An explosion seen in the cosmos in the early 1600s may actually be an "Alien Type Ia supernova", according to a new paper. In ...

A biography of Johannes Kepler, from his troubled childhood to his mission to mathematically formalize Copernicus' heliocentric model by finding divine reasoning within the orbits of the planets.

An international team, including astronomers from Keele University, has performed a unique cosmic test to measure the mass of ...

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 ...

Before Johannes Kepler’s Third Law, the motions of the planets around the Sun were a mystery. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

Galileo continued writing in conversational language for his landmark 1632 work, Dialogo sopra i due massimi sistemi del ...

Scientists analyzed famed astronomer Johannes Kepler’s 1607 sketches of sunspots to solve a mystery about the sun’s solar cycle that has persisted for centuries. CNN values your feedback 1.

Johannes Kepler, depicted here in an engraving made centuries after his death, was a true Renaissance man who worked in a variety of fields, including astronomy, astrology, and music.

Witch trial, ca. 1598. Johannes Kepler, the German mathematician who worked out the laws of planetary motion—one of the great achievements of renaissance science—became embroiled in his middle ...