In the final hours of Christmas Day, the sun fired off four solar flares within less than three hours.

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 ...

You can try to snap pictures ... class solar flares as well as an X-class flare — the most powerful type. The radiation from these flares travel at the speed of light. Some reached Earth ...

Aug. 5, 2024 — A groundbreaking study has revealed that red dwarf stars can produce stellar flares that carry ... of exactly when a violent solar eruption may hit Earth. Scientists say ...

That flare was indeed followed by a CME that struck Earth and caused an intense ... See the sun revealed in stunning glory by Solar Orbiter pictures The best pictures we have of the sun yet ...

Solar flares are caused when the sun ... they could circumnavigate the Earth in about 15 seconds. Using detailed images of the sun captured by NASA’s IRIS satellite, the researchers were ...

Solar flares are intense bursts of electromagnetic radiation from sunspots on the sun. They release immense energy over short periods that travel at the speed of light, impacting Earth’s upper ...

Such superflares release more energy than a trillion hydrogen bombs and make all previously recorded solar flares pale ... stars that in Kepler images may by chance flare up in the vicinity ...

The researchers also ruled out numerous sources of error, such as cosmic radiation, passing asteroids or comets, as well as non-sun-like stars that in Kepler images may by chance flare up ... of ...

After slamming into Earth, the powerful stream of solar particles ... employed a new flare detection method developed by our group to identify flare sources in light curves and images with sub ...

While solar storms today are ... the exact source of the observed flares and had to be limited to stars without any close neighbours in the telescope images. “It is unclear whether gigantic ...