Sunspots | Center for Science Education
Solar Flare May Bring Aurora South to Pennsylvania, Iowa, Oregon
Sunspots/Solar Cycle | NOAA / NWS Space Weather Prediction Center
Radiation From Solar Activity | US EPA
The Earth just got hit with two powerful solar flares and more are on the way
Solar flare risk high as "violent" part of sun faces Earth
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The Sun and Sunspots
Photos Show Huge Swarm of Sunspots Big Enough to Swallow Earth
Why Are There No Sunspots? – ScIU
What Is A Sunspot And A Solar Flare? - Farmers' Almanac
How the Sun Get Its Spots: New Theory Proposed for Solar Mystery | Space
NASA Satellite Spots New Behemoth Sunspot | WIRED
Giant sunspot doubled in size in 24 hours, and it's pointing right at Earth | Live Science
Sunspot - Wikipedia
Why does the sun get sunspots? Scientists may finally know | CNN
AR12192: The Largest Sunspot Group of Solar Cycle 24 - The Sun Today with Dr. C. Alex Young
What Will Solar Cycle 25 Look Like? | NASA
No need to panic' as sunspot with potential for solar flares doubles in size overnight, scientists say
The Role of Sunspots and Solar Winds in Climate Change - Scientific American
The sun has spots. Here's what we've learned about them so far. | Space
Solar weather has real, material effects on Earth
Sunspots: What are they, and why do they occur? | Space
The Solar Cycle | NOAA SciJinks – All About Weather
Sunspot maximum | astronomy | Britannica
Sunspots
How We'll Safeguard Earth From a Solar Storm Catastrophe
