librations

"librations," however, of Mercury are on a larger scale than those of the moon, because he travels in a more eccentric path.

A Popular History of Astronomy During the Nineteenth Century Fourth Edition 1874

That light lay forever in a band of incandescence upon the peaks two thousand feet above the settlement, moving up and down slightly as the weeks passed and the planet rocked through its annual librations.

Tin 2010

Two lovers hide themselves in the evening, in the twilight, in the invisible, with the birds, with the roses; they fascinate each other in the darkness with their hearts which they throw into their eyes, they murmur, they whisper, and in the meantime, immense librations of the planets fill the infinite universe.

Les Miserables 2008

He dealt with such topics as the motions of the fixed stars, the tropical year, the obliquity of the ecliptic, the problems resulting from the motion of the sun, the motions of the earth and the other planets, librations, longitude in the other five planets, and the apparent deviation of the planets from the ecliptic.

Nicolaus Copernicus Rabin, Sheila 2005

That light lay forever in a band of incandescence upon the peaks two thousand feet above the settlement, moving up and down slightly as the weeks passed and the planet rocked through its annual librations.

The Lost Worlds of 2001 Clarke, Arthur C. 1972

With the aid of Campani's long telescope, he added four satellites of Saturn to the one that had been seen by Huyghens. he studied the causes of the librations of the moon, observed the zodiacal light, and developed a theory of the motion of comets.

The Catholic Encyclopedia, Volume 3: Brownson-Clairvaux 1840-1916 1913

You are, of course, aware that in consequence of her librations, or noddings, or wobblings, the Moon presents to the eyes of the Earth a little more than the exact half of her disc.

All Around the Moon Jules Verne 1866

Moon's librations, were _pretty certain_ that there is no great difference between her two sides, as far as regards their physical constitutions.

All Around the Moon Jules Verne 1866

Two lovers hide themselves in the evening, in the twilight, in the invisible, with the birds, with the roses; they fascinate each other in the darkness with their hearts which they throw into their eyes, they murmur, they whisper, and in the meantime, immense librations of the planets fill the infinite universe.

Les Miserables, Volume IV, Saint Denis 1862

Two lovers hide themselves in the evening, in the twilight, in the invisible, with the birds, with the roses; they fascinate each other in the darkness with their hearts which they throw into their eyes, they murmur, they whisper, and in the meantime, immense librations of the planets fill the infinite universe.

Les Misérables Victor Hugo 1843