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The first major Arabic work of astronomy is the Zij al-Sindh by Muhammad ibn Musa al-Khwarizmi. The work contains tables for the movements of the Sun, the Moon, and the five planets known at the time. The work is significant as it introduced Ptolemaic concepts into Islamic sciences. This work also marks the turning point in Arabic astronomy.
2020 — On July 19, 2020, after a 20-year-long survey, astrophysicists of the Sloan Digital Sky Survey published the largest, most detailed 3D map of the universe so far, fill a gap of 11 billion years in its expansion history, and provide data which supports the theory of a flat geometry of the universe and confirms that different regions ...
This timeline of cosmological theories and discoveries is a chronological record of the development of humanity's understanding of the cosmos over the last two-plus millennia. Modern cosmological ideas follow the development of the scientific discipline of physical cosmology .
28 BCE – Chinese history book Book of Han makes earliest known dated record of sunspot. [34] c. 150 CE – Claudius Ptolemy completes his work Almagest, that codifies the astronomical knowledge of his time and cements the geocentric model in the West, and it remained the most authoritative text on astronomy for more than
1577–80 – Taqi al-Din invents a mechanical astronomical clock that measures time in seconds, one of the most important innovations in 16th-century practical astronomy, as previous clocks were not accurate enough to be used for astronomical purposes. [13] 1577–80 – Taqi al-Din invents framed sextant [13]
Timeline of knowledge about galaxies, clusters of galaxies, and large-scale structure Graphical timeline from Big Bang to Heat Death Graphical timeline of the Big Bang
Not since Tecumseh. The last total solar eclipse in Ohio was in 1806. Tom O'Grady, instructor of Observational Astronomy at Ohio University, said details are scarce, but there is a long told tale ...
The Place of Astronomy in the Ancient World: A Joint Symposium of the Royal Society and the British Academy. Oxford University Press. ISBN 0-19-725944-8. Hoskin, Michael (2003). The History of Astronomy: A Very Short Introduction. Oxford University Press. ISBN 0-19-280306-9. Magli, Giulio (2004).