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: ...

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Three comets (C/1618 Q1, C/1618 V1, and C/1618 W1) were observed in 1618, all visible to the naked eye. C/1618 Q1, first observed in August over Hungary, marks the first known telescopic observation ...

Johannes Kepler (1571–1630) was a towering figure in early modern science, a contemporary of Tycho Brahe and Galileo who discovered the fundamental laws governing the motion of the planets. Connor ...

The Kepler space telescope is the source of more exoplanet discoveries than any other telescope, so why haven't we heard ...

On select Google home pages, you will see a special animated GIF Doodle, Google logo, for the 442nd birthday of the life of Johannes Kepler. Johannes Kepler was a astronomer, astrologer and ...

The house where Johannes Kepler died in 1620 has served as a museum commemorating the great astronomer since Hans Döllgast renovated Regensburg's old town in the 1960s. In collaboration with local ...

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 ...

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