Kepler

[ kep-ler ]

noun

1. Jo·han·nes [yoh-, hah, -nis, -, han, -is] 1571–1630, German astronomer.
2. a crater in the second quadrant of the face of the moon having an extensive ray system: about 22 miles (35 km) in diameter.

Kepler

¹

/ ˈkɛplə /

noun

1. a small crater in the NW quadrant of the moon, centre of a large bright ray system

Kepler

²

/ ˈkɛplə /

noun

1. KeplerJohannes15711630MGermanSCIENCE: astronomer Johannes (joˈhanəs). 1571–1630, German astronomer. As discoverer of Kepler's laws of planetary motion he is regarded as one of the founders of modern astronomy

Kepler

/ kĕp′lər /

1. German astronomer and mathematician who is considered the founder of celestial mechanics. He was first to accurately describe the elliptical orbits of Earth and the planets around the Sun and demonstrated that planets move fastest when they are closest to the Sun. He also established that a planet's distance from the Sun can be calculated if its period of revolution is known.

Other Words From

• Kep·ler·i·an [kep-, leer, -ee-, uh, n], adjective

Example Sentences

Kepler has surveyed about 150,000 sun-like stellar systems in our galaxy and discovered over 1,000 alien planets.

From Nautilus

Kepler might find thousands of new worlds, but it wouldn’t reveal enough of any single one of them for us to know whether it was somebody’s home.

From MIT Technology Review

In fact, Kepler pairs are miniature solar systems and Newton’s laws create them out of chaos.

From Nautilus

Kepler surveyed over 150,000 stars, found more than 4,000 candidate exoplanets, and confirmed over 2,800.

From Singularity Hub 

Kepler has identified over 2,800 exoplanets, only some of which orbit sun-like stars.

From MIT Technology Review

Kepler-10c, which is the proper name for the mega-Earth, orbits its star much closer than our planet does.

From The Daily Beast

The planet was found via transit, and it is officially known as Kepler-186f.

From The Daily Beast

Kepler-186f is about 11 percent larger than Earth in diameter, which means it has nearly 25% more surface area.

From The Daily Beast

So, for us to know if Kepler-186f is habitable or not, we have to consider several “ifs”.

From The Daily Beast

On Thursday, researchers announced the discovery of Kepler-186f, an Earth-like exoplanet orbiting in a “habitable zone.”

From The Daily Beast

The celebrated Kepler discovered his canon for the periodical motion of the planets.

From Project Gutenberg

Such were the different false hypotheses which Kepler made respecting the law of the refraction of light.

From Project Gutenberg

Kepler himself thought that there could be only six planets because there were only five regular solids.

From Project Gutenberg

The only reason for Kepler's angels was his ignorance of the causes of planetary motion.

From Project Gutenberg

Kepler and Newton showed that these bodies were not governed in their motions by a god but by the law of gravitation.

From Project Gutenberg