Aditya-L1 Helps Decode an Unusual Solar Superstorm

On 9th December 2025, the Indian Space Research Organisation (ISRO) announced that Aditya-L1, India’s first solar observatory, played a crucial role in explaining why the strongest solar storm in over two decades, which struck Earth in May 2024, behaved in an unexpected manner.

  • The storm, now known as “Gannon’s Storm”, severely disturbed Earth’s space environment and posed risks to satellites, communication systems, GPS, and power grids.

What was unusual about the May 2024 solar storm?

  • The storm was triggered by multiple coronal mass ejections (CMEs), huge clouds of hot plasma and magnetic energy ejected from the Sun.
  • Instead of travelling independently, two ....
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