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Alle categorieën › Science › Hard sciences › Astronomy

Astronomy

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Year Country Category title
21 Augustus 2026 Africa Astronomy Study connects Timbuktu manuscripts with modern African astronomy
21 Augustus 2026 Africa Astronomy African astronomy is examined through a decolonial lens
21 Augustus 2026 Africa Astronomy Global publishing can reproduce epistemic inequality
21 Augustus 2026 Africa Astronomy Scientific sovereignty becomes part of astronomy policy
23 Mei 2025 Tadzjikistan Astronomy Study reassesses Avicenna's astronomical legacy
23 Mei 2025 Tadzjikistan Astronomy Avicenna designs a high-precision angular instrument
23 Mei 2025 Tadzjikistan Astronomy Astronomy is separated from fortune-telling
23 Mei 2025 Tadzjikistan Astronomy Modern scholarship restores a neglected Persian contribution
23 Augustus 2023 India Astronomy Chandrayaan-3 lands on the Moon
23 Augustus 2023 India Astronomy India reaches a southern lunar landing site
23 Augustus 2023 India Astronomy Vikram prepares measurements on the surface
23 Augustus 2023 India Astronomy Pragyan rover arrives with the lander
5 December 2022 Australië, Zuid-Afrika Astronomy SKA telescope construction formally begins
5 December 2022 Australië, Zuid-Afrika Astronomy Two continents host one radio observatory
5 December 2022 Australië, Zuid-Afrika Astronomy South African and Australian teams celebrate ground works
5 December 2022 Australië, Zuid-Afrika Astronomy A new astronomy infrastructure phase opens
12 Juli 2022 International Astronomy Webb releases its first image collection
12 Juli 2022 International Astronomy A stellar nursery appears in infrared light
12 Juli 2022 International Astronomy A planetary nebula displays dying-star structures
12 Juli 2022 International Astronomy A distant planet receives an atmospheric spectrum
11 Juli 2022 International Astronomy Webb’s First Deep Field is unveiled
11 Juli 2022 International Astronomy Gravitational lensing fills a deep image
11 Juli 2022 International Astronomy An infrared view reaches faint galaxies
11 Juli 2022 International Astronomy A space telescope shows the distant universe
25 December 2021 Frans-Guyana Astronomy James Webb Space Telescope launches
25 December 2021 Frans-Guyana Astronomy Three space agencies begin a shared observatory mission
25 December 2021 Frans-Guyana Astronomy An infrared telescope begins its journey
25 December 2021 Frans-Guyana Astronomy Webb starts a months-long commissioning period
30 Juni 2020 Africa Astronomy Study examines celestial women in African traditions
30 Juni 2020 Africa Astronomy Women use lunar cycles as embodied calendars
30 Juni 2020 Africa Astronomy African Indigenous astronomy is internally diverse
30 Juni 2020 Africa Astronomy Gender analysis reveals neglected astronomical knowledge
3 Februari 2020 Verenigde Staten Astronomy NASA publishes a global solar-science timeline
3 Februari 2020 Verenigde Staten Astronomy Naked-eye observation produces long solar records
3 Februari 2020 Verenigde Staten Astronomy Ancient records complement modern instruments
3 Februari 2020 Verenigde Staten Astronomy Public timelines can correct narrow origin stories
10 April 2019 International Astronomy First black-hole image is unveiled
10 April 2019 International Astronomy Global telescopes act as one instrument
10 April 2019 International Astronomy M87’s bright ring enters public view
10 April 2019 International Astronomy A worldwide collaboration reveals an unseen object
21 December 2018 International Astronomy UNESCO traces astronomy along the Silk Roads
21 December 2018 International Astronomy Translation changes astronomical knowledge
21 December 2018 International Astronomy Observatories require institutions and teamwork
21 December 2018 International Astronomy Silk Roads history challenges isolated-civilization stories
13 Juli 2018 Zuid-Afrika Astronomy MeerKAT is inaugurated in South Africa
13 Juli 2018 Zuid-Afrika Astronomy MeerKAT reveals the Milky Way’s centre
13 Juli 2018 Zuid-Afrika Astronomy African radio astronomy gains a powerful array
13 Juli 2018 Zuid-Afrika Astronomy MeerKAT prepares a path toward the SKA
29 Januari 2018 Verenigd Koninkrijk Astronomy British Museum publishes a guide to Islamic astrolabes
29 Januari 2018 Verenigd Koninkrijk Astronomy Astrolabes calculate time and celestial altitude
29 Januari 2018 Verenigd Koninkrijk Astronomy Instrument makers combine craft and astronomy
29 Januari 2018 Verenigd Koninkrijk Astronomy Islamic scholars transform an ancient device
17 Augustus 2017 International Astronomy Neutron-star merger sends gravitational waves
17 Augustus 2017 International Astronomy Multiple telescopes follow one cosmic event
17 Augustus 2017 International Astronomy A gamma-ray burst accompanies the merger
17 Augustus 2017 International Astronomy Multi-messenger astronomy records GW170817
25 September 2016 China Astronomy FAST radio telescope achieves first light
25 September 2016 China Astronomy A giant single-dish telescope enters testing
25 September 2016 China Astronomy China expands radio-astronomy capacity
25 September 2016 China Astronomy Guizhou becomes a global radio-astronomy site
8 Juli 2016 Australië Astronomy Review connects Aboriginal astronomy and navigation
8 Juli 2016 Australië Astronomy Songlines function as oral maps
8 Juli 2016 Australië Astronomy Unexpected events enter oral records
8 Juli 2016 Australië Astronomy Astronomy education can support cross-cultural understanding
11 Februari 2016 Verenigde Staten Astronomy First gravitational-wave detection is announced
11 Februari 2016 Verenigde Staten Astronomy A new way to study the cosmos is introduced
11 Februari 2016 Verenigde Staten Astronomy Black-hole merger enters public scientific record
11 Februari 2016 Verenigde Staten Astronomy Gabriela González speaks for a global team
14 Juli 2015 Verenigde Staten Astronomy New Horizons flies past Pluto
14 Juli 2015 Verenigde Staten Astronomy Pluto’s surface is observed at close range
14 Juli 2015 Verenigde Staten Astronomy Charon enters a historic flyby
14 Juli 2015 Verenigde Staten Astronomy The Kuiper Belt becomes a nearby field site
11 Juni 2013 India Astronomy Study investigates Gond astronomy
11 Juni 2013 India Astronomy Gond constellations organize the sky differently
11 Juni 2013 India Astronomy Astronomy is linked with seasonal and social knowledge
11 Juni 2013 India Astronomy Living knowledge is not merely an ancient survival
5 Juni 2013 Australië Astronomy Overview consolidates Aboriginal astronomy research
5 Juni 2013 Australië Astronomy Observation is embedded in law and culture
5 Juni 2013 Australië Astronomy Cardinal directions can be determined from the sky
5 Juni 2013 Australië Astronomy Cultural astronomy broadens the history of science
4 Juli 2011 Verenigde Staten Astronomy Hubble records its millionth science observation
4 Juli 2011 Verenigde Staten Astronomy An exoplanet supplies Hubble’s milestone target
4 Juli 2011 Verenigde Staten Astronomy Long-lived telescope passes a million observations
4 Juli 2011 Verenigde Staten Astronomy Atmosphere research meets a space-telescope milestone
10 Maart 2011 Australië Astronomy Study bridges Indigenous and academic astronomy
10 Maart 2011 Australië Astronomy Aboriginal traditions record eclipses and variable stars
10 Maart 2011 Australië Astronomy Sky knowledge supports navigation and timekeeping
10 Maart 2011 Australië Astronomy Collaboration must address colonial power
31 Mei 2009 Australië Astronomy Study presents Aboriginal Australian astronomy
31 Mei 2009 Australië Astronomy The Emu in the Sky uses dark clouds as a constellation
31 Mei 2009 Australië Astronomy Celestial cycles guide food and seasonal knowledge
31 Mei 2009 Australië Astronomy The study challenges a writing-only definition of science
10 Maart 2009 India Astronomy Publication surveys Hindu astronomy and ephemerides
10 Maart 2009 India Astronomy Indian star names are connected with modern coordinates
10 Maart 2009 India Astronomy Solar and lunar cycles structure calendars
10 Maart 2009 India Astronomy Tables preserve procedural astronomy
22 Oktober 2008 India Astronomy Chandrayaan-1 launches toward the Moon
22 Oktober 2008 India Astronomy Indian planetary exploration reaches lunar orbit plans
22 Oktober 2008 India Astronomy A lunar spacecraft carries international experiments
22 Oktober 2008 India Astronomy A Moon mission begins at Sriharikota
10 November 2005 Zuid-Afrika Astronomy Southern African Large Telescope is inaugurated
10 November 2005 Zuid-Afrika Astronomy Southern Africa hosts a major optical telescope
10 November 2005 Zuid-Afrika Astronomy SALT opens as an international partnership
10 November 2005 Zuid-Afrika Astronomy A post-apartheid science project reaches a milestone
11 Juli 2005 Verenigde Staten Astronomy NASA explains eclipses and Earth's changing rotation
11 Juli 2005 Verenigde Staten Astronomy Babylonian Saros cycles support eclipse prediction
11 Juli 2005 Verenigde Staten Astronomy Halley uses ancient records in early modern astronomy
11 Juli 2005 Verenigde Staten Astronomy Time itself becomes an astronomical variable
31 Januari 2003 International Astronomy Study compares Babylonian and Indian astronomy
31 Januari 2003 International Astronomy Exchange and independent development are both considered
31 Januari 2003 International Astronomy Astronomical knowledge travels through connected regions
31 Januari 2003 International Astronomy Comparative history requires caution
15 Januari 2001 India Astronomy Study surveys the birth of Indian astronomy
15 Januari 2001 India Astronomy Calendrical astronomy is linked to ritual organization
15 Januari 2001 India Astronomy The paper argues for early mathematical astronomy in India
15 Januari 2001 India Astronomy Publication date anchors ancient material responsibly
6 Oktober 1995 Zwitserland Astronomy 51 Pegasi b is announced
6 Oktober 1995 Zwitserland Astronomy A hot Jupiter challenges expectations
6 Oktober 1995 Zwitserland Astronomy Stellar wobble reveals another world
6 Oktober 1995 Zwitserland Astronomy Exoplanet studies enter a new phase
24 April 1990 Verenigde Staten Astronomy Hubble Space Telescope launches
24 April 1990 Verenigde Staten Astronomy A space observatory begins its journey
24 April 1990 Verenigde Staten Astronomy Astronomy receives a serviceable orbital telescope
24 April 1990 Verenigde Staten Astronomy An international astronomy project reaches orbit
21 September 1988 Verenigde Staten Astronomy JPL reports research using ancient Chinese eclipse records
21 September 1988 Verenigde Staten Astronomy Historical astronomy becomes geophysical evidence
21 September 1988 Verenigde Staten Astronomy Chinese archives extend the observational baseline
21 September 1988 Verenigde Staten Astronomy Cross-cultural collaboration reinterprets court records
5 September 1977 Verenigde Staten Astronomy Voyager 1 launches on a faster course
5 September 1977 Verenigde Staten Astronomy A probe sets out for Jupiter and Saturn
5 September 1977 Verenigde Staten Astronomy Voyager 1 carries a Golden Record
5 September 1977 Verenigde Staten Astronomy Twin Voyager missions are underway
20 Augustus 1977 Verenigde Staten Astronomy Voyager 2 launches first
20 Augustus 1977 Verenigde Staten Astronomy A probe begins the grand tour
20 Augustus 1977 Verenigde Staten Astronomy An outer-planet observatory leaves Earth
20 Augustus 1977 Verenigde Staten Astronomy Voyager 2 carries a Golden Record
19 April 1975 India Astronomy India’s Aryabhata satellite launches
19 April 1975 India Astronomy Indian scientists place a spacecraft in orbit
19 April 1975 India Astronomy An Indian satellite flies through Soviet cooperation
19 April 1975 India Astronomy Aryabhata honors an Indian astronomer
14 November 1971 Verenigde Staten Astronomy Mariner 9 enters orbit around Mars
14 November 1971 Verenigde Staten Astronomy Mars gains a robotic satellite
14 November 1971 Verenigde Staten Astronomy An orbiter prepares to map Mars
14 November 1971 Verenigde Staten Astronomy Planetary exploration moves beyond flybys
20 Juli 1969 Verenigde Staten Astronomy Apollo 11 lands on the Moon
20 Juli 1969 Verenigde Staten Astronomy A lunar landing makes field science possible
20 Juli 1969 Verenigde Staten Astronomy Collins maintains lunar orbit
20 Juli 1969 Verenigde Staten Astronomy A human crew reaches another world
2 Juli 1967 International Astronomy Vela satellites detect a gamma-ray burst
2 Juli 1967 International Astronomy A brief high-energy flash enters satellite records
2 Juli 1967 International Astronomy Unexpected data opens a branch of astronomy
2 Juli 1967 International Astronomy A signal awaits astronomical interpretation
16 Juni 1963 Kazachstan Astronomy Tereshkova launches aboard Vostok 6
16 Juni 1963 Kazachstan Astronomy A woman joins human orbital flight
16 Juni 1963 Kazachstan Astronomy Vostok 6 expands who can enter space
16 Juni 1963 Kazachstan Astronomy Human observation of Earth gains a new participant
14 December 1962 Verenigde Staten Astronomy Mariner 2 flies past Venus
14 December 1962 Verenigde Staten Astronomy Venus is examined by instruments in space
14 December 1962 Verenigde Staten Astronomy A robotic probe reaches another planet
14 December 1962 Verenigde Staten Astronomy Planetary science gains a close view of Venus
4 Oktober 1957 Kazachstan Astronomy Sputnik 1 launches into orbit
4 Oktober 1957 Kazachstan Astronomy An artificial moon circles Earth
4 Oktober 1957 Kazachstan Astronomy A satellite broadcast reaches ground listeners
4 Oktober 1957 Kazachstan Astronomy The space age enters the sky
18 Februari 1930 Verenigde Staten Astronomy Tombaugh identifies Pluto
18 Februari 1930 Verenigde Staten Astronomy A blink comparator reveals a distant object
18 Februari 1930 Verenigde Staten Astronomy Lowell Observatory finds a new solar-system body
18 Februari 1930 Verenigde Staten Astronomy Pluto's discovery begins a new classification story
5 Oktober 1923 Verenigde Staten Astronomy Hubble begins a key Andromeda exposure
5 Oktober 1923 Verenigde Staten Astronomy An Andromeda plate captures a future clue
5 Oktober 1923 Verenigde Staten Astronomy Mount Wilson photographs individual stars
5 Oktober 1923 Verenigde Staten Astronomy A dated image enters the distance debate
29 Mei 1919 Brazilië Astronomy Eclipse teams photograph stars near the Sun
29 Mei 1919 Brazilië Astronomy Sobral observes an eclipse for relativity
29 Mei 1919 Brazilië Astronomy Príncipe hosts a second eclipse expedition
29 Mei 1919 Brazilië Astronomy Totality makes starlight deflection measurable
9 September 1892 Verenigde Staten Astronomy Barnard discovers Amalthea
9 September 1892 Verenigde Staten Astronomy A new small moon appears near Jupiter
9 September 1892 Verenigde Staten Astronomy A visual search yields Jupiter's fifth moon
9 September 1892 Verenigde Staten Astronomy Jupiter's inner satellite is identified
6 December 1882 International Astronomy Venus makes its nineteenth-century return
6 December 1882 International Astronomy Vassar students photograph the transit
6 December 1882 International Astronomy Global campaigns observe Venus again
6 December 1882 International Astronomy The 1882 transit enters photographic history
17 Augustus 1877 Verenigde Staten Astronomy Asaph Hall discovers Phobos
17 Augustus 1877 Verenigde Staten Astronomy Mars's second satellite is recorded
17 Augustus 1877 Verenigde Staten Astronomy Phobos is found closer to Mars
17 Augustus 1877 Verenigde Staten Astronomy The Martian system becomes a three-body subject
11 Augustus 1877 Verenigde Staten Astronomy Asaph Hall discovers Deimos
11 Augustus 1877 Verenigde Staten Astronomy Mars gains a known moon
11 Augustus 1877 Verenigde Staten Astronomy Angelina Hall encourages the continued search
11 Augustus 1877 Verenigde Staten Astronomy A faint Martian point proves to be Deimos
9 December 1874 International Astronomy Venus crosses the Sun in 1874
9 December 1874 International Astronomy Photographs supplement transit sketches
9 December 1874 International Astronomy Distant observatories compare transit timings
9 December 1874 International Astronomy The transit tests global observing networks
1 September 1859 Verenigd Koninkrijk Astronomy Carrington witnesses a solar flare
1 September 1859 Verenigd Koninkrijk Astronomy Hodgson also reports the solar brightening
1 September 1859 Verenigd Koninkrijk Astronomy A flare enters the solar record
1 September 1859 Verenigd Koninkrijk Astronomy A solar outburst precedes a magnetic storm
10 Oktober 1846 Verenigd Koninkrijk Astronomy Lassell discovers Triton
10 Oktober 1846 Verenigd Koninkrijk Astronomy Neptune gains its first known satellite
10 Oktober 1846 Verenigd Koninkrijk Astronomy Triton appears in an early Neptune search
10 Oktober 1846 Verenigd Koninkrijk Astronomy A distant moon broadens planetary astronomy
23 September 1846 Duitsland Astronomy Neptune is identified in Berlin
23 September 1846 Duitsland Astronomy A planetary prediction gets an observational test
23 September 1846 Duitsland Astronomy A star chart helps distinguish Neptune
23 September 1846 Duitsland Astronomy Collaboration and rivalry shape Neptune's discovery
1 Januari 1801 Italië Astronomy Piazzi discovers Ceres
1 Januari 1801 Italië Astronomy An apparent planet appears in the asteroid belt
1 Januari 1801 Italië Astronomy Palermo observations expand the solar-system map
1 Januari 1801 Italië Astronomy A tiny light begins the history of Ceres
11 Januari 1787 Verenigd Koninkrijk Astronomy Herschel discovers Titania
11 Januari 1787 Verenigd Koninkrijk Astronomy A distant moon appears near Uranus
11 Januari 1787 Verenigd Koninkrijk Astronomy Uranus proves to have companions
11 Januari 1787 Verenigd Koninkrijk Astronomy A powerful telescope extends moon searches
11 Januari 1787 Verenigd Koninkrijk Astronomy Herschel discovers Oberon
11 Januari 1787 Verenigd Koninkrijk Astronomy A second Uranian satellite is recorded
11 Januari 1787 Verenigd Koninkrijk Astronomy Two moons emerge on one observing night
11 Januari 1787 Verenigd Koninkrijk Astronomy The outer Uranian moon becomes known
13 Maart 1781 Verenigd Koninkrijk Astronomy Herschel spots the object later named Uranus
13 Maart 1781 Verenigd Koninkrijk Astronomy A faint object changes the planetary census
13 Maart 1781 Verenigd Koninkrijk Astronomy Telescopes enlarge the known solar system
13 Maart 1781 Verenigd Koninkrijk Astronomy Uranus enters Herschel's observing log
3 Juni 1769 French Polynesia Astronomy Venus crosses the Sun above Tahiti
3 Juni 1769 French Polynesia Astronomy Tahiti becomes a transit observing site
3 Juni 1769 French Polynesia Astronomy Transit drawings capture contact uncertainties
3 Juni 1769 French Polynesia Astronomy A Pacific observation helps measure distance
6 Juni 1761 International Astronomy Venus transits the Sun
6 Juni 1761 International Astronomy International observers time Venus
6 Juni 1761 International Astronomy Contact timings test a solar-system scale
6 Juni 1761 International Astronomy The black-drop effect limits timing precision
5 Juli 1687 Verenigd Koninkrijk Astronomy Newton's Principia is published
5 Juli 1687 Verenigd Koninkrijk Astronomy One theory links falling objects and planets
5 Juli 1687 Verenigd Koninkrijk Astronomy The Principia sets out planetary mechanics
5 Juli 1687 Verenigd Koninkrijk Astronomy Astronomy gains a mathematical framework
25 Oktober 1671 Frankrijk Astronomy Cassini discovers Saturn's moon Iapetus
25 Oktober 1671 Frankrijk Astronomy A second Saturnian moon enters the record
25 Oktober 1671 Frankrijk Astronomy Iapetus's unusual visibility invites study
25 Oktober 1671 Frankrijk Astronomy Saturn observation reveals a new orbiting body
25 Maart 1655 Nederland Astronomy Huygens discovers Titan
25 Maart 1655 Nederland Astronomy A companion appears beside Saturn
25 Maart 1655 Nederland Astronomy Saturn's system grows beyond its rings
25 Maart 1655 Nederland Astronomy Instrument making helps reveal Titan
4 December 1639 Verenigd Koninkrijk Astronomy Horrocks observes Venus in transit
4 December 1639 Verenigd Koninkrijk Astronomy Crabtree independently sees Venus on the Sun
4 December 1639 Verenigd Koninkrijk Astronomy A predicted transit becomes visible
4 December 1639 Verenigd Koninkrijk Astronomy Venus appears as a small black disk
7 November 1631 Frankrijk Astronomy Gassendi observes Mercury cross the Sun
7 November 1631 Frankrijk Astronomy Prediction meets a visible transit
7 November 1631 Frankrijk Astronomy Mercury looks smaller than expected
7 November 1631 Frankrijk Astronomy A telescope records a rare alignment
7 Januari 1610 Italië Astronomy Galileo notes three lights beside Jupiter
7 Januari 1610 Italië Astronomy Jupiter becomes a telescopic puzzle
7 Januari 1610 Italië Astronomy Galileo's observing notes mark a turning point
7 Januari 1610 Italië Astronomy New telescope reveals Jupiter's companions
17 Oktober 1604 Czech Republic Astronomy Kepler observes a supernova
17 Oktober 1604 Czech Republic Astronomy A new star appears in Ophiuchus
17 Oktober 1604 Czech Republic Astronomy Telescope-free astronomy records SN 1604
17 Oktober 1604 Czech Republic Astronomy A changing sky confronts older cosmology
11 November 1572 Denemarken Astronomy Tycho observes a new star
11 November 1572 Denemarken Astronomy Cassiopeia gains an unexpected light
11 November 1572 Denemarken Astronomy The 1572 supernova enters observing records
11 November 1572 Denemarken Astronomy A stellar explosion challenges the unchanging sky
10 Februari 1258 Irak Astronomy Baghdad surrenders to the Mongol army
10 Februari 1258 Irak Astronomy Scientific networks survive beyond one city
10 Februari 1258 Irak Astronomy Patronage shifts after the Abbasid collapse
10 Februari 1258 Irak Astronomy The event resists a simple end-of-science narrative
4 Juli 1054 China Astronomy Chinese astronomers record the guest star of 1054
4 Juli 1054 China Astronomy The guest star becomes the Crab Nebula
4 Juli 1054 China Astronomy Bureaucratic records preserve transient astronomy
4 Juli 1054 China Astronomy The 1054 observation reveals stellar death
24 Mei 1032 Iran Astronomy Ibn Sina records a transit of Venus
24 Mei 1032 Iran Astronomy The observation challenges a rigid Ptolemaic cosmos
24 Mei 1032 Iran Astronomy Ibn Sina combines astronomy, optics and instrument design
24 Mei 1032 Iran Astronomy The event survives through Persian-Arabic scholarship
30 April 1006 International Astronomy Observers witness the brilliant supernova SN 1006
30 April 1006 International Astronomy Ali ibn Ridwan records the supernova from Egypt
30 April 1006 International Astronomy SN 1006 becomes the brightest recorded stellar event
30 April 1006 International Astronomy Multiple cultural archives reconstruct one sky event
30 Juli 762 Irak Astronomy Astronomers select Baghdad's foundation date
30 Juli 762 Irak Astronomy Baghdad's founding joins astronomy and statecraft
30 Juli 762 Irak Astronomy Persian and Jewish scholars shape the new capital
30 Juli 762 Irak Astronomy Baghdad becomes a center of astronomical translation
21 Maart 499 India Astronomy Aryabhata establishes a computational epoch
21 Maart 499 India Astronomy Indian astronomy combines algorithms and observation
21 Maart 499 India Astronomy Earth's rotation explains the apparent motion of the sky
21 Maart 499 India Astronomy Sine tables support astronomical calculation
28 Mei 585 v.Chr. Türkiye Astronomy A solar eclipse interrupts war between Medes and Lydians
28 Mei 585 v.Chr. Türkiye Astronomy Tradition credits Thales with predicting the eclipse
28 Mei 585 v.Chr. Türkiye Astronomy Astronomy enters a story of diplomacy
28 Mei 585 v.Chr. Türkiye Astronomy Historical uncertainty is part of the record
15 Juni 763 v.Chr. Irak Astronomy Assyrian observers record a total solar eclipse
15 Juni 763 v.Chr. Irak Astronomy The eclipse anchors Near Eastern chronology
15 Juni 763 v.Chr. Irak Astronomy Systematic observation supports predictive knowledge
15 Juni 763 v.Chr. Irak Astronomy A cuneiform record connects ancient and modern astronomy
21 April 899 v.Chr. China Astronomy Chinese observers record the Double-Dawn eclipse
21 April 899 v.Chr. China Astronomy An eclipse record preserves early Chinese astronomy
21 April 899 v.Chr. China Astronomy Modern orbital calculation tests an ancient text
21 April 899 v.Chr. China Astronomy The record helps measure changes in Earth's rotation