by neufer » Sat Jan 28, 2017 2:02 pm
De58te wrote:CharlesE wrote:
The description states the nebula is a "mere 180,000 light years away." It is rather awesome to realize that time interval is 90 times our recorded history!
Actually it is 60 times or recorded history if you think Homer is the first Greek historian. 40 times if you think the first hieroglyphs were written in the Step Pyramid of Djoser, or 36 times if you think recorded history started with the Sumerian's Cuneiform writing of about 3,000 B.C.
https://en.wikipedia.org/wiki/History wrote:
<<History (from Greek ἱστορία, historia, meaning "inquiry, knowledge acquired by investigation") is the study of the past as it is described in written documents. Stories common to a particular culture, but not supported by external sources (such as the tales surrounding King Arthur), are usually classified as cultural heritage or legends, because they do not show the "disinterested investigation" required of the discipline of history. Herodotus, a 5th-century BC Greek historian is considered within the Western tradition to be the "father of history", and, along with his contemporary Thucydides, helped form the foundations for the modern study of human history. In Asia, a state chronicle, the Spring and Autumn Annals was known to be compiled from as early as 722 BC although only 2nd-century BC texts survived.>>
[quote="De58te"][quote="CharlesE"]
The description states the nebula is a "mere 180,000 light years away." It is rather awesome to realize that time interval is 90 times our recorded history![/quote]
Actually it is 60 times or recorded history if you think Homer is the first Greek historian. 40 times if you think the first hieroglyphs were written in the Step Pyramid of Djoser, or 36 times if you think recorded history started with the Sumerian's Cuneiform writing of about 3,000 B.C.[/quote][quote=" https://en.wikipedia.org/wiki/History"]
<<History (from Greek ἱστορία, historia, meaning "inquiry, knowledge acquired by investigation") is the study of the past as it is described in written documents. Stories common to a particular culture, but not supported by external sources (such as the tales surrounding King Arthur), are usually classified as cultural heritage or legends, because they do not show the "disinterested investigation" required of the discipline of history. Herodotus, a 5th-century BC Greek historian is considered within the Western tradition to be the "father of history", and, along with his contemporary Thucydides, helped form the foundations for the modern study of human history. In Asia, a state chronicle, the Spring and Autumn Annals was known to be compiled from as early as 722 BC although only 2nd-century BC texts survived.>>[/quote]