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Massive Solar Coronal Hole Appears on the Sun: An Expected Magnetic Storm on Earth

Chas Pravdy - 11 October 2025 14:21

Latest space weather reports indicate significant solar activity during the peak phase of the solar cycle.

Scientists have observed the emergence of a gigantic coronal hole—an area in the Sun’s outer atmosphere where magnetic fields open up, allowing solar wind streams to escape into space.

This structure, which appears dark due to the absence of hot plasma, has the potential to cause serious geomagnetic disturbances on Earth, especially as the solar wind approaches our planet.

According to NASA and the Solar Dynamics Observatory, the solar plasma flow is expected to reach Earth by October 12, triggering a weak G1 category magnetic storm.

Such phenomena can disrupt satellite operations, navigation systems, and power grids.

Researchers have noted that solar activity has been increasing since 2008, although the reasons for this trend remain unknown, adding intrigue to ongoing solar studies.

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