Chiporukha - Space Tourism May 27, 2025

Show notes

Matt welcomes Roman Chiporukha, co-founder and CEO of SpaceVIP, the concierge service that books everything from zero-g airplane jaunts to orbital stays aboard the ISS. Episode 317 invites you to imagine your next vacation above the Kármán line—and weigh whether the price tag is worth the view. Strap in for a conversation that spans luxury, logistics, and the future of off-world adventure

#316 - Maritime Launch Services - Steve Matier Apr 15, 2025

Show notes

Episode 316 of the Interplanetary Podcast kicks off with Matt tackling the unsettling news of NASA’s potential science funding cuts—raising concerns about the future of groundbreaking space research—and pondering whether SpaceX’s mighty Starship could become an over-budget behemoth or the key to humankind’s next giant leap. Then, Matt welcomes Steve Matier, CEO of Maritime Launch Services, who sheds light on Canada’s ambitious foray into commercial spaceflight. From building Spaceport Nova Scotia to launching the next wave of satellites, Steve shares how MLS is staking out its place in the rapidly growing space economy. It’s a thought-provoking deep dive into the business, engineering, and dream-chasing behind the new frontier of Canadian aerospace.

#315 - Civil Discourse - Alan Smale Mar 19, 2025

Show notes

After a rant about civil discourse and the need for truth in the space commnuity, Matt Chats with Alan Smale who writes alternate and twisted history, and hard SF. Hot Moon, his alternate-Apollo “technothriller with heart”, was launched back in July 2022, followed by sequel Radiant Sky, in November 2024. The Apollo Rising series will conclude with Burning Night, in late 2025.

#314 - Space Design Competition - Stephen Thrum Feb 16, 2025

Show notes

Matt chats with Stephen Thrum, a teacher at Windaroo Valley State High School in Logan QLD (Australia), whose career spans from professional model making to interning at NASA. and is a Space Settlement Design Coach—a role in which he has led teams of Australian school students to National and International victories over the past 16 years www.linktr.ee/Interplanetary Hosts: Matt Russell Music: Matt Russell / Iam7 -

#313 - 2024 roundup - Type 1 Ventures Jan 08, 2025

Show notes

Matt chats with Tarek Waked, Founding Partner of Type One Ventures. Type One is an investment firm committed to developing a future civilization that is self-sufficient and interplanetary. The firm invests in space centric innovations. Matt Also www.linktr.ee/Interplanetary Hosts: Matt Russell Music: Matt Russell / Iam7

#312 - Space Radiation - Cosmic Shielding Dec 09, 2024

Show notes

Matt chats with Yanni Barghouty, CEO and co-founder of Cosmic Shielding Corporation (CSC). Yanni is creating radiation shielding technology to ensure that hardware can operate in space without degrading. www.linktr.ee/Interplanetary Hosts: Matt Russell Music: Matt Russell / Iam7 Twitter @interplanetypod

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