Tag: r2
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Moderate Solar Flare Causes Brief Radio Blackout
NOAA reported a moderate R2 solar flare, an M6.3 X-ray event, on July 3, 2026. This space weather phenomenon caused limited high-frequency radio communication blackouts for tens of minutes on Earth's sunlit side.
Science & TechnologyWeatherAstronomy and SpaceComputers and InternetGeneral Weather Solar flareX-ray eventNOAASpace WeatherRadio blackoutM6.3R2Solar Flares
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Moderate M6.7 Solar Flare Causes Brief Radio Blackout
NOAA reported a moderate M6.7 X-ray solar flare on July 3, 2026, causing an R2 radio blackout. The event led to limited high-frequency communication disruptions for tens of minutes on Earth's sunlit side.
Science & TechnologyWeatherAstronomy and SpaceGeneral Weather Solar flareX-ray eventNOAASpace WeatherRadio blackoutM6.7R2Solar Flares
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Moderate Solar Flare Causes Brief Radio Blackout
An M8.5 X-ray solar flare, classified as R2 - Moderate, occurred on July 1, 2026, causing limited high-frequency radio communication blackouts for tens of minutes, primarily affecting Earth's sunlit side.
Science & TechnologyWeatherAstronomy and SpaceTransportation Solar flareX-ray eventM8.5NOAARadio communicationSpace weatherR2Solar Flares
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Moderate Solar Flare Causes Radio Blackouts
NOAA reported a moderate M5.8 solar flare on June 30, 2026, causing limited high-frequency radio blackouts for tens of minutes. The event impacted the sunlit side of Earth.
Science & TechnologyAstronomy and SpaceTransportation Solar FlareX-ray EventNOAASpace WeatherRadio CommunicationM5.8R2Solar Flares
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Moderate Solar Flare Causes Brief Radio Blackout
NOAA reported an M6.8 X-ray event on June 21, 2026, causing an R2 - Moderate solar flare. This led to a limited, tens-of-minutes blackout of high-frequency radio communication, primarily affecting Earth's sunlit side.
Science & TechnologyWeatherAstronomy and SpaceGeneral Weather NOAASpace WeatherX-ray EventSolar FlareRadio BlackoutM6.8R2Solar Flares