On December 8, 2025, the Sun unleashed a powerful solar flare, an event that captivated the attention of scientists and space ...

On December 8, 2025, the sun unleashed a significant solar flare, classified as an X-class event, raising concerns among scientists and technology experts alike. This article will explore the ...

Solar flares and other activity can disrupt radio communications, power grids and navigation signals, according to NASA.

Scientists can usually spot coronal mass ejections before they affect Earth—but this one snuck past coronagraphs and ...

The Sun follows a 22-year magnetic cycle, with solar activity rising and peaking roughly every 11 years. But when conditions ...

A powerful X1.9 solar flare from new sunspot AR4299 triggered strong radio blackouts, as giant sunspot AR4294 rotates into ...

NASA has drafted its Mars rover Perseverance to help monitor the sun’s activity. Every day for the next two months, the rover ...

Climate data in a report published by the National Oceanic and Atmospheric Administration’s (NOAA) Climate.gov website found that the sun’s solar activity, including overall brightness and sunspot ...

Researchers from HSE University and the Space Research Institute of the Russian Academy of Sciences analyzed seven years of data from the ERG (Arase) satellite and, for the first time, provided a ...

Solar activity, manifested primarily through sunspots, solar flares and coronal mass ejections, has long influenced both the near-space environment and terrestrial systems. Over millennia, variations ...

Ancient Chinese astronomers observed a solar eclipse in 709 BCE with remarkable detail. These old records are now helping ...