Kepler, Johannes

Kep ler, Johannes |ˈkeplər ˈkɛplər | (1571 –1630 ), German astronomer. He discovered the three laws that govern orbital motion. DERIVATIVES Kep ler i an |kepˈli (ə )rēən |adjective

Kepler's laws

Kep ler's laws three theorems describing orbital motion. The first law states that planets move in elliptical orbits with the sun at one focus. The second states that the radius vector of a planet sweeps out equal areas in equal times. The third law relates the distances of the planets from the sun to their orbital periods.

Kepler, Johannes

Kepler, Johannes |ˈkɛplə, German ˈkɛplɐ | (1571 –1630 ), German astronomer. His analysis of Tycho Brahe's planetary observations led him to discover the three laws governing orbital motion. DERIVATIVES Keplerian |-ˈlɪərɪən |adjective

Kepler's laws

Kepler's laws |ˈkɛpləz | ▶plural noun Astronomy three theorems describing orbital motion. The first law states that planets move in elliptical orbits with the sun at one focus. The second states that the radius vector of a planet sweeps out equal areas in equal times. The third law relates the distances of the planets from the sun to their orbital periods.

Kepler

Kep ler Eigenname |K e pler |deutscher Astronom

keplersch

kep lersch Adjektiv |k e plersch |