After a calm week, the sun erupted again. A powerful M5.1 solar flare burst from an emerging sunspot region, shaking the ...

While the Sun’s solar flares strongly correlate with sunspots, observations of more than 14,000 other stars show this is not generally the case.

Nearly a decade ago, an explosion on the sun "contained components of three different types of solar eruptions". Studying the ...

A powerful solar eruption could light up skies across the northern tier, with the northern lights possible far beyond their usual range if clouds cooperate. Stargazers should head for dark, open areas ...

A powerful solar eruption is expected to hit Earth soon, according to a forecast from the National Oceanic and Atmospheric Administration's Space Weather Prediction Center. A coronal mass ejection -- ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. A spot on the sun 10 times larger than Earth has been seen ...

At least one space launch has been put on hold, as satellite operators and rocket companies manage the effects of the current geomagnetic storm hitting Earth. A coronal mass ejection — giant solar ...

People in the U.S. were treated to stunning auroras last week when a powerful geomagnetic storm pushed the celestial displays as far south as Florida and Mexico. The spectacle was particularly ...

Overview of major sky events in 2026, including solar and lunar eclipses, planetary motion, meteor showers, and comet appearances ...