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Tag Archives: sunspots
Sunspots
Sunspots are areas of the sun that appear dark because they are cooler than their surroundings and are used as an indicator of solar activity. They are formed because material at the solar equator moves significantly faster than the materials at the poles, causing the magnetic field lines to become warped. If the magnetic field … Continue reading Sunspots Continue reading
The Pock-Marked Sun God
Sunspots are areas on the Sun that appear darker compared to their surroundings because they are cooler than the areas around them. This does not mean that the spots are actually cold, but relative to the 5800K temperature of the rest of the Sun, sunspots are much cooler at 4000K. Magnetic fields prevent the hotter […]
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“Imperfections” in the Sky
As we study the history of astronomy, and delve into the lives of figures such as Newton, Kepler and Capernicus, I found it particularly interesting how vital the Christian Church was in proving/disproving whether the so-called “scientific facts” of the … Continue reading →
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Posted in Historical, Observables
Tagged astro201, blog4, galileo, sunspots
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Astronomy201: Reflection and Take Away
The best part about this class has been the breadth of knowledge I have accumulated. We tend not to go too far into any one subject, but we cover enough […]
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Posted in Sun
Tagged astro201, blog10, solarflares, sunspots
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