Tag: m8_1

Moderate Solar Flare Causes Brief Radio Blackout

20 Aug 2026 8:14 a.m. · Source: NOAA

A moderate M8.1 X-ray solar flare, classified as R2, occurred on August 20, 2026, causing limited high-frequency radio communication blackouts for tens of minutes, primarily affecting the sunlit side of Earth.

Science & Technology World Astronomy and Space NOAA Space Weather Solar Flare X-ray Event Radio Communication M8.1 R2 Solar Flares