but ten times smaller or weaker than C-class flares. Solar observatories can see these flares, but they don't interfere with our satellites. C-class flares are small, with few noticeable ...

Solar flare classes follow a logarithmic scale, with each flare class — C, M and X — 10 times stronger than the previous one. Solar flares can also unleash giant clouds of plasma known as ...

There were significantly more X-class solar flares in 2024 than any other year for at least three decades. The arrival of ...

The sun fired off an X1.2-class solar flare on Friday (Jan. 3), triggering radio blackouts throughout parts of the South ...

On January 3, the Sun unleashed a powerful X1.2 solar flare, the first one in 2025, causing radio blackouts in parts of South ...

Solar flares are divided into five classes according to their X-ray strength: the smallest ones are A-class, followed by B, C, M and X. A0.0 class is equal to the radiation energy found in the ...

A powerful X1.8 solar flare erupted on January 4, 2025, and was recorded at its peak—7:48 a.m. ET—by NOAA’s Solar Ultraviolet ...

On Oct. 3, the sun unleashed the most powerful solar flare of the current solar cycle yet. The X-class flare — the most powerful type the sun is capable of producing — reached a magnitude of ...

Solar flares are classified on a 4-class scale ... M-class flares, and then by C-class and the bottom class, B. Each letter that represents the class also is accompanied by a number, which ...