...move in ellipses of which the sun is in one of the foci. 2. The radii vectores describe equal sectors in equal times. 3. The squares of the times of revolution of the planets are as the cubes of their mean distances from the sun. T>eneficial effect of these studies...

...thefoct. 2. If an imaginary straight line be drawn connecting the planet with the sun, it will sweep over equal areas in equal times. 3. The squares of the times of revolution of the planets are proportional to the cubes of their mean distances from the sun. The first of these...

...elliptical orbit, in one focus of which the sun is situated. 2. The line drawn from the sun to a planet sweeps over equal areas in equal times. 3. The squares of the periodic times of the planets vary as the cubes of their mean distances. In 1609 the telescope was...

...his three celebrated laws — (1) the planets move in ellipses with the sun as one of the foci ; (2) the Radius Vector sweeps over equal areas in equal times ; (3) the square of the periodic time of any planet is proportional to the cube of its mean distance. Herschel...

...ellipse, one focus of which is at the sun. 2°. <ds the planet revolves around the sun its radius-vector sweeps over equal areas in equal times. 3°. The squares of the times of revolution of the pla'nets are proportional to the cubes of their mean distances from the sun. These three laws would...

...erected a monument of granite, more enduring than the pyramids, and carved thereon these words : " The squares of the times of revolution of all the planets are equal to the cubes of their mean distances from the Sun." Wre think no astronomer now living would...

...around sun in elliptical orbits having sun in one of the two foci. (2) Radius-vector of each planet sweeps over equal areas in equal times. (3) The squares of the periodic times of the planets are proportional to the cubes of their mean distance from the sun. Keratin....

...focus. (2) A line connecting the centre of the Sun with the centre of the earth passes over equal spaces in equal times. (3) The squares of the times of revolution of the planets about the Sun are proportional to the cubes of their mean distances from the sun (1571-1630)....

...each planet is an ellipse with the sun in one of its foci ; (2) The RADIUS VECTOR (qv) of each planet sweeps over equal areas in equal times ; (3) The squares of the periods of revolution of the planets are proportional to the cubes of their mean distances from the...

...being in one of the foci. (2) The radius-vector, or line drawn from any planet to the Sun describes equal areas in equal times. (3) The squares of the times of the planets revolutions are as the cubes of their mean distances from the Sun. (a?) The important discovery...