Aurora records in royal chronicles from Korea show that during the 'Maunder Minimum' between 1645 and 1715, the sun's solar cycles became several years shorter than they are today. When you purchase ...

In 1645, something strange happened with our sun. Galileo was one of the first astronomers to document temporary blemishes on the solar surface, called “sunspots.” But in the mid 17th century they ...

Certain antsy astronomers are super-freaked-out: The sun has lost its spots. The sun’s magnetism has been decreasing for years, and now there hasn’t been a single sunspot since last year. The last ...