...mass or quantity of matter. Laplace ha; computed, that if it had been equal to the earth, it wouhJ have shortened the length of our year by ^ of a day....been perfectly ascertained, by the computations of Delambrc on the Greenwich observations of the sun, that the length of the year has not been changed,...

...computing the limit of its mass ; if the quantity of matter in the comet had been equal to that in the earth, it would have shortened the length of our year by one-ninth of a day : now this effect was nut produced, nor, indeed, was any perceptible perturbation...

...than a million and a half of miles. Laplace has computed that if its mass had been equal to that of the earth, it would have shortened the length of our...concluded that the mass of that comet is less than of the mass of the earth. .275. ENCKE' s COMET. — The comet -which takes the shortest time to revolve...

...seriously disturbed the motion of the earth in its orbit, and if the mass had been equal to that of the earth, it would have shortened the length of our year by something like three hours. From the fact that no sensible disturbance was experienced from the proximity...

...seriously disturbed the motion of the earth in its orbit, and if the mass had been equal to that of the earth, it would have shortened the length of our year by something like three hours. From the fact that no sensible disturbance was experienced from the proximity...

...seriously disturbed the motion of the earth in its orbit, and if the mass had been equal to that of the earth, it would have shortened the length of our year by something like three hours. From the fact that no sensible disturbance was experienced from the proximity...