Add Yahoo as a preferred source to see more of our stories on Google. German astronomer Johannes Kepler made sketches of sunspots in 1607 from his observations of the sun’s surface — and centuries ...

If you were looking for an excuse to have a slice of cake today, here is a great one. According to one of history’s greatest ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. The earliest datable sunspot drawings based on Johannes Kepler's solar observations with camera ...

Using modern techniques, researchers have re-examined Johannes Kepler's half-forgotten sunspot drawings and revealed previously-hidden information about the solar cycles before the grand solar minimum ...

The time for visually observing Kepler’s Supernova (CTB 41) passed nearly 420 years ago. In 1604, Kepler’s Star was the last supernova in our galaxy visible to the naked eye. Tycho’s Star, another ...

A 417-year-old drawing by Johannes Kepler has just helped solve a major solar puzzle. The 1607 sketch features sunspots that ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. German astronomer ...

(CNN) — German astronomer Johannes Kepler made sketches of sunspots in 1607 from his observations of the sun’s surface — and centuries later, the pioneering drawings are helping scientists solve a ...