Colanders and is space a stew?
How many colanders can you fit in a field? In, yet another, bonus episode Izzie Clarke, @DrBecky and producer Richard Hollingham share their...
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Science & Medicine
The Supermassive Podcast
This is The Supermassive Podcast from the Royal Astronomical Society. Every month, science journalist Izzie Clarke and astrophysicist Dr Becky Smethurst take you through the universe with th...
The Supermassive Podcast Podcast Guide
Listen to The Supermassive Podcast, a Science & Medicine podcast by Izzie Clarke. Stream 121 episodes in English, follow new audio stories, and play episodes online on Radio and Podcast.
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Episodes
20 of 121 episodesTop Tips To See The Eclipse
There's an eclipse on Wednesday 12th August 2026. So where can you see it? And how do you do that safely? Izzie Clarke, Dr Becky Smethurst a...
Q&A: Could Dark Matter Be Space Vampires?
It's Q&A time! Izzie Clarke, Dr Becky Smethurst and the Royal Astronomical Society's Dr Robert Massey dive into The Supermassive Mailbox to...
Can Time Travel be sped up? What is the Bootes Void? And G'day to Australians
What is the Bootes Void? Why do we only see one side of the Moon? Can time travel be sped up? And what's the smallest amount of visible spac...
What the heck are neutrinos?
Is this the toughest subject we’ve ever tackled? Izzie certainly thinks so and it’s even making Dr Becky and Dr Robert's brains hurt. Helpin...
Why Is There Motion in the Universe?
What happens if two diamond core stars collide? Will the Moon drift away from Earth? Why is there motion in the universe? And why we need a...
How Do Space Telescope Work?
Nancy Grace Roman. Ariel. The next generation of space telescopes are here. Astrophysicist Dr Becky Smethurst and science journalist Izzie C...
Did Gravity Wipe Out The Dinosaurs?
How do we calculate a black hole's event horizon? Does Mercury's tail impact Earth? Can we name a planet Rupert? And did gravity wipe out th...
Into the Space Debris Swamp
Izzie & Dr Becky think that space needs a spring clean, so this episode is all about space debris. What is it? How big of a problem is it? A...
Our Artemis II Debrief
What. A. Mission. The Supermassive Team are in AWE of the Artemis II Crew and the people that helped them to loop around the Moon. From scie...
When Space Goes Rogue....
The Supermassive Team are going rogue (more so that usual!) This time, it’s all about the non-conforming objects in space. Black holes, plan...
Black holes in the lab and meeting Ryan Gosling
It’s a massive bonus episode this month with both listener questions and an extended interview with the producer/directors of the new Ryan G...
What is the Hubble Tension?
There's a crisis in cosmology when it comes to understanding a little thing like the acceleration of our universe, aka The Hubble Tension. A...
2026: The year in space... And at sea?!
What are the biggest space missions of 2026? And what are the best stargazing opportunities this year? The Supermassive Team - Izzie Clarke,...
Q&A: Meteors, Artemis II, and Space Bathtubs
The Supermassive Podcast is back for 2026, and we've got a MEGA Q&A. What happens when two nebulae collide? Where did Neptune and Uranus for...
How to Time Travel
Fire up your flux capacitor and dematerialise your Tardis because The Supermassive Podcast is traveling in time. Is it possible? How does it...
BONUS - Slingshots, Christmas Presents & Alien Communication
What would it be like to feel gravitational waves? How are satellites protected from extreme solar storms? How do gravity slingshots work? A...
Protecting Our Dark Skies
What are the threats to our dark night skies? And what needs to be done to protect them? Izzie, Dr Becky and Robert explore this important t...
BONUS - Supermassive Gone Rogue
Can JWST detect exomoons? How can black holes keep absorbing more mass? How big is our cosmic neighbourhood? And what is a rogue black hole?...
A Watery History of Mars
Grab your space swimsuit, Izzie and Dr Becky explore Mars' wet past. When did the red planet have water? Where did it go? And were there can...