Earlier this week, the number of visible sunspots on our home star fell to zero for the first time in 1,335 days. This ...
Add Yahoo as a preferred source to see more of our stories on Google. A flurry of activity solar activity this week produced a severe solar storm, sparking northern lights as far south as Florida on ...
A century of solar observations from Kodaikanal Solar Observatory and modern satellite data reveal patterns in the Sun’s polar magnetic activity, aiding predictions of future solar cycles.
For two nights, dazzling auroras delighted sky-gazers in unexpected places, including in the US as far south as Florida. The cause: dual solar storms unleashed by the sun reaching Earth. A severe ...
The Sun released a strong solar flare on Tuesday, Feb. 3, following several eruptions in the preceding days, prompting increased geomagnetic storm activity. NASA’s Solar Dynamic Observatory captured ...