New Delhi: An X5.1 solar flare has erupted from the Sun. According to the Solar Influences Data Analysis Centre (SIDC) operated by the Royal Observatory of Belgium, “A class X5.1 solar X-ray flare occurred on 2025/11/11 with peak time 10:04UT”. Solar physicist Dibyendu Nandi said , “The strongest solar flare of the year till date has hit us.” The strongest solar flare in the ongoing cycle was an X9 flare that erupted on 3 October 2024. This is the fourth X-class solar flare to erupt from the cluster of sunspots designated as Active Region 4274 by the US National Oceanic and Atmospheric Administration (NOAA) and sunspot Group 687 by SIDC since it rotated into view last week.

On 4 November, AR 4274 fired an X1.8 flare , followed by an X1.7 flare on 09 November and an X1.2 flare o

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