Hubbles Law
Humason provides redshift measurements used by Hubble to support the velocity distance relation
Explore 58 historical events and records for United States of America in 1929.
Sorted by month and day. Records with no month are shown last. Showing 18 of 58 unique records.
Humason provides redshift measurements used by Hubble to support the velocity distance relation
Arendt published her dissertation on the concept of love in Augustine's thought.
Arendt married philosopher Günther Stern, later known as Günther Anders.
Hubble publishes his extensive Astrophysical Journal study of Messier 31 as a stellar system, analysing its resolved stars, variables and structure as an external galaxy.
Hubble publishes a short Carnegie Institution article on the curvature of space, relating extragalactic observations to questions about the geometry and scale of the universe.
Records low-energy electron scattering data later recognized as evidence of significant electron polarization.
Hubble publishes a preliminary estimate of the Coma cluster of nebulae in Publications of the Astronomical Society of the Pacific, extending his quantitative work to a rich galaxy cluster.
Appointed President of the USA, 31st President
Appointed Chairman of the Reparations Committee
Appointed Secretary of State
Hubble publishes The Exploration of Space in Harper's Monthly Magazine, explaining to a broad audience how observations of nebulae were transforming knowledge of the universe beyond the Milky Way.
Hubble writes The Structure of the Universe - A Clue for the Carnegie Institution news service, presenting contemporary observational evidence about the large-scale organisation of galaxies.
The USA & Great Britain sign an agreement for complete parity in all naval vessels
Publishes a unified field formulation based on distant parallelism and Hamilton's principle, continuing his search for equations joining gravitational and electromagnetic fields.
Publishes a widely publicized unified-field theory based on teleparallel geometry.
Hubble publishes observational evidence for a roughly linear relation between the distances of external galaxies and their radial velocities. The relation is now commonly called the Hubble-Lemaitre law.
Appointed Vice President of the USA
The stock market crash in New York triggered enormous public demand for financial reporting and explanations of the crisis.
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