Northern lights are projected across the Northern U.S. and Europe tonight as Earth gets hit by a strong solar eruption.

Scientists spotted patterns hours before a major solar flare, a discovery that could help forecast dangerous eruptions.

Solar flares are powerful bursts of radiation from the sun's surface, which can wreak havoc on Earth's power grids, damage orbiting satellites, and pose serious radiation risks to astronauts. Yet despite decades of study,

The sun is an incomprehensibly gigantic, constantly roiling nuclear furnace—but some days are even busier than others. Based on data collected by NASA’s Solar Dynamics Observatory, our solar system’s central star recently fired off not one,

An unusual phenomenon occurred on the surface of the sun Wednesday. “The Sun emitted a strong solar flare on June 3, peaking at 7:28 a.m. ET,” NASA, the federal body constantly watching the sun through its Solar Dynamics Observatory,

Skywatchers across the northern United States and southern Canada who assumed the aurora show was over after this week’s strong geomagnetic storm may get one more chance tonight. A residual cloud of solar material,