So on a clear night, sailors on all seas could check their heading by means of at least one celestial reference. But these were not the only astral guideposts.
وهكذا ،‏ في ليلة صافية ،‏ استطاع البحارة ان يتأكدوا من وجهتهم بواسطة جرم سماوي واحد على الاقل .‏