The Kepler telescope, which has provided so much information on planetary bodies outside our solar system, was not idly named. Johannes Kepler, who the telescope was named for, was a German astronomer ...

The planets of our solar system move in ellipses. We've known this, so we are told, ever since Johannes Kepler devised his laws of planetary motion in the early 1600s. While it's true that orbits are ...

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Of all the patriarchs of science, Johannes Kepler is the least known. We often talk of Isaac Newton and his law of universal gravity (and laws of motion, and the calculus, and laws of optics), of ...

Cunitz was among the few who saw the truth in Johannes Kepler’s laws of planetary motion, which stated that planets moved in elliptical orbits around the sun. Here, a concept drawing of the Earth and ...

In the early 1600s, pioneering astronomer Johannes Kepler put forth his three laws of planetary motion, which, for the first time, provided an accurate and evidence-based description of the movement ...

Receive emails about upcoming NOVA programs and related content, as well as featured reporting about current events through a science lens. Kepler proposed that Mercury’s sphere supports a ...