Sunspot AR3184 erupted with an X1.9-class solar flare. NASA's Solar Dynamics Observatory (SDO) captured the fireworks. The sunspot has been very active since it rotated into SDO's view. Credit: ...

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The sun is in its most active phase—solar summer—causing auroras and posing real risks to satellites, GPS, and power systems ...

Have you seen the Northern Lights? They're more than just pretty colors; when you see them in Pittsburgh, there's science ...

Scientists at the University of St Andrews discovered that particles in solar flares can reach temperatures 6.5 times higher than previously thought, with ...

Scientists from the University of St Andrews have discovered that ions in solar flares can reach scorching temperatures more ...

Solar flares are intense bursts of light and particles from the sun. And while they can pose hazards for things like satellites, they are also beautiful, dramatic and incredibly hot. NPR's Nell ...

Beautiful yet dangerous solar flares that erupt from the sun could be as hot as 180 million degrees Fahrenheit, researchers say. That's more than six times hotter than solar physicists previously ...

The hottest parts of the sun are its solar flares, and a new study suggests these flares could be more than six times hotter than scientists used... Beautiful yet dangerous solar flares that erupt ...