Video companion · Cosmic Impacts and Planetary Defense

The Perseid Meteor Shower’s Cometary Source

Name: The Perseid Meteor Shower’s Cometary Source
Uploaded: 2026-04-13
Duration: 3 min 35 s
Channel: Rick Wood
Description: Swift–Tuttle connects a beautiful August sky to comet chemistry, impact risk, and the origin-of-life question.

A beloved meteor shower is Earth crossing debris from a 26-kilometer comet.

3:35Published April 13, 2026Hosted by Rick Wood

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What you’ll discover

Why meteor showers repeat
What Rosetta found on comet 67P
Why Swift–Tuttle is both beautiful and consequential

Chapters

0:00The old omen
0:58What Rosetta found
2:18Meet Swift–Tuttle
3:05The August crossing

Further reading

Chapters