Space Weather

Solar Activity Solar Flares Solar Wind Coronal Mass Ejections Geomagnetic Storms Solar Phenomena Solar Storms Solar Cycle Solar Events Solar Cycles NOAA Effects of Solar Activity Impact on Earth Effects on Technology Coronal Mass Ejection Geomagnetic Effects Solar Eruptions Geomagnetic Activity Space Environment Magnetic Reconnection Galactic Radiation Spacecraft Protection Impact Risk Assessment Solar Physics Solar Activity Monitoring Radiation Effects Geomagnetic Storm Levels Effects on Earth Forecasting NOAA Predictions Near-Earth Objects NOAA Space Weather Prediction Center Solar Cycle 25 Prediction Models Solar Maximum Solar Observations Impact on Technology Solar Winds Coronal Mass Ejections (CMEs) Geomagnetic Storm Solar Dynamics Observatory NASA Observations Ionosphere Communication Systems Communication Disruptions

First Direct Detection of Torsional Alfvén Waves in the Sun’s Corona

DKIST’s Cryo-NIRSP isolated opposite Doppler shifts in million-degree iron, revealing the waves’ twisting signature.

Young Sun-Like Star Shows First Direct Multi-Temperature CME, Backed by Five-Year Stellar Survey

Scientists Directly Detect Torsional Alfvén Waves in the Sun’s Corona

Hawaiʻi Researchers Pin Down Why the Sun Has "Rain" During Flares