Tag Archive | solar winds

SPACEWEATHER: A Sign for the Future

A Wake-up Call from the Sun

SPACEWEATHER.COM NEWS: 11/29/2025

BIG SUNSPOT ALERT: A potentially dangerous sunspot is emerging over the sun’s southeastern limb. Yesterday, while it was still partially eclipsed by the edge of the sun, it produced an impulsive M6-class solar flare (shown above). The true value of the flare may have been X-class.

This appears to be the same behemoth sunspot that Mars rover Perseverance saw from Jezero Crater last week. Now it is turning toward Earth. Strong geoeffective flares are increasingly likely as the sunspot lines up with our planet in the days ahead.

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SPACEWEATHER: Earth Exiting the Solar Wind; Shark Fin Aurora

The Light Making Waves

SPACEWEATHER.COM NEWS: 09/26/2025

SHARK’S FIN AURORA: On Sept. 22nd, photographer Karsten Berger of High Level, Alberta, captured a striking auroral shape: a razor-sharp green triangle jutting into the night like the fin of a shark. It may have been the crest of a breaking Kelvin-Helmholtz (K-H) wave:

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SPACEWEATHER: The Sun is Blowing a Gale

Auroras Taken by Ray Majoran on September 14, 2025 @ London, Ontario, Canada

Solar winds blowing faster than 700 km/s (1.6 million mph)

SPACEWEATHER.COM NEWS: 09/16/2025

THE SUN IS BLOWING A GALE: Earth is inside a stream of solar wind blowing faster than 700 km/s (1.6 million mph). The gale is blowing from a large butterfly-shaped hole in the sun’s atmosphere–and it’s potent. First contact with the stream on Sept. 14th sparked auroras in more than a dozen US states from Alaska to Arizona. (Here’s a nice video from Colorado.)

“Let’s talk about last night,” says Ray Majoran of London, Ontario. “I certainly wasn’t expecting that!” Here is what he saw in the countryside 20 minutes north of London:

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SPACEWEATHER NEWS: Solar Winds

Hole in the Sun’s Atmosphere Oct 26 2023

SPACEWEATHER.COM NEWS: OCTOBER 25, 2023

A HOLE IN THE SUN’S ATMOSPHERE: A double-lobed hole has opened in the sun’s atmosphere, and it is spewing a complex stream of solar wind toward Earth. ETA: Oct. 30th. Its arrival could spark a display of high-latitude Halloween auroras.

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