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History of technology by type; ... The year 1933 in science and technology involved some significant events, listed below. Astronomy ... Astronomy's 'Great Debate', ...
Karl Guthe Jansky (October 22, 1905 – February 14, 1950) was an American physicist and radio engineer who in April 1933 first announced his discovery of radio waves emanating from the Milky Way in the constellation Sagittarius.
The first major Arabic work of astronomy is the Zij al-Sindh by Muhammad ibn Musa al-Khwarizmi. The work contains tables for the movements of the Sun, the Moon, and the five planets known at the time. The work is significant as it introduced Ptolemaic concepts into Islamic sciences. This work also marks the turning point in Arabic astronomy.
April 1933: First detection of radio waves from an astronomical object. United States Karl Jansky: September 1933: ... First spaceflight in history.
They are the first evidence of the center of the Milky Way, and the firsts experiences that founded the discipline of radio astronomy. 1933 – Edward Milne names and formalizes the cosmological principle. 1933 – Fritz Zwicky shows that the Coma cluster of galaxies contains large amounts of dark matter. This result agrees with modern ...
Radio astronomy is a subfield of astronomy that studies celestial objects at radio frequencies. The first detection of radio waves from an astronomical object was in 1933, when Karl Jansky at Bell Telephone Laboratories reported radiation coming from the Milky Way .
Articles about astronomical objects discovered in 1933 in the parent category should be moved to this subcategory. This category is for astronomical objects discovered in 1933 . See parent category for proper sortkey usage instructions.
In 1933 Spencer Jones succeeded Sir Frank Dyson as Astronomer Royal, and consequently returned to Britain to take charge of the Royal Observatory, Greenwich. Spencer Jones took up the administrative challenges, including recruiting new staff and installing new instruments. He upgraded the time service provided by the observatory.