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Bellarmine, Saint Robert

(Encyclopedia)Bellarmine, Saint Robert bĕlärˈmĭn [key], 1542–1621, Italian theologian, cardinal, Doctor of the Church, and a principal influence in the Counter Reformation. His full name was Roberto Francesco...

Urban V

(Encyclopedia)Urban V, 1310–70, pope (1362–70), a Provençal named Guillaume de Grimoard; successor of Innocent VI. He was a Benedictine renowned for his knowledge of canon law. The great event of Urban's ponti...

Copernican system

(Encyclopedia)Copernican system, first modern European theory of planetary motion that was heliocentric, i.e., that placed the sun motionless at the center of the solar system with all the planets, including the ea...

Commagene

(Encyclopedia)Commagene kŏməjēˈnē [key], ancient district of N Syria, on the Euphrates River and S of the Taurus range, now in SE Asian Turkey. Its metropolis, Samosata, was founded by Samos, the king of Comma...

constellation, in astronomy

(Encyclopedia)CE5 Constellations: Southern sky CE5 Constellations: Southern sky CE5 Constellations: Southern sky constellation, in common usage, group of stars that appear to form a configuration in the...

Formosus

(Encyclopedia)Formosus fôrmōˈsəs [key], c.816–896, pope (891–96), probably a Roman; successor of Stephen VI. Under Pope Nicholas I he had been bishop in Bulgaria, where he pursued a rigorous Romanizing camp...

Robert of Geneva

(Encyclopedia)Robert of Geneva, d. 1394, Genevan churchman, antipope (1378–94; see Schism, Great) with the name Clement VII. He was archbishop of Cambrai (1368) and was created (1371) a cardinal. He was subsequen...

Mercator, Gerardus

(Encyclopedia)Mercator, Gerardus gārˈhärt krāˈmər [key], 1512–94, Flemish geographer, mathematician, and cartographer. He studied in Louvain, where he had a geographical establishment (1534). From 1537 to 1...

Pleiad

(Encyclopedia)Pleiad plēˈăd [key] [from Pleiades], group of seven tragic poets of Alexandria who flourished c.280 b.c. under Ptolemy II Philadelphus. Of the works of the men usually given in lists of the Pleiad ...

Epimetheus, in astronomy

(Encyclopedia)Epimetheus, in astronomy, one of the named moons, or natural satellites, of Saturn. Also known as Saturn XI (or S11), Epimetheus is an irregularly shaped (nonspherical) body measuring about 89 mi (144...