Discover and read the best of Twitter Threads about #SunSpots

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#Sunspots! They're back!

This is my view of Active Region #AR2778 on the #Sun, yesterday 2020-10-28.

Fun fact: Sunspots are temporary, dark, and *cold*! (in relative terms)

Fun fact: There are MORE today!
(Go look: sdo.gsfc.nasa.gov/data/)

#outreach #scicomm #spaceweather Active Region 2778
The previous image of #AR2778 was processed into false color, using RGB curves.

The input data, started from the actual monochrome capture (using a green photographic filter), like this.

#solar #astrophotography #sun #outreach #spaceweather Solar Active Region AR 2778
Just for fun, here is a close-cropped view of this #sunspot group. It's continuously changing, as they do, but it's obvious from hour to hour.

Fun on the #Sun!

#ar2778
Read 3 tweets
Joanna D. Haigh talks about the
#Sun, #SunSpots and #SolarActivity. She speaks and the elliptical #Orbit of the #Earth, the thousand of year cycles and the #ElevenYearCycle of Solar Activity, and stratospheric heat from solar radiation. 👇👇👇

#ClimateChange #ClimateScience
Solar Variability and Climate

Radiative forcing of #ClimateChange:

Read 6 tweets

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