Postcard from the Universe – An Active Sun

After years of a nearly blank solar disk, we have a beautifully active Sun. Any time you have a chance to see the Sun through a telescope this year, do so. The view is replete with sunspots, or if you have a Hα filter, prominences and more…

The Sun
A white light view of the Sun on 13May2012

Author: Andrew

An electrical engineer, amateur astronomer, and diver, living and working on the island of Hawaiʻi.

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