A study published in The Astrophysical Journal Letters reveals new insights into the triggering mechanisms of solar ...

A recent study published in The Astrophysical Journal Letters reveals new insights into the triggering mechanisms of solar ...

Solar flares are classified on a scale of A, B, C, M, and X. Each class is 10 times more powerful than the last, with X-class flares being the most powerful and least frequent. Related: X-class solar ...

A geomagnetic storm unleashed by the sun on Sunday could create colorful auroral displays over parts of the United States ...

Solar flares are classified on a scale of A, B, C, M, and X. Each class is 10 times more powerful than the last, with X-class flares being the most powerful and least frequent. Related ...

A pair of solar flares are expected to reach Earth on Tuesday, April 15, as geomagnetic storm could bring aurora to several northern states.

NOAA forecast a Kp index of four on a scale of nine, suggesting the aurora ... radio communications and radio contact after an X1.1 solar flare—classified as the most intense—emitted from ...

A rare solar storm could bring stunning auroras to parts of the United States where they are rarely seen. According to the National Weather Service’s Space Weather Prediction Center, colorful auroras ...

A twisting, whirling streamer of plasma escaping the sun in the aftermath of a coronal mass ejection (CME) has been captured on video by the European Space Agency's Solar Orbiter, and could provide ...

A powerful geomagnetic storm aimed at Earth could disrupt technology and bring a stunning celestial show as far south as ...