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Solar activity - SpaceWeatherLive.com
Homepage | NOAA / NWS Space Weather Prediction Center
Solar activity report - SpaceWeatherLive.com
SOHO Space Weather - Solar and Heliospheric Observatory
Solar and Geophysical Activity Summary - Space Weather
Solar Activity | NESDIS
Solar Cycle Progression and Forecast - NASA
Solar Activity - NOAA / NWS Space Weather Prediction Center
ESA - Sun fires off largest flare of current solar cycle
SpaceWeatherLive.com | Real-time data and plots auroral activity