Apr 6, 2026
Astronomy Cast Ep. 789: What Happens When a Planet's Star Dies
By Fraser Cain & Dr. Pamela Gay
Streamed live on Mar 30, 2026.
A star like the Sun only lasts about 10 billion years and it becomes a red giant and finally a white dwarf. This is catastrophic for some of the planets, consumed by the expanding red giant...
Mar 30, 2026
Astronomy Cast Ep. 788: Life’s Molecules Form in Space
By Fraser Cain & Dr. Pamela Gay
Streamed live on Mar 23, 2026.
The theory of evolution how life takes on its wildly different forms. But how did life get started in the first place? It appears the Universe has been making life’s molecules in space for...
Mar 23, 2026
Astronomy Cast Ep. 787: Evolved Stars (They're not dead yet!)
By Fraser Cain & Dr. Pamela Gay
Streamed live on Mar 16, 2026.
Main sequence stars spend most of their time being… normal. Fusing hydrogen into helium in their cores. Producing radiation. But as their stockpiles of hydrogen run out they switch to...
Mar 16, 2026
Astronomy Cast Ep. 786: Wolf-Rayet Stars
By Fraser Cain & Dr. Pamela Gay
Streamed live on Mar 9, 2026.
You think the Sun is a terrifying ball of fire and fury? Wait until you learn about today’s topic: Wolf-Rayet stars! These are massive, dying stars hurling their outer layers out into space before detonating as...
Mar 9, 2026
Astronomy Cast Ep. 785: Magnetars
By Fraser Cain & Dr. Pamela Gay
Streamed live March 6, 2026.
Magnetars are a special type of neutron star with physics that defy comprehension. Magnetic fields so powerful they could strip you apart at an atomic level. But, where do they come from? So many mysteries to uncover about...