The Sun has just unleashed an M5-class solar flare, a powerful burst of radiation that signals a clear uptick in solar activity as the current cycle heads toward its peak. While this event is not the ...

This was the view as a multi-colored curtain of aurora formed to the south in my sky during the great display of Northern Lights on May 10, 2024. The Kp Index peaked at 8 this night bringing the ...

From 93 million miles away, the Sun just got a lot more personal. Astronomers have now seen some of its finest magnetic threads in sharper detail than ever before, and those tiny features could change ...

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 ...

The X5.1-class eruption from sunspot AR4274 is this year's most powerful solar flare and Earth is in the firing line. When you purchase through links on our site, we may earn an affiliate commission.

The highest-resolution images of a solar flare captured at the H-alpha wavelength (656.28 nm) ever captured may reshape how we understand the sun's magnetic architecture—and improve space weather ...

Scientists from the University of St Andrews have discovered that ions in solar flares can reach scorching temperatures more than 60 million degrees—6.5 times hotter than previously believed. This ...

Scientists have captured an exceptionally rare, high-resolution view of an active region that produced two powerful X-class solar flares—an achievement rarely possible from Earth. Using the GREGOR ...

Catching a Monster Flare in the Act On August 8, 2024, a powerful X1.3-class flare exploded from the Sun. These are among the most energetic events our star can produce. As the flare settled down, the ...

In a landmark observation, the Daniel K. Inouye Solar Telescope captured the thinnest coronal loops ever seen during an X-class flare, giving scientists their first direct look at the tiny magnetic ...