Related topics: earth · sun · noaa · space weather

Active region on sun continues to emit solar flares

The sun emitted two mid-level solar flares on Sept. 7, 2017. The first peaked at 6:15 a.m. EDT. The second, larger flare, peaked at 10:36 a.m. EDT. These are the fourth and fifth sizable flares from the same active region ...

Regional solar storm forecasts set to begin

For the first time beginning next month, forecasts of the regional effects of solar storms will help protect the power grid and communications satellites, thanks to a new tool developed by researchers at the University of ...

Image: NASA's SDO captures mid-level solar flare

The sun emitted a mid-level solar flare, peaking at 8:29 pm EDT on April 17, 2016. NASA's Solar Dynamics Observatory, which watches the sun constantly, captured an image of the event. Solar flares are powerful bursts of radiation. ...

NASA helps power grids weather geomagnetic storms

On March 9, 1989, a huge cloud of solar material exploded from the sun, twisting toward Earth. When this cloud of magnetized solar material - called a coronal mass ejection, or CME - reached our planet, it set off a chain ...

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