Historical biography archive · Updated 2026-11-03

Walter Baade Biography and Timeline

Follow Walter Baade through 3 dated historical records for United States of America.

Walter Baade, historical timeline

A chronological timeline drawn from matching World History Database records.

3Distinct records
1 of 1Page
1934–1956Years on this page

1934

Gravitational Lensing

Astronomer · California Institute of Technology · Science / Astronomy

Baade discusses possible astronomical consequences of gravitational lensing with Zwicky

1954

Distance Scale

Astronomer · Mount Wilson Observatory · Science / Astronomy

Baade distinguishes stellar populations and revises Cepheid distances used in estimates of cosmic expansion

1956

Distance Scale

Astronomer · Mount Wilson Observatory · Science / Astronomy

Baades corrections help make the cosmic expansion rate more realistic for Big Bang timescales

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.