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The timeline of discovery of Solar System planets and their natural satellites charts the progress of the discovery of new bodies over history. Each object is listed in chronological order of its discovery (multiple dates occur when the moments of imaging, observation, and publication differ), identified through its various designations (including temporary and permanent schemes), and the ...
PSR B1620-26 b is an exoplanet located approximately 12,400 light-years from Earth in the constellation of Scorpius.It bears the unofficial nicknames "Methuselah" and "the Genesis planet" (named after the Biblical character Methuselah, who, according to the Bible, lived to be the oldest person) due to its extreme age.
Detailed logarithmic timeline – Timeline of the universe, Earth, and mankind; Earth phase – Phases of the Earth as seen from the Moon; Evolutionary history of life; Future of Earth – Long-term extrapolated geological and biological changes of planet Earth; Geological history of Earth – The sequence of major geological events in Earth's past
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 1,500 years.
These timelines of world history detail recorded events since the creation of writing roughly 5000 years ago to the present day. For events from c. 3200 BC – c. 500 see: Timeline of ancient history; For events from c. 500 – c. 1499, see: Timeline of post-classical history; For events from c. 1500, see: Timelines of modern history
Indian mathematician-astronomer Bhāskara II, in his Siddhanta Shiromani, calculates the longitudes and latitudes of the planets, lunar and solar eclipses, risings and settings, the Moon's lunar crescent, syzygies, and conjunctions of the planets with each other and with the fixed stars, and explains the three problems of diurnal rotation.
Versions of this plant were on the planet for nearly 300 million years before the space rock barreled into Earth. ... Practicality demanded that the research team shorten that timeline. So in mid ...
This timeline of natural history summarizes ... Geologic time is the timescale used to calculate dates in the planet's geologic history ... one of longest and ...