Extremely massive Kuiper Belts around 49 Ceti and HD 21997?

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Extremely massive Kuiper Belts around 49 Ceti and HD 21997?

Post by Lazarus on 10th July 2012, 2:05 pm

Explaining the observations of carbon monoxide around the A-type stars 49 Ceti and HD 21997 with a ~400 Earth mass comet belt.

Zuckerman and Song: A 40 Myr Old Gaseous Circumstellar Disk at 49 Ceti: Massive CO-Rich Comet Clouds at Young A-Type Stars

Hmmmm.
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Re: Extremely massive Kuiper Belts around 49 Ceti and HD 21997?

Post by Lazarus on 11th November 2012, 7:52 pm

And now a press release.
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Re: Extremely massive Kuiper Belts around 49 Ceti and HD 21997?

Post by Lazarus on 9th November 2015, 5:24 pm

More on the 49 Ceti disc - details on some of the star-grazing comets, preliminary estimates of a super-solar C/O ratio.

Miles, Roberge & Welsh "UV Spectroscopy of Star-Grazing Comets within the 49 Ceti Debris Disk"
http://arxiv.org/abs/1511.01923
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Re: Extremely massive Kuiper Belts around 49 Ceti and HD 21997?

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