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heliograph

(Encyclopedia)heliograph hēˈlēəgrăf [key] [Gr.,=sun-writer], signaling device using flashes of sunlight. It has two mirrors that are used to reflect sunlight on a distant point and a shutter through which the ...

Juno, in astronomy

(Encyclopedia)Juno jo͞oˈnō [key], in astronomy, 3d asteroid to be discovered. It was found in 1804 by C. Harding. It has a diameter of c.120 mi (190 km). Its average distance from the sun is 2.67 astronomical un...

MacNeil, Hermon Atkins

(Encyclopedia)MacNeil, Hermon Atkins, 1866–1947, American sculptor, b. Chelsea, Mass., studied in Paris and in Rome. His first work of importance was for the World's Columbian Exposition, Chicago, 1893, but he is...

Bradley, James

(Encyclopedia)Bradley, James, 1693–1762, English astronomer. His discovery of the aberration of light, announced in 1728, provided an important line of evidence for the motion of the earth around the sun. In 1742...

Belopolsky, Aristarkh Apollonovich

(Encyclopedia)Belopolsky, Aristarkh Apollonovich ərĭˈstärkh əpəlônˈəvĭch byələpôlˈskē [key], 1854–1934, Russian astrophysicist, grad. Moscow Univ. (1877). He worked at the Moscow Observatory and fr...

Schwabe, Samuel Heinrich

(Encyclopedia)Schwabe, Samuel Heinrich zäˈmo͞oĕl hīnˈrĭkh shväbˈə [key], 1789–1875, German apothecary and amateur astronomer. In the hope of discovering a new planet between Mercury and the sun, he made...

Set, in Egyptian religion

(Encyclopedia)Set or Seth both: sĕt or sāt [key], in Egyptian religion, god of evil. Set was a sun god of predynastic Egypt, but he gradually degenerated from being a beneficent deity into being a god of evil and...

Fishers Hill

(Encyclopedia)Fishers Hill, bluff, near Strasburg, Va., in the Shenandoah Valley; site of Union Gen. Philip Sheridan's defeat of Gen. Jubal Early on Sept. 22, 1864, during the Civil War. ...

Achor

(Encyclopedia)Achor āˈkôr [key], in the Bible, valley where Achan was stoned. ...

Keziz

(Encyclopedia)Keziz kēˈzĭz [key], in the Bible, valley, in the vicinity of Jericho. ...