Monthly Archives: June 2009

The Mystery of the Shrinking Red Star

An image of Betelgeuse’s atmosphere observed at a wavelength of 7mm.

We cannot see what is not on our mental ‘map.’ Almost the entire visible universe is in the form of highly-conductive plasma but electrical discharge in plasma is nowhere on the map. The red supergiant star Betelgeuse, the bright reddish … Continue reading

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