Stephen Alexander (astronomer)

Stephen Alexander (astronomer)

Stephen Alexander (September 1, 1806 – June 25, 1883) was a noted astronomer and educator. He was born in Schenectady, New York.

He graduated from Union College in 1824. He became a tutor in mathematics at Princeton University in 1832, where he would later become professor of astronomy and mathematics. He was the head of the expedition to observe the solar eclipse in Labrador in 1860.

He was one of the original members of the National Academy of Sciences in 1862, and a member of the American Philosophical Society, the American Academy of Arts and Sciences, and the American Association for the Advancement of Science. He also served as the president of this last organization in 1859. His principal writings are "Physical Phenomena attendant upon Solar Eclipses," read before the American philosophical society in 1848- a paper on the "Fundamental Principles of Mathematics," read before the American Association for the Advancement of Science in 1848; another on the "Origin of the Forms and the Present Condition of some of the Clusters of Stars and several of the Nebulm," read before the American Association in 1850; others on the "Form and Equatorial Diameter of the Asteroid Planets" and Harmonies in the Arrangement of the Solar System which seem to be Confirmatory of the Nebular Hypothesis of Laplace," presented to the National Academy of Science ; a "Statement and Exposition of Certain Harmonies of the Solar System," which was published by the Smithsonian Institute in 1875.

References

*"Who Was Who in America: Historical Volume 1607-1896". Chicago: Quincy Who's Who, 1963.


Wikimedia Foundation. 2010.

Игры ⚽ Поможем решить контрольную работу

Look at other dictionaries:

  • Stephen (surname) — Family name name = Stephen imagesize= 200 px caption= pronunciation = Stev in or stef en meaning = region = English, Welsh and German origin = English, German related names = Steven, Stephenson, Stevens and Fitzstephen. footnotes = [… …   Wikipedia

  • Солнечные пятна — Группа пятен на Солнце, сфотографированная в видимом свете. Снимок сделан космич …   Википедия

  • Солнечная активность — Последние 30 лет солнечной активности. Солнечная активность  комплекс явлений и процессов, связанных с образованием и распадом в солнечной атмосфере сильных магнитных полей. Сод …   Википедия

  • Joseph Henry — Infobox Scientist birth date = birth date|1797|12|17 birth place = Albany, New York, USA death date = death date and age|1878|5|13|1797|12|17 death place = Washington, D. C., USA nationality = United States field = Physics work institutions =… …   Wikipedia

  • American Association for the Advancement of Science — The American Association for the Advancement of Science (or AAAS) is an organization that promotes cooperation between scientists, defends scientific freedom, encourages scientific responsibility and supports scientific education and science… …   Wikipedia

  • Schenectady, New York — Infobox Settlement official name = City of Schenectady, New York settlement type = City nickname = The Electric City motto = |thumb|250px|right imagesize = image caption = Union College s Nott Memorial, one of the most recognized buildings in… …   Wikipedia

  • Solar variation — Solar variations are changes in the amount of solar radiation emitted by the Sun. There are periodic components to these variations, the principal one being the 11 year solar cycle (or sunspot cycle), as well as aperiodic fluctuations. Solar… …   Wikipedia

  • Meanings of minor planet names: 21001–22000 — As minor planet discoveries are confirmed, they are given a permanent number by the IAU s Minor Planet Center, and the discoverers can then submit names for them, following the IAU s naming conventions. The list below concerns those minor planets …   Wikipedia

  • literature — /lit euhr euh cheuhr, choor , li treuh /, n. 1. writings in which expression and form, in connection with ideas of permanent and universal interest, are characteristic or essential features, as poetry, novels, history, biography, and essays. 2.… …   Universalium

  • Nicolaus Copernicus — Copernicus redirects here. For other uses, see Copernicus (disambiguation). Nicolaus Copernicus …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”