Solar flares are giant explosions that occur in ... and 100 times more powerful than a C-class flare. C-class flares and below are generally too weak to produce any noticeable space weather ...

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

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 ...

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 ...

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

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

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 ...

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 ...

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 ...