All Episodes

Chapter № 191 31:06

Half the Neutron Stars

Today's episode — S05E191, Friday September 11, 2026: Main story: A population-synthesis study published in Nature Astronomy on 10 September argues that magnetars make up roughly half of …

Chapter № 190 28:11

A Hundred and Nine Flashes

Today's episode — S05E190, Thursday September 10, 2026: Main story: 109 fast radio bursts have been used to measure how much galactic feedback has smoothed out the matter …

Chapter № 189 27:51

The Smallest Things Remember

Everything beyond Neptune is a leftover. The icy bodies of the Kuiper Belt never got assembled into a planet, and out there — dark, cold and empty enough …

Chapter № 188 26:40

The Moon in Five Hours

For fifty years the story has been that the Moon assembled slowly out of a disc of debris. New simulations from Southwest Research Institute add one thing everybody …

Chapter № 185 25:50

One Flash in the Xenon: The Dark Matter Event Nobody Can Explain

Links & sources Brown University — LZ experiment sees surprising result in search for dark matter — https://www.brown.edu/news/2026-09-01/lz-dark-matter-results US Department of Energy — LZ Sees Surprising Result in …

Chapter № 183 23:42

There's Something Molten Under Mars's South Pole

Today's episode — S05E183, Wednesday September 2, 2026: Main story: A thermal anomaly beneath Mars's south pole. Writing in Nature on August 27, a team led by Alexander …

Chapter № 182 18:42

Catching the Uncatchable: Starship's Boldest Test Yet

Today's episode — S05E182, Tuesday September 1, 2026: Main story: SpaceX cleared Booster 21's static fire at Starbase's Pad 2 on August 30, the last major milestone before …

Chapter № 181 17:05

Roman Launches: A Telescope's Countdown Ends

🚀 The Nancy Grace Roman Space Telescope is safely away — Anna and Avery recap Sunday's clean Falcon Heavy launch, what happens next on the road to L2, …

Chapter № 180 18:01

The Weekend Wrap, August 29: Roman's Countdown Begins

Today's episode — S05E180, Saturday August 29, 2026, The Weekend Wrap: Main story: The Nancy Grace Roman Space Telescope launches tomorrow, Sunday August 30, with a primary window …