Solar flares are classified by their strength - A, B, C, M and X - with each level signifying a tenfold increase in energy output. This flare's X2.7 rating makes it one of the strongest observed ...

A huge solar flare from the Sun may have caused radio blackouts last week, NASA experts have warned. Global communications have already been disrupted as a result of the flare, specifically in ...

After weeks of reduced activity, the sun erupted with three powerful flares on a single day. That could send solar flares ...

A solar flare is a burst of radiation on the sun, according to NASA. They are the most powerful explosions in the solar system, with the biggest ones having as much energy as a billion hydrogen bombs.

NASA captured an image of an intense solar flare released by the sun on Tuesday evening. The solar flare peaked at 5:49 p.m. EDT on Tuesday, NASA's Solar Dynamics Observatory said. It was an X ...

After more than three weeks without a powerful solar flare, the sun has suddenly ramped up its activity, firing off three ...

Space weather experts warn that a moderate-strength geomagnetic storm could hit Earth Friday or Saturday (Aug. 8 or 9) — ...

A solar flare erupting on June 19, causing the radio blackout. NASA / Solar Dynamics Observatory "When a CME arrives at Earth, it can produce some of the biggest geomagnetic storms and thus, some ...

Solar flares are intense bursts of radiation coming from the sun. They are the most powerful explosions in our solar system, according to NASA. The biggest solar flares are labeled as X-class flares.