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Sun news October 12: After the storm, a calm. But … coronal holes!
Sun news for October 12, 2024. After Thursday night's big auroral display, Earth's magnetic field is calmer with 3 M flares. Coronal holes take center stage.
October 12, 2024
Sun activity archive for September 2024
Sun activity archive for September 2024. A daily record of flaring, big filaments and prominences, and other sorts of activity, on our local star.
September 1, 2024
Probes see fast solar wind getting a magnetic shove
Combined data from ESA and NASA has demonstrated how fluctuations in the sun's magnetic field accelerate and heat the solar wind.
August 30, 2024
May’s solar storm created a new Van Allen belt
May's solar storm added a new ring - a 3rd Van Allen radiation belt - to Earth. This new Van Allen belt might last from months to years.
August 1, 2024
Sun activity archive for August 2024
Sun activity archive for August 2024. A daily record of flaring, big filaments and prominences, and other sorts of activity, on our local star.
August 1, 2024
The next solar cycle – Solar Cycle 26 – is already beginning
Astronomers using helioseismology have peered into the sun to see a pattern indicating the next solar cycle - Solar Cycle 26 - is already beginning.
July 23, 2024
Precise space storm alerts could help shield Earth’s tech
A new understanding of the heights of magnetic fields in the sun's active regions will lead to precise space storm alerts and help protect technology on Earth.
July 23, 2024
Sun activity archive for July 2024
Sun activity archive for July 2024. A daily record of flaring, big filaments and prominences, and other sorts of activity, on our local star.
July 1, 2024
What is the heliosphere and how can we measure it?
The heliosphere is a bubble of solar gas that extends outward and protects the planets from interstellar radiation. Scientists would like a probe to study it.
June 14, 2024
Sun activity archive for June 2024
Sun activity archive for June 2024. A daily record of flaring, big filaments and prominences, and other sorts of activity, on our local star.
June 1, 2024
