This is a

timeline A timeline is a list of events displayed in chronological order. It is typically a graphic design showing a long bar labelled with dates paralleling it, and usually contemporaneous events. Timelines can use any suitable scale representing t ...

of Chinese records and investigations in

astronomy Astronomy is a natural science that studies celestial objects and the phenomena that occur in the cosmos. It uses mathematics, physics, and chemistry in order to explain their origin and their overall evolution. Objects of interest includ ...

. *2137 BC - October 22, the Chinese book, the ''

Book of Documents The ''Book of Documents'' ( zh, p=Shūjīng, c=書經, w=Shu King) or the ''Classic of History'', is one of the Five Classics of ancient Chinese literature. It is a collection of rhetorical prose attributed to figures of ancient China, a ...

'', records the earliest known

solar eclipse A solar eclipse occurs when the Moon passes between Earth and the Sun, thereby obscuring the view of the Sun from a small part of Earth, totally or partially. Such an alignment occurs approximately every six months, during the eclipse season i ...

. *c. 2000 BC - Chinese determine that

Jupiter Jupiter is the fifth planet from the Sun and the List of Solar System objects by size, largest in the Solar System. It is a gas giant with a Jupiter mass, mass more than 2.5 times that of all the other planets in the Solar System combined a ...

needs 12 years to complete one revolution of its orbit. *c. 1400 BC - Chinese record the regularity of solar and

lunar eclipse A lunar eclipse is an astronomical event that occurs when the Moon moves into the Earth's shadow, causing the Moon to be darkened. Such an alignment occurs during an eclipse season, approximately every six months, during the full moon phase, ...

s and the earliest known

Solar prominence In solar physics, a prominence, sometimes referred to as a filament, is a large Plasma (physics), plasma and magnetic field structure extending outward from the Sun's surface, often in a loop shape. Prominences are anchored to the Sun's surface ...

and two

nova A nova ( novae or novas) is a transient astronomical event that causes the sudden appearance of a bright, apparently "new" star (hence the name "nova", Latin for "new") that slowly fades over weeks or months. All observed novae involve white ...

s (). *c. 1200 BC - Chinese divide the sky into twenty eight regions (

Chinese constellations Traditional Chinese astronomy has a system of dividing the celestial sphere into asterisms or constellations, known as "officials" ( Chinese ''xīng guān''). The Chinese asterisms are generally smaller than the constellations of Hellenisti ...

) for recognition of the stars. *c. 1100 BC - Chinese first determine the spring equinox. *776 BC - Chinese make the earliest reliable record of a

. *613 BC - In July, a

Comet A comet is an icy, small Solar System body that warms and begins to release gases when passing close to the Sun, a process called outgassing. This produces an extended, gravitationally unbound atmosphere or Coma (cometary), coma surrounding ...

, possibly

Comet Halley Halley's Comet is the only known short-period comet that is consistently visible to the naked eye from Earth, appearing every 72–80 years, though with the majority of recorded apparitions (25 of 30) occurring after 75–77 years. It last ...

, is recorded in the ''

Spring and Autumn Annals The ''Spring and Autumn Annals'' is an ancient Chinese chronicle that has been one of the core Chinese classics since ancient times. ''The Annals'' is the official chronicle of the State of Lu, and covers a 242-year period from 722 to 481&nbs ...

'' (). *532 BC - A

was recorded in the ''

Records of the Grand Historian The ''Shiji'', also known as ''Records of the Grand Historian'' or ''The Grand Scribe's Records'', is a Chinese historical text that is the first of the Twenty-Four Histories of imperial China. It was written during the late 2nd and early 1st ce ...

'' and

Zuo Zhuan The ''Zuo Zhuan'' ( zh, t=左傳, w=Tso Chuan; ), often translated as ''The Zuo Tradition'' or as ''The Commentary of Zuo'', is an ancient Chinese narrative history traditionally regarded as a commentary on the ancient Chinese chronicle the '' ...

(). *364 BC - Earliest recorded observation of

sunspot Sunspots are temporary spots on the Sun's surface that are darker than the surrounding area. They are one of the most recognizable Solar phenomena and despite the fact that they are mostly visible in the solar photosphere they usually aff ...

s made by Gan De. *28 BC - May 10, Chinese imperial history book, the ''

Book of Han The ''Book of Han'' is a history of China finished in 111 CE, covering the Western, or Former Han dynasty from the first emperor in 206 BCE to the fall of Wang Mang in 23 CE. The work was composed by Ban Gu (32–92 CE), ...

'', makes earliest known dated record of sunspots; systematic Chinese observations of sunspots continue thereafter. *185 - The earliest recorded supernova of RCW 86 *687 - Chinese make earliest known record of

meteor shower A meteor shower is a celestial event in which a number of meteors are observed to radiate, or originate, from one point in the night sky. These meteors are caused by streams of cosmic debris called meteoroids entering Earth's atmosphere at ext ...

. *1054 - July 4, Chinese astronomers noted the appearance of a ''guest star'', the

supernova A supernova (: supernovae or supernovas) is a powerful and luminous explosion of a star. A supernova occurs during the last stellar evolution, evolutionary stages of a massive star, or when a white dwarf is triggered into runaway nuclear fusion ...

which produced the

Crab Nebula The Crab Nebula (catalogue designations M1, NGC 1952, Taurus A) is a supernova remnant and pulsar wind nebula in the constellation of Taurus (constellation), Taurus. The common name comes from a drawing that somewhat resembled a crab with arm ...

, Messier's M1. *1088 - In his ''

Dream Pool Essays ''The Dream Pool Essays'' (or ''Dream Torrent Essays'') was an extensive book written by the Chinese polymath and statesman Shen Kuo (1031–1095), published in 1088 during the Song dynasty (960–1279) of China. Shen compiled this encyclopedi ...

'', the polymath Chinese scientist

Shen Kuo Shen Kuo (; 1031–1095) or Shen Gua, courtesy name Cunzhong (存中) and Art name#China, pseudonym Mengqi (now usually given as Mengxi) Weng (夢溪翁),Yao (2003), 544. was a Chinese polymath, scientist, and statesman of the Song dynasty (960� ...

(1031–1095) wrote of his findings for the improved meridian measurement between the

pole star A pole star is a visible star that is approximately aligned with the axis of rotation of an astronomical body; that is, a star whose apparent position is close to one of the celestial poles. On Earth, a pole star would lie directly overhead when ...

and

true north True north is the direction along Earth's surface towards the place where the imaginary rotational axis of the Earth intersects the surface of the Earth on its Northern Hemisphere, northern half, the True North Pole. True south is the direction ...

, which was an invaluable concept for aiding

navigation Navigation is a field of study that focuses on the process of monitoring and controlling the motion, movement of a craft or vehicle from one place to another.Bowditch, 2003:799. The field of navigation includes four general categories: land navig ...

by use of the magnetic

compass A compass is a device that shows the cardinal directions used for navigation and geographic orientation. It commonly consists of a magnetized needle or other element, such as a compass card or compass rose, which can pivot to align itself with No ...

. Shen Kuo also argued for spherical celestial bodies by using evidence of

s and solar eclipses, which promoted the

spherical Earth Spherical Earth or Earth's curvature refers to the approximation of the figure of the Earth as a sphere. The earliest documented mention of the concept dates from around the 5th century BC, when it appears in the writings of Ancient Greek philos ...

theory and went against the

flat Earth Flat Earth is an archaic and scientifically disproven conception of the Figure of the Earth, Earth's shape as a Plane (geometry), plane or Disk (mathematics), disk. Many ancient cultures, notably in the cosmology in the ancient Near East, anci ...

theory.

References

Chinese astronomy Astronomy in China has a long history stretching from the Shang dynasty, being refined over a period of more than 3,000 years. The Ancient China, ancient Chinese people have identified stars from 1300 BCE, as Chinese star names later categori ...

{{China-history-stub zh:中国天文学史

See also

References