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Bolide from the French astronomy book Le Ciel; Notions 'Elémentaires d'Astronomie Physique (1877). The word bolide (/ ˈ b oʊ l aɪ d /; from Italian via Latin, from Ancient Greek βολίς (bolís) 'missile' [2] [3]) may refer to somewhat different phenomena depending on the context in which the word appears, and readers may need to make inferences to determine which meaning is intended in ...
In ancient Greece, it was generally reckoned as 1 ⁄ 6 drachma (c. 0.72 grams or 11 grains). [14] [15] Under Roman rule, it was defined as 1 ⁄ 48 Roman ounce or about 0.57 g (9 gr). [16] The apothecaries' system also reckoned the obol or obolus as 1 ⁄ 48 ounce or 1 ⁄ 2 scruple. While 0.72 grams was the weight of a standard Greek obol ...
The ancient drachma originated in Greece around the 6th century BC. [1] The coin, usually made of silver or sometimes gold [2] had its origins in a bartering system that referred to a drachma as a handful of wooden spits or arrows. [3] The drachma was unique to each city state that minted them, and were sometimes circulated all over the ...
The Northern Taurid meteor shower will peak on Sunday night, with an increased chance of extra-bright meteors in the sky.
Frederic Edwin Church, The Meteor of 1860. In 2010, it was determined to be an Earth-grazing meteor procession. [1] An Earth-grazing fireball (or Earth grazer) [2] is a fireball, a very bright meteor that enters Earth’s atmosphere and leaves again. Some fragments may impact Earth as meteorites, if
A meteor lit up the night as it crossed the sky above of Brittany, France, on September 5.This clip, taken from Damgan La Roche Bernard Tourisme webcam, shows the meteor in Arzal on Sunday night.A ...
A bolide: a very bright meteor of an apparent magnitude of −14 or brighter. Fireball over the Bering Sea viewed from space (18 December 2018). The following is a list of bolides and fireballs seen on Earth in recent times.
The most powerful meteor air burst in the modern era was the 1908 Tunguska event. During this event a stony meteoroid about 50–60 m (160–200 ft) in size [1] [2]: p. 178 exploded at an altitude of 5–10 km (16,000–33,000 ft) over a sparsely populated forest in Siberia.