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Home > Walkabout the Galaxy > Planetary Nebulae and Active Asteroids Get a Closer Look
Podcast: Walkabout the Galaxy
Episode:

Planetary Nebulae and Active Asteroids Get a Closer Look

Category: Science & Medicine
Duration: 00:41:10
Publish Date: 2026-02-05 19:07:00
Description:

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 like comets. Elsewhere in the galaxy, the famous ring nebula gets a new spectral image that shows the presence of band of iron. Could it be the remnants of a planet like Earth or Mercury that was vaporized when the nebular formed? Tune in for our take on this, space news, trivia and much more.

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