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EVSN - Betelgeuse: Smaller & Closer Than Previously Thought… What?
From October 19, 2020.
Hosted by: Dr. Pamela L. Gay (@CosmoQuest)
Today's top story brings back our favorite red giant star, Betelgeuse. A new paper published in The Astrophysical Journal (ApJ) with lead author Dr. Meridith Joyce looks at Betelgeuse as a pulsating variable star and uses atmospheric physics to bring us new insights on what the red giant is up to.
This paper combines new observations with new computer models to derive the star's mass and size from its outward behavior in much the same way that one might derive the size of a jug based on what notes can be created by blowing…
The skinny
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