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John Lowry Dobson (14 September 1915 – 15 January 2014) was an American amateur astronomer and is best known for the Dobsonian telescope, a portable, low-cost Newtonian reflector telescope. [3] He was also known for his efforts to promote awareness of astronomy (and his unorthodox views of physical cosmology ) through public lectures ...
A Dobsonian telescope on display at Stellafane in the early 1980s. A Dobsonian telescope is an altazimuth-mounted Newtonian telescope design popularized by John Dobson in 1965 and credited with vastly increasing the size of telescopes available to amateur astronomers. Dobson's telescopes featured a simplified mechanical design that was easy to ...
This usually involves individual or a groups of amateur astronomers with small-to-medium-sized telescopes. Organizations such as the San Francisco Sidewalk Astronomers, founded by John Dobson, are organized around the idea of educating people about the universe they live in by having them look through telescopes.
A 6-inch (15 cm) Newtonian reflector built by a school student on display at Stellafane Although the types of telescopes that amateurs build vary widely, including Refractors, Schmidt–Cassegrains and Maksutovs, the most popular telescope design is the Newtonian reflector, [3] described by Russell W. Porter as "The Poor Man's Telescope".
Chimpanzee Ham, who flew America's first suborbital space flight on Jan. 31, 1961, toasts NASA's anniversary by sampling a Skylab space drink on Oct. 01, 1973 at the National Zoo in Washington D.C.
This article and the articles related to this subject mistakenly label "The Dobsonian" as just a mount design. This seems to be incorrect. "The Dobsonian" is an entire telescope "mount" and "tube assembly" design incorporating innovations attributed to John Dobson.(Halfblue 06:16, 10 March 2006 (UTC))
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