Massive solar flares, graceful eruptions of solar material, and an enormous sunspot make up some of the imagery captured by NASA's Solar Dynamics Observatory in 2013 and 2014. A year ago this weekend, ...
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Millions saw unexpected northern lights, as a wild solar storm unfolded across the world
(CNN) — 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 ...
The sun typically goes through regular cycles of increased and decreased activity, but in recent years, it hasn't been ...
Activity on the sun is not constant; it varies along a cycle of about 11 years. The peak of this solar cycle — called solar maximum — is when sunspots, solar flares and coronal mass ejections (CMEs) ...
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Where is the sun in its current 11-year solar cycle?
The sun is powered by the nuclear fusion of hydrogen to helium, deep within its core. Above the sun's surface, however, a different force dominates: electromagnetism. This force is responsible for ...
(CNN) — Dazzling auroras delighted sky-gazers Tuesday night, even in southern US states such as Florida where they rarely make an appearance — and more colorful displays are expected again Wednesday ...
New research suggests that the unexpected intensity of the ongoing solar maximum may be partly tied to a lesser-known, 100-year solar cycle. If true, solar activity could spike further in the coming ...
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