Gdansk Observatory
Establishes an observatory on the roofs of his Gdansk houses.
Historical biography archive · Updated 2026-11-03
Johannes Hevelius Biography and Timeline
Follow Johannes Hevelius through 10 dated historical records for Poland.
Johannes Hevelius, historical timeline
A chronological timeline drawn from matching World History Database records.
10Distinct records
1 of 1Page
1641–1690Years on this page
1641
Private Astronomical Observatory
Builds a major European centre for naked-eye astronomical observation.
1647
Detailed Lunar Atlas
Introduces influential names and drawings for visible features of the Moon.
Selenographia
Publishes a detailed study and atlas of the lunar surface.
1668
Comet Observations Catalogue
Creates an extensive seventeenth-century reference work on cometary astronomy.
Cometographia
Publishes observations and historical accounts of numerous comets.
1673
Astronomical Instruments Treatise
Documents large precision instruments used before telescopic sights became standard.
Machina Coelestis
Publishes a description of his observatory, instruments and observing methods.
1690
Star Atlas Publication
Provides one of the most elaborate celestial atlases of its period.
Uranographia
His star atlas is published posthumously with newly defined constellations.
Records, sources and methodology
These dates and descriptions come from the historical_events database. Exact duplicate records have been collapsed. Names are grouped by the country, Name 2 and Name 1 fields; records with missing Name 2 cannot be reliably assigned to an individual biography. Check the underlying sources before formal citation.