A powerful X1.1-class solar flare was released by the sun on March 28, resulting in radio blackouts across North and South ...

After last week's explosive X-flare, sunspot AR4046 is at it again! Could this latest eruption bring stormy space weather to ...

X is the most powerful class of solar flare. The number following it represents the strength, however, and 1.1 is relatively ...

Solar flares are classified based on their strength and fall into five designated categories: A, B, C, M and X. An X-class solar flare is the most intense type of solar flare and can produce as ...

Saturday night’s northern lights display follows “strong” radio blackouts on Friday, an event that NOAA said briefly ...

Has the sun already reached solar maximum? New data suggests Solar Cycle 25 may have peaked earlier than expected. Find out ...

Only a few years ago, astronomers heralded the discovery of a rocky world circling the sun 's closest space neighbor, Proxima ...

2024 — Surprise findings suggest sunspots and solar flares could be generated by a magnetic field within the Sun's outermost layers. If confirmed, the findings could help scientists better predict ...