Tag: solar-activity
NOAA Updates Solar Wind Data Collection and Reporting Protocols
NOAA is revising its methods for collecting and sharing solar wind parameters, impacting global space weather monitoring centers.
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Powerful X2.5-Class Solar Flare Detected, Second Strongest This Year
An X2.5-class solar flare, the most intense in over two months, was observed with significant plasma ejection affecting space weather monitoring.
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Sun Appears as a Giant Smiley Face Observed by Russian Space Researchers
Russian scientists report the Sun recently resembled a giant smiley face roughly 1.5 million kilometers wide, facing Earth directly.
Read MoreLargest Sunspot Cluster of 2025 Dissolves Quietly Without Solar Storm
The biggest sunspot cluster that formed in 2025 has vanished without triggering any major solar storms, according to recent observations.
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