Science & Medicine

Planetary Nebulae and Active Asteroids Get a Closer Look

Feb 5, 202641:10Science & Medicine

There's always been a fuzzy line between asteroids and comets, and new observations of asteroids in the vicinity of Jupiter provide a hint to the origin of the mysterious active asteroids that look like asteroids but act...

About This Episode

Planetary Nebulae and Active Asteroids Get a Closer Look is an episode from Walkabout the Galaxy by Joshua Colwell. There's always been a fuzzy line between asteroids and comets, and new observations of asteroids in the vicinity of Jupiter...

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Episode Details

Published Feb 5, 2026, 41:10 long, audio available.

Planetary Nebulae and Active Asteroids Get a Closer Look

About This Episode

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