Nasa warns of surging solar activity, reversing decades-long trend

WorldSpace
17 Sep 2025 • 6:48 PM MYT
The Independent
The Independent

The world’s most free-thinking newspaper

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  • Nasa has warned of a significant increase in solar activity, exceeding scientists' predictions and reversing a decades-long weakening trend.
  • A new study led by Jamie Jasinski of Nasa’s Jet Propulsion Laboratory found the Sun has become increasingly active since 2008, contrary to expectations of continued low activity.
  • This heightened solar activity, including coronal mass ejections and solar flares, can cause radio blackouts, satellite damage, GPS errors, and potential power grid failures on Earth.
  • Charged particles emitted during these solar events can also disturb Earth's atmosphere and magnetic field, leading to stronger auroras such as the Northern and Southern Lights.
  • Nasa plans to launch two new missions, the Carruthers Geocorona Observatory and Interstellar Mapping and Acceleration Probe, to further space weather research.

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