Sunspot AR4618 erupted with an M4.4-class solar flare causing a coronal mass ejection (CME) that may give Earth a glancing blow. NASA's Solar Dynamics Observatory captured the fireworks in multiple ...
Northern Lights forecast: 18 states may see the Aurora tonight due to a G2 solar storm. Check the map and best times.
NASA's Solar Dynamics Observatory captured sunspot AR3386 blast a long-duration X1.6-class solar flare and X1 flare. See time ...
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