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Ancient celestial map found at Castelliere di Rupinpiccolo

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Castelliere di Rupinpiccolo is an ancient hillfort, located in the Province of Trieste, Italy.

The hillfort housed a fortified settlement that emerged during the Middle Bronze Age, with archaeological evidence indicating that occupation continued through the Iron Age until the site was abandoned around the 5th century AD.

In a press announcement by the Italian National Institute of Astrophysics (INAF), two large circular stones measuring 50 centimetres in diameter were recently discovered at the entrance to the hillfort.

According to Paolo Molaro from INAF, and researchers from the Ca’ Foscari University of Venice and ICTP, one of the stones is a representation of the sun, while the other is a carved celestial map dated to the 4th century BC.

Image Credit : INAF

A study of the stones has been published in the German astronomy magazine, Astronomische Nachrichten, in which the study authors have identified that the celestial map depicts the sky above Rupinpiccolo from around 2,500-years-ago, making the discovery one of oldest known celestial maps founds in Italy.

The team have identified 29 engravings on the stone, which correspond precisely to the constellations of Scorpius, Orion, the Pleiades and Cassiopeia. Based on the angle of the cut marks in the stone, the researchers suggest that the carvings were likely made by the same individual using a hammer and a rudimentary metal chisel with a 6-7 mm tip.

A specific star engraved on the stone, identified as Theta Scorpii, has become obscured from sight at Castelliere di Rupinpiccolo due to its low position on the horizon. However, upon using the Stellarium program to simulate the night sky, researchers discovered that this star was observable from the ancient hillfort around 400 BC.

The 29th engraving is of particular interest as it has no correlation with celestial models. Instead, the study authors propose that it could actually be a representation of a supernova, a transient phenomenon that appeared suddenly in the night sky in ancient times for days or months, and then fade away and disappear.

If this is indeed the case, the researchers suggest that tracing the focal point in the night’s sky by correlating with the 29th engraving, this could potentially reveal a black hole left behind by the supernova explosion.

Header Image Credit : INAF

This content was originally published on www.heritagedaily.com – © 2023 – HeritageDaily

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Archaeology

Egypt’s first pyramid was constructed using hydraulic lift

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A recent study, published in the journal ResearchGate, proposes that the Pyramid of Djoser could have been constructed using hydraulic lift.

The Pyramid of Djoser, also known as the Step Pyramid, is a proto-pyramid built as the final resting place of Djoser, the first or second pharaoh of Egypt’s 3rd Dynasty (2670–2650 BC) during the Old Kingdom period.

The pyramid rises from the Saqqara plateau in six steps to a height of around 60 to 62 metres, serving as the centre of a vast mortuary complex.

Due to the absence of authentic sources from the pyramid architects’ working sphere, there is currently no confirmed comprehensive model for the method used in the pyramid construction.

The prevailing theory suggests that the heavy stone blocks were transported on apparatuses such as rollers, and raised to height using a series of ramps.

In the study, a survey of watersheds near to the pyramid indicate that the Gisr el-Mudir (enclosure) has features of a check dam for trapping sediment and water. Furthermore, the topography beyond the “dam” shows a possible ephemeral lake west of the Djoser complex, and water flow inside the moat surrounding it.

The study authors explain: “In the southern section of the moat, we show that the monumental linear rock-cut structure consisting of successive, deep compartments, combines the technical requirements of a water treatment facility: a settling basin, a retention basin, and a purification system.”

Based on this finding, the study proposes that the Gisr el-Mudir and moat’s inner south section worked as a unified hydraulic system for regulating flow and improving water quality. In addition, the pyramid’s internal architecture is consistent with a hydraulic elevation mechanism never reported before.

“The ancient architects likely raised the stones from the pyramid centre in a volcano fashion using the sediment-free water from the Dry Moat’s south section. Ancient Egyptians are famous for their pioneering and mastery of hydraulics through canals for irrigation purposes and barges to transport huge stones. This work opens a new line of research: the use of hydraulic force to erect the massive structures built by Pharaohs,” said the study authors.

Please note: This study was submitted to PLOS ONE on December 7, 2023. After two rounds of review by peers, the paper was formally accepted by PLOS ONE on June 27, 2024. Since July 23, 2024, it has been the subject of new consultations and review by the PLOS ONE Editorial Board.

Header Image Credit : Shutterstock

Sources : ResearchGate | Piton, Guillaume. (2024). On the possible use of hydraulic force to assist with building the Step Pyramid of Saqqara. PLOS ONE.

This content was originally published on www.heritagedaily.com – © 2023 – HeritageDaily

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Archaeology

Lost splendour of the Great Synagogue of Vilna rediscovered

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Constructed between 1630 and 1633 in a Renaissance-Baroque style, the Great Synagogue of Vilnius served as the religious centre of a complex of synagogues, mikvahs, and community institutions devoted to Torah study in Vilnius, Lithuania.

According to a press statement by the Israel Antiquities Authority (IAA): “The Great Synagogue of Vilna was the beating heart of the Lithuanian Jewry, which included 12 synagogues and study houses, the community council building, the home of Rabbi Eliyahu – the Vilna Gaon, Kosher meat stalls, the famous ‘Strashun’ library, a bathhouse and more.”

During World War II, the synagogue was looted, burned, and partially destroyed by the Nazis in the holocaust. Soviet authorities completely demolished the remaining structure to build a school, intending to prevent any future restoration of Jewish worship.

Only three original pieces of the synagogue survived the destruction: a door of the Holy Ark, a reader’s desk, and a bas-relief with the Ten Commandments, which are now on display at the Vilna Gaon Jewish Museum.

Image Credit : Israel Antiquities Authority

In a recent study conducted by the IAA, the Association of Lithuanian Archaeology, the Good Will Foundation, and the Jewish Community of Lithuania, archaeologists have rediscovered traces of the synagogue’s decorated walls and remnants of flooring with red, black, and white floral patterns that paved the main hall.

Excavations also uncovered huge water reservoirs to feed halachically pure water to the mikva’ot, and one of the giant pillars that surrounded the Bimah (prayer platform).

Dr. Jon Seligman from the IAA and Justinas Rakas from the Lithuanian Archaeological Society, said: “The magnificent remains we are rediscovering bring back moments in the life of a lost vibrant community.”

Header Image Credit : Israel Antiquities Authority

Sources : IAA

This content was originally published on www.heritagedaily.com – © 2023 – HeritageDaily

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