A new sunspot group has quickly grown and is spewing out the most intense type of solar flare. Effects on Earth are forecast ...

The sun has emitted several solar flares in recent days, putting space-weather experts on the lookout for northern lights ...

Scientists say this powerful surge in solar activity could set the stage for the northern lights to appear as early as ...

The sun emitted some of the most powerful solar flares this week, NASA announced.

Fired from a vast sunspot, the "coronal mass ejection" is expected to reach Earth on either Thursday or Friday this week.

Solar conditions are shifting as fresh solar eruptions ripple through the space environment, prompting forecasters at NOAA to ...

The sunspot region 4366 fired off dozens of powerful solar flares in 24 hours, including the single strongest flare since ...

Clouds and periods of rain are expected Tuesday with cooler overnight temperatures settling in by midweek. Sunshine becomes more likely Wednesday and Thursday, with chilly mornings.

CMEs are big blasts of plasma ejected from the Sun, which are often associated with the best and worst effects of solar ...

The sun is experiencing a violent solar storm, releasing one of the strongest solar flares seen in the past 30 years ...

Multiple M-class and X-class solar flares erupted within 24 hours as an active sunspot released intense radiation affecting ...