Charles Augustus Young (15 December 1834 – 4 January 1908) one of the foremost

solar spectroscopist Astronomical spectroscopy is the study of astronomy using the techniques of spectroscopy to measure the electromagnetic spectrum, spectrum of electromagnetic radiation, including Visible light astronomy, visible light, Ultraviolet astronomy, ult ...

astronomer An astronomer is a scientist in the field of astronomy who focuses their studies on a specific question or field outside the scope of Earth. They observe astronomical objects such as stars, planets, moons, comets and galaxies – in either o ...

s in the

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. He observed

solar eclipse A solar eclipse occurs when the Moon passes between Earth and the Sun, thereby obscuring the view of the Sun from a small part of the Earth, totally or partially. Such an alignment occurs during an eclipse season, approximately every six mo ...

s and worked on

spectroscopy Spectroscopy is the field of study that measures and interprets the electromagnetic spectra that result from the interaction between electromagnetic radiation and matter as a function of the wavelength or frequency of the radiation. Matter ...

of the Sun. He observed a

solar flare A solar flare is an intense localized eruption of electromagnetic radiation in the Sun's atmosphere. Flares occur in active regions and are often, but not always, accompanied by coronal mass ejections, solar particle events, and other sola ...

with a

spectroscope An optical spectrometer (spectrophotometer, spectrograph or spectroscope) is an instrument used to measure properties of light over a specific portion of the electromagnetic spectrum, typically used in spectroscopic analysis to identify mat ...

on 3 August 1872, and also noted that it coincided with a magnetic storm on Earth. Young graduated from

Dartmouth College Dartmouth College (; ) is a private research university in Hanover, New Hampshire. Established in 1769 by Eleazar Wheelock, it is one of the nine colonial colleges chartered before the American Revolution. Although founded to educate Native ...

in 1853. For two years, he taught classes at

Phillips Academy ("Not for Self") la, Finis Origine Pendet ("The End Depends Upon the Beginning") Youth From Every Quarter Knowledge and Goodness , address = 180 Main Street , city = Andover , state = M ...

Andover Andover may refer to: Places Australia *Andover, Tasmania Canada * Andover Parish, New Brunswick * Perth-Andover, New Brunswick United Kingdom * Andover, Hampshire, England ** RAF Andover, a former Royal Air Force station United States * And ...

Massachusetts Massachusetts (Massachusett language, Massachusett: ''Muhsachuweesut assachusett writing systems, məhswatʃəwiːsət'' English: , ), officially the Commonwealth of Massachusetts, is the most populous U.S. state, state in the New England ...

. The following year, he studied at the theological seminary in Andover, while also continuing to teach. In 1857, he became the Professor of Mathematics and Natural Philosophy at Western Reserve College, now known as

Case Western Reserve University Case Western Reserve University (CWRU) is a private research university in Cleveland, Ohio. Case Western Reserve was established in 1967, when Western Reserve University, founded in 1826 and named for its location in the Connecticut Western Res ...

, devoting nine years. Young's name is inscribed on the Loomis Observatory, which is the oldest observatory in the

still remaining in its original location. In 1862, he served in the 85th Regiment of Ohio during the

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. He was elected as a member to the

American Philosophical Society The American Philosophical Society (APS), founded in 1743 in Philadelphia, is a scholarly organization that promotes knowledge in the sciences and humanities through research, professional meetings, publications, library resources, and communi ...

in 1874. in 1865, he became a professor at his alma mater, Dartmouth, remaining until 1877 when he went to teach at

Princeton University Princeton University is a private research university in Princeton, New Jersey. Founded in 1746 in Elizabeth as the College of New Jersey, Princeton is the fourth-oldest institution of higher education in the United States and one of the n ...

. He was a successful educator who wrote a popular and widely used series of

astronomy Astronomy () is a natural science that studies astronomical object, celestial objects and phenomena. It uses mathematics, physics, and chemistry in order to explain their origin and chronology of the Universe, evolution. Objects of interest ...

textbooks, including ''Manual of Astronomy''. In 1927, when Henry Norris Russell, Raymond Smith Dugan and John Quincy Stewart wrote their own two-volume textbook, they entitled it ''Astronomy: A Revision of Young’s Manual of Astronomy''. Young died of pneumonia after a brief illness, at his home in

Hanover Hanover (; german: Hannover ; nds, Hannober) is the capital and largest city of the German state of Lower Saxony. Its 535,932 (2021) inhabitants make it the 13th-largest city in Germany as well as the fourth-largest city in Northern Germany ...

New Hampshire New Hampshire is a state in the New England region of the northeastern United States. It is bordered by Massachusetts to the south, Vermont to the west, Maine and the Gulf of Maine to the east, and the Canadian province of Quebec to the nor ...

, on 4 January 1908. Mount Young in

Sequoia National Park Sequoia National Park is an American national park in the southern Sierra Nevada east of Visalia, California. The park was established on September 25, 1890, and today protects of forested mountainous terrain. Encompassing a vertical relief of ...

California California is a state in the Western United States, located along the Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the most populous U.S. state and the 3rd largest by area. It is also the ...

was named in his honor in 1909.

Gallery

File:CharlesAugustusYoung-Jerez-DSC03968.JPG, Plaque for one of Charles' discoveries.

References

External links

* * * The New Student's Reference Work/Young, Charles Augustus *
The Papers of Charles Augustus Young
at Dartmouth College Library 1834 births 1908 deaths Deaths from pneumonia in New Hampshire American astronomers Case Western Reserve University faculty Dartmouth College alumni Dartmouth College faculty Princeton University faculty {{US-astronomer-stub