Sunspot AR4114 erupted with M8 and M6-class solar flares. NASA's Solar Dynamics Observatory captured the fireworks in ...

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This artist's concept shows NASA's Neil Gehrels Swift Observatory orbiting above Earth.Credit: NASA's Goddard Space Flight ...

This investigation reveals the dangers posed by solar flares, massive eruptions from the Sun capable of disrupting life on ...

Our sun is about five times less magnetically active than other sunlike stars—effectively a special case. The reason for this ...