— A close look at Augustine: After a quiet period since its major eruptions in March and April, Mount St. Augustine Volcano awoke again in late August.

Given that Northern Lights displays from a G1 geomagnetic storm tend to stay farther north in the eastern half of the country ...

The environment around Earth on the morning of September 23, 2026, remains calm.Meanwhile, multiple C-class flares have occurred on the solar surface, and the probability of flare occurrence has ...

Scientists expect that Earth will face a large coronal hole and enter a stream of solar wind A coronal hole on the Sun could ...

Solar superflare research reveals how a giant 1947 sunspot could power an extreme eruption while its frequency on our Sun remains uncertain.

Research has shown that stars like our Sun produce “superflares,” extreme solar flares more powerful than trillions of ...

Analysis of solar flare ribbons by Natalie Krivova shows the Sun can generate superflares. The 1947 Great Spot had the magnetic scale for a >10³⁴ erg event, with ...

A superflare on the Sun is physically possible. The record-breaking sunspot of 1947 may have released an amount of energy ...

The sun has officially gone spotless for the first time in nearly seven months, marking the first day since Feb. 24 that no ...

The Sun's rotation caused the coronal hole to face our planet and a blast of solar wind is en route.

The solar wind, which had temporarily risen to around 800 km/s, has now slowed to 420 km/s. The geomagnetic field is also ...

Although they would be exceedingly rare, there is evidence that suggests our Sun is capable of producing solar flares that ...