Sunspots AR3664 and AR3663 have been erupting with X- and M-class solar flares. Both sunspots are Earth-facing and could ...

After the Sun's solar maximum peak in 2024–25, scientists say that 2026 could deliver some of the most frequent and intense ...

After four centuries of advances, astronomers now capture the Sun’s swirling, dynamic features in stunning detail.

Scientists have discovered a mysterious hole on the surface of Mars, and they have no idea what lies inside it. This pit, ...

A coronal mass ejection could trigger a geomagnetic storm, making the northern lights visible across 18 U.S. states tonight, according to NOAA's Space Weather Prediction Center.

Claudio Neves Valente, the 58-year-old Portuguese national who opened fire at Brown University, killing two students last ...

To say that I was extraordinarily satisfied, no, but also I don’t regret what I did,” Neves Valente is quoted as saying in a ...

If the lights are faint and slow, you can push that exposure time to 15 or 20 seconds to bring out the colors. But be careful ...

The sun is not only our closest stellar neighbor, it's also the star we understand the most. As we've observed it over the ...

Researchers followed a single solar hotspot for 3 months as it unleashed nearly 1,000 flares, revealing insights about our Sun's fury.

Solar physicists say they have found a key source of intense gamma rays unleashed when Earth's nearest star produces its most ...

“It’s a milestone in solar physics,” said Ioannis Kontogiannis, a solar physicist at the Swiss Federal Institute of ...