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The Guardian: Comet Ison appears to survive close encounter with the sun - Dr Stuart Clark

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I have a new story published by The Guardian today:

 

"Solar visit threatened to vaporise the comet but the remnant may be visible from Earth in December

 

Comet Ison appears to have survived a close encounter with the sun that had threatened to vaporise it. The remnant could now go on to be visible from Earth in December, but astronomers do not know how bright it might become.

 

 

Travelling at more than 200 miles per second, Ison passed 730,000 miles above the sun's 6,000C surface on Thursday evening. This would have heated the comet to almost 3,000°C, enough to vaporise rock as well as ice.

 

"It would be an absolutely hellish environment, there's never been a better time to use the words 'snowball's chance in hell'," said Tom Kerss, astronomer at the Royal Observatory in Greenwich, south-east London. ... "

 

Read the full story here.

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