Willem Sitter Biography

Historical biography and chronological timeline for Willem Sitter, based on 1 World History Database records associated with Netherlands.

1 records1917–19171 events1 places

Chronological biography

1917

De Sitter Universe1917

Science / Cosmology · Astronomer · Leiden

Develops a relativistic cosmological model with repulsive expansion-like behaviour.

Titles and roles

Astronomer

Record provenance

This biography is assembled from World History Database records filtered by country and personal-name fields. Exact duplicate display records are removed. The database is an index rather than a complete narrative biography; formal research should verify entries against relevant primary or specialist sources.