Hellespontus

Hellespontus

[¦hel·əs¦pän·təs]
(astronomy)
A surface region of the planet Mars between the regions Hellas and Noachis.
References in periodicals archive ?
Mare Serpentis was broad and dark prior to the storm, and Hellespontus was complete.
Under the rule of Roman Emperor Tiberius, the city was incorporated with the empire, but remained the capital of Mysia, afterwards of Hellespontus, and became one of the greatest cities in the ancient world.
McKim adds: "The dust reached and dimmed Hellespontus to the east, but no dust core arose in neighboring Hellas, nor did the event penetrate beyond Solis Lacus to the west.
Eunomius (the same) Naxos(58) Eustathius, Bishop of Antioch Bizya, Thrace(59) Pelagius, Bishop of Laodicea Arabia(60) Meletius, Bishop of Antioch Getasa, Armenia(61) Eusebius, Bishop of Samosata Thrace(62) Evolcius, deacon at Samosata Oasis, Thebais(63) Antiochus, priest at Samosata Armenia(64) Barses, Bishop of Edessa Aradus, Phoenicia(65) Oxyrhynchus, Egypt Pheno, Palestine 80 catholics from Edessa Thrace(66) Arabia Thebais Eulogius, Protogenes Antinoopolis, Thebais(67) II Egyptian bishops Diocaesarea, Palestine(68) clerics from Antioch Neocaesarea, Pontus(69) Alexandrian catholics Heliopolis, Phoenicia(70) Phennesus, Arabia Proconnesus, Hellespontus
Melillo's images of Jun 8 already showed bright dust in Hellas extending beyond its canonical boundaries, with Depressiones Hellesponticae darkened and Hellespontus constricted in the middle suggesting westward dust propagation.
polar hood, and by then Hellespontus and Yaonis Fretum could be resolved.
25,27,39,53) As it expanded (Figures 9A-9B), its development into Ausonia and across Hellespontus into Noachis closely paralleled previous events from 1911, (54) 1924, 1971, 1973 and 1988.
Finally on August 4 Hellespontus and Sinus Sabaeus were obvious, though Sinus Meridiani remained pale at the CM.
of Hellespontus Montes, partially over the crater Rabe; here the entire terrain slopes down towards the Hellas basin.
The brilliant July 7 Hellespontus spot was sketched a trifle E.
Hellas was now separated from the hood by Hellespontus.
of the Syrtis and Hellas, with dark and completely normal details especially in infrared images (Figure 4): dust had not crossed Hellespontus.