Kepler

American  

[kep-ler] / ˈkɛp lər /

noun

1. Johannes 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.

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Kepler ¹ British  

/ ˈkɛplə /

noun

1. 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

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Kepler ² British  

/ ˈkɛplə /

noun

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

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Kepler Scientific  

/ 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.

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Other Word Forms

• Keplerian
  adjective

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Example Sentences

See Examples For:

Kepler

Kepler Computing, backed by Intel, thinks it can disrupt the memory-chip market.

From Barron's ● Sep. 10, 2026

Observations from NASA's retired Kepler space telescope show that young Sun-like stars can produce enormous superflares on a daily basis, sending high-energy particles racing outward through space.

From Science Daily ● Sep. 2, 2026

Rocket Lab said it now has a deal to operate a mission for Kepler Communications, using its Neutron rocket, which is on schedule to be rolled out to the launch pad next quarter.

From MarketWatch ● Aug. 10, 2026

Kpler, a stylized evocation of 17th-century German astronomer Johannes Kepler, was founded in 2014 by François Cazor and Jean Maynier, who had both previously worked in banking and trading.

From The Wall Street Journal ● May 3, 2026

Kepler had described his snowflakes as like little stars; now, everywhere he turned his telescope he found them, thick enough to make a snowstorm.

From "The Invention of Science" by David Wootton

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