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Restless star pushes water snow line into view | July 13, 2016

 

An artist's impression of what the water snow line would look like

 
 

You’ve likely heard of snow lines here on Earth. They’re the places on mountains above which there is an eternal blanket of the white stuff. But newly forming stars have a snow line too. It’s the line where water vapor gets far enough from the heat of the star to form ice crystals around dust particles, and we usually can’t see it, even with our most powerful telescopes. Thanks to one particular stellar outburst however, the line was pushed about 13 times farther out than usual, allowing the Atacama Large Millimeter/submillimeter Array (ALMA) to pick it up.

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Continue Reading Restless star pushes water snow line into view

 
 
 
 
 
 

Category: Space

 
 
 
 
 
 

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