This story is a collaboration with Biography.com. Few things seem as immutable than the Sun—after all, it’s been fusing hydrogen for five billion years, and it’ll keep on ticking for about five ...
A 417-year-old drawing by Johannes Kepler has just helped solve a major solar puzzle. The 1607 sketch features sunspots that ...
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 ...