Plaskett, John Stanley

The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.

Plaskett, John Stanley


Born Nov. 17, 1865, in Hick-son, near Woodstock; died Oct. 17, 1941, in Esquimalt. Canadian astronomer specializing in stellar spectroscopy.

From 1905 to 1917, Plaskett worked at the Dominion Observatory in Ottawa, and from 1917 to 1934 he was director of the Dominion Astrophysical Observatory in Victoria, which was constructed on his initiative. Plaskett primarily worked on the determination of the radial velocities of stars and studied the motion of distant stars and interstellar gas in order to substantiate the theory of galactic rotation.


The Structure and Rotation of the Galaxy. Washington, D. C, 1935.


Beals, C. S. “John Stanley Plaskett.” The Journal of the Royal Astronomical Society of Canada, 1941, vol. 35, no. 309.
The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.
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