NASA Studies Meteor Smoke Trails

Cometary bodies leave behind iron-rich olivine cosmic dust particles that NASA has been studying with a satellite instrument for over a decade.

IMAGE: A meteor lights up the sky over the top of a mountain ridge near Park City, Utah. CREDIT: NASA/Bill Dunford

We talked on last week’s What’s Up and on several previous episodes about just what makes a meteor shower. Generally, comets passing through our solar system routinely…

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Planetary scientist, podcast host. Communication specialist for SETI Institute and Planetary Science Institute. Journalist on the Weekly Space Hangout.

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Beth Johnson

Beth Johnson

Planetary scientist, podcast host. Communication specialist for SETI Institute and Planetary Science Institute. Journalist on the Weekly Space Hangout.

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