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Updated NOAA aurora data acquisition. Aurora should now work properly again.
SOL.SWx brings the power of the Sun to your fingertips with real-time space weather monitoring from NASA and NOAA... completely ad-free, as it should be. AURORA ALERTS & FORECASTING Never miss the northern or southern lights. See real-time aurora forecasts, Kp index predictions, and exactly where auroras are visible right now. Our unique aurora compass points you toward the best viewing direction from your location. LIVE SOLAR MONITORING Watch the Sun like never before with imagery from four space observatories—SDO, SOHO, STEREO, and GOES. Track solar flares as they erupt, monitor coronal mass ejections heading toward Earth, and create shareable time-lapse animations. SPACE WEATHER WARNINGS • X-ray flux charts and solar flare probability • Geomagnetic storm alerts (G-scale) • Radio blackout and radiation storm notifications FOR ENTHUSIASTS & PROFESSIONALS Whether you're chasing auroras, operating radio equipment, or monitoring conditions that affect GPS and communications, SOL.SWx keeps you connected to our nearest star. DATA FROM TRUSTED SOURCES NASA Solar Dynamics Observatory • NOAA Space Weather Prediction Center • Helioviewer.org