A new sunspot group has quickly grown and is spewing out the most intense type of solar flare. Effects on Earth are forecast ...
Northern lights occur when a solar flare interacts with Earth's atmosphere.
The comet runs the risk of being destroyed by its extremely close approach to the Sun in April 2026.
Richard Carrington’s name has long been connected with the most intense solar storm ever recorded, but his face was unknown until a lost portrait surfaced.
The sun is experiencing a violent solar storm, releasing one of the strongest solar flares seen in the past 30 years ...
The sunspot region 4366 fired off dozens of powerful solar flares in 24 hours, including the single strongest flare since 2024. Auroras are possible later this week.
A rapidly growing sunspot has fired off at least 18 M-class and three X-class flares in just 24 hours, including an intense X8.3 eruption.
Recent X8-class solar flare activity reveals critical weaknesses in America's power grid, where geomagnetic currents could destroy transformers and trigger prolonged blackouts.
This cluster of sunspots has produced more than 60 solar flares, including several that could spark colorful auroras across ...