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 solar ...

PART I: When Giordano Bruno promoted the idea of a Plurality of Worlds, science was clearly against it, as Johannes Kepler took pains to point out. LEFT: “Portrait of Johannes Kepler,” 1620. RIGHT: ...

Collected by Bern Dibner for his Burndy Library in Norwalk, Connecticut, founded in 1941. Donated to the Smithsonian Libraries in 1974 by Dibner DSI SCDIRB copy of folders 1 and 2 (only folder 1 is ...

Kepler's sun drawings are the oldest sunspot records with known dates. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. "Half-forgotten" sunspot ...

Novelist Joshua Gilder (Ghost Image) and his wife, former TV producer and investigative reporter Anne-Lee Gilder, offer a startling twist on the story of the troubled relationship of Tycho Brahe and ...

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 ...

This chart, from around 1660, shows the signs of the zodiac and a model of the solar system with Earth at the centre. For decades or even centuries after Kepler clearly demonstrated that not only is ...

WITH the appearance of the second volume of the new edition of Kepler's works the first three volumes are now available, the third containing the “Astronomia Nova” having been issued first in order of ...

When ATV Johannes Kepler is lofted into space on 15 February, an ESA tracking station on Portugal’s Santa Maria island will watch closely, gathering crucial data as Ariane 5 streaks overhead. In 2008, ...

THE present year is the three-hundredth anniversary of the death of Kepler. The volumes before us mark the occasion. All that remains of Kepler, and it is a great deal, is already available in ...