With the launch of Artemis II planned in a few weeks, NASA is ready to monitor the sun during the mission in order to protect ...

A powerful and worrying event is taking place on the surface of the Sun. A highly active region, known as Sunspot AR4087, is shooting out some of the most intense solar explosions seen in recent times ...

Heavy exposure to radiation can increase the risk of cancer or impair cognition and performance.

Powerful solar activity released by the sun reached Earth Monday, causing colorful auroral displays and GPS issues for aircraft, according to the National Weather Service’s Space Weather Prediction ...

Earth endured its most intense solar radiation storm in over 22 years on January 19, 2026, a day after a powerful X1.9-class solar flare from sunspot region AR4341 triggered an R3 radio blackout ...

With the Artemis II mission launching its astronauts outside Earth's magnetic field for the first time on 1 April 2026 in ...

(CNN) — Powerful solar activity released by the sun is heading for Earth and it’s likely to create dazzling auroral displays in unexpected areas Monday evening and early Tuesday morning. It could also ...

Powerful solar activity released by the sun likely created dazzling auroral displays in unexpected areas Monday evening and early Tuesday morning. It could also disrupt satellite-based communications ...