Taurus (constellation) is a white, spectral class B7 III giant star known as "El Nath", which comes from the Arabic phrase "the butting", as in butting by the horns of the bull. At magnitude 1.65, it is the second brightest star in the constellation, and shares the border with the neighboring constellation of Auriga. As a result, it also bears the designation Gamma Aurigae. Zeta Tauri (the proper name is "Tianguan") is an eclipsing binary star that completes an orbit every 133 days. A degree to the northwest of ζ Tauri is the Crab Nebula (M1), a supernova remnant. This expanding nebula
Porphyrius the Charioteer Porphyrius the Charioteer Porphyrius the Charioteer (also known as Calliopas) was a renowned Roman charioteer in the 5th and 6th centuries AD. In the time of Porphyrius, Roman chariot-racing was at its height. Charioteers were celebrities, and Porphyrius is famous for having seven monuments built in his honor in the Hippodrome. These monuments serve as a glimpse into the history of the time, and into the life of Porphyrius. The age of Porphyrius is often referred to as "the" age of the Byzantine Charioteer. The age of his death is not known, but he retired from chariot-racing in his late