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Bulanids. The Bulanids were the ruling dynasty of the Khazar Khaganate during the 9th century and 10th century CE. The dynasty is named after Bulan, who may or may not have been its founder. In other sources (see Schechter Letter ), the founder of the dynasty is named Sabriel. Whether the Bulanid rulers were Beks or Khagans is a matter of some ...
The Kedukan Bukit inscription is an inscription discovered by the Dutchman C.J. Batenburg [ 1] on 29 November 1920 at Kedukan Bukit, South Sumatra, Dutch East Indies (now Indonesia ), on the banks of Tatang River, a tributary of Musi River. It is the oldest surviving specimen of the Malay language, in a form known as Old Malay. [ 2]
The position of the Sun in the sky is a function of both the time and the geographic location of observation on Earth 's surface. As Earth orbits the Sun over the course of a year, the Sun appears to move with respect to the fixed stars on the celestial sphere, along a circular path called the ecliptic . Earth's rotation about its axis causes ...
Bulan was a Khazar king who led the conversion of the Khazars to Judaism. His name means "elk" [ 1] or "hart" in Old Turkic. The date of his reign is unknown, as the date of the conversion is hotly disputed, though it is certain that Bulan reigned some time between the mid-8th and the mid-9th centuries. Nor is it settled whether Bulan was the ...
August 12, 2024 at 10:48 AM. PARIS (AP) — A British man, who was seen climbing the Eiffel Tower on the last day of the Paris Olympics, has been released from police custody, but remains under ...
The orbit of the Moon is a nearly circular ellipse about the Earth (the semimajor and semiminor axes are 384,400 km and 383,800 km, respectively: a difference of only 0.16%). The equation of the ellipse yields an eccentricity of 0.0549 and perigee and apogee distances of 362,600 km (225,300 mi) and 405,400 km (251,900 mi) respectively (a ...
The use of astronomical symbols for the Sun and Moon dates to antiquity. The forms of the symbols that appear in the original papyrus texts of Greek horoscopes are a circle with one ray () for the Sun and a crescent for the Moon. [ 3] The modern Sun symbol, a circle with a dot (☉), first appeared in Europe in the Renaissance.
Ḥasan Ibn al-Haytham (Latinized as Alhazen; / æ l ˈ h æ z ən /; full name Abū ʿAlī al-Ḥasan ibn al-Ḥasan ibn al-Haytham أبو علي، الحسن بن الحسن بن الهيثم; c. 965 – c. 1040) was a medieval mathematician, astronomer, and physicist of the Islamic Golden Age from present-day Iraq.