Science news articles about 'M Class Solar Flare'

A new group of sunspots has produced moderate (M-class) solar flares, but forecasters say it could unleash a large (X-class) flare.

... has been changing form over the past 72 hours, possibly a pre-cursor to a M-Class solar flare that could pose a threat to Earth. Includes Solar Dynamic Observatory imagery ...

... on March 2, 2012 producing an M3 flare. NASA's Solar Dynamics Observatory (SDO) and Solar Terrestrial Relations Observatory (STEREO) were on hand to observe the fireworks ...

Sunspot AR1471 unleashed an M-class solar flare on May 7th, 2012. Forecasters at the Goddard Space Weather lab predict that coronal ...

... sun launched a moderate, or M-class, solar flare May 17, 2012, it was still one of the largest eruptions seen since late ...

... strong flare erupted from sunspot AR1513 on June 29th, 2012 and the Solar Dynamics Observatory was on hand to record it with its ultraviolet ...

GREENBELT, Md., Nov. 13 (UPI) -- NASA said the sun emitted a mid-level M-Class solar flare Tuesday, an example of the weakest flares that can still cause some space weather effects near Earth.