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Harlan James Smith (August 25, 1924 – October 17, 1991) was an American
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, natural satellite, moons, comets and galaxy, g ...
. He served as director of the University of Texas
McDonald Observatory
McDonald Observatory is an astronomical observatory located near unincorporated community of Fort Davis in Jeff Davis County, Texas, United States. The facility is located on Mount Locke in the Davis Mountains of West Texas, with additional facil ...
from 1963 to 1989, where, among other accomplishments, he initiated the construction of the
Harlan J. Smith Telescope, a 2.7-meter (107-inch) reflector now bearing his name .
He came to McDonald Observatory as director in 1963, when he was also named chair of the
University of Texas
The University of Texas at Austin (UT Austin, UT, or Texas) is a public research university in Austin, Texas. It was founded in 1883 and is the oldest institution in the University of Texas System. With 40,916 undergraduate students, 11,075 ...
Astronomy Department in Austin, Texas. McDonald Observatory itself is located 440 miles west of Austin, in the
Davis Mountains
The Davis Mountains, originally known as Limpia Mountains, are a range of mountains in West Texas, located near Fort Davis, after which they are named. The fort was named for then United States Secretary of War and later Confederate President Je ...
of West Texas. As head of the observatory, Smith's first major act was to obtain the funds needed to build the 2.7m telescope. Toward that end, he persuaded
NASA
The National Aeronautics and Space Administration (NASA ) is an independent agency of the US federal government responsible for the civil space program, aeronautics research, and space research.
NASA was established in 1958, succeeding t ...
the telescope was needed in support of space missions to the planets. The telescope brought new life to the observatory and helped recruit young faculty members, establishing McDonald as key player in the exploration of the solar system. In 1991, Smith received the
NASA Distinguished Public Service Medal
The NASA Distinguished Public Service Medal is an award similar to the NASA Distinguished Service Medal, but awarded to non-government personnel. This is the highest honor NASA awards to anyone who was not a government employee when the service ...
"for a lifetime of service to the astronomy and space communities."
From 1966 until 1970, Smith was a member of the ''Committee on the Large Space Telescope'', an ''ad hoc'' group formed by the
National Academy of Sciences
The National Academy of Sciences (NAS) is a United States nonprofit, non-governmental organization. NAS is part of the National Academies of Sciences, Engineering, and Medicine, along with the National Academy of Engineering (NAE) and the Nati ...
, the work of which resulted in the
Hubble Space Telescope
The Hubble Space Telescope (often referred to as HST or Hubble) is a space telescope that was launched into low Earth orbit in 1990 and remains in operation. It was not the first space telescope, but it is one of the largest and most versa ...
. He also was the chairperson of the NASA Space Science Board from 1977 until 1980, and there helped propose NASA's
Great Observatories program
NASA's series of Great Observatories satellites are four large, powerful space-based astronomical telescopes launched between 1990 and 2003. They were built with different technology to examine specific wavelength/energy regions of the electrom ...
. Smith was an enthusiastic proponent of educating the public on astronomy, and provided the support needed to develop the syndicated radio program
StarDate
''StarDate'' is a science radio program of The University of Texas at Austin McDonald Observatory, broadcast on over 360 radio stations. It is a daily guide to the night sky and breaking astronomical news. Typically heard without formal introdu ...
. He also developed "The Story of the Universe", a series of educational films. He was also a proponent of international cooperation, particularly with
China
China, officially the People's Republic of China (PRC), is a country in East Asia. It is the world's most populous country, with a population exceeding 1.4 billion, slightly ahead of India. China spans the equivalent of five time zones and ...
which he visited several times. He served as co-editor of the ''
Astronomical Journal
''The Astronomical Journal'' (often abbreviated ''AJ'' in scientific papers and references) is a peer-reviewed monthly scientific journal owned by the American Astronomical Society (AAS) and currently published by IOP Publishing. It is one of the p ...
'' as well as acting secretary for the
American Astronomical Society
The American Astronomical Society (AAS, sometimes spoken as "double-A-S") is an American society of professional astronomers and other interested individuals, headquartered in Washington, DC. The primary objective of the AAS is to promote the adv ...
.
Smith retired as McDonald Observatory's director in 1989. Afterwards, he served as the Edward Randall Jr., MD, Centennial Professor of Astronomy at the University of Texas at Austi
Smith was born in
Wheeling, West Virginia
Wheeling is a city in the U.S. state of West Virginia. Located almost entirely in Ohio County, of which it is the county seat, it lies along the Ohio River in the foothills of the Appalachian Mountains and also contains a tiny portion extending ...
, the son of Paul and Anna McGregor Smith. While attending
Wheeling High School
Wheeling High School, or WHS, is a public four-year high school located in Wheeling, Illinois, a northwest suburb of Chicago, Illinois, in the United States. It is part of Township High School District 214, which also includes Buffalo Grove High ...
he was named first runner up in the "Westinghouse National Science Talent Search". From 1943 until the end of
World War II
World War II or the Second World War, often abbreviated as WWII or WW2, was a world war that lasted from 1939 to 1945. It involved the vast majority of the world's countries—including all of the great powers—forming two opposin ...
he served in the
U.S. Army Air Corps
The United States Army Air Corps (USAAC) was the aerial warfare service component of the United States Army between 1926 and 1941. After World War I, as early aviation became an increasingly important part of modern warfare, a philosophical ri ...
, performing weather observation. Following the war he attended
Harvard University
Harvard University is a private Ivy League research university in Cambridge, Massachusetts. Founded in 1636 as Harvard College and named for its first benefactor, the Puritan clergyman John Harvard, it is the oldest institution of higher le ...
, earning a
B.A.
Bachelor of arts (BA or AB; from the Latin ', ', or ') is a bachelor's degree awarded for an undergraduate program in the arts, or, in some cases, other disciplines. A Bachelor of Arts degree course is generally completed in three or four yea ...
in 1949. In 1950 he married Joan Greene, and by 1951 had earned his
M.S.
A Master of Science ( la, Magisterii Scientiae; abbreviated MS, M.S., MSc, M.Sc., SM, S.M., ScM or Sc.M.) is a master's degree in the field of science awarded by universities in many countries or a person holding such a degree. In contrast to ...
degree from Harvard. He began teaching at the astronomy department at
Yale University
Yale University is a private research university in New Haven, Connecticut. Established in 1701 as the Collegiate School, it is the third-oldest institution of higher education in the United States and among the most prestigious in the wo ...
in 1953, but still completed his
Ph.D.
A Doctor of Philosophy (PhD, Ph.D., or DPhil; Latin: or ') is the most common degree at the highest academic level awarded following a course of study. PhDs are awarded for programs across the whole breadth of academic fields. Because it is ...
from Harvard by 1955. During his career he studied
variable star
A variable star is a star whose brightness as seen from Earth (its apparent magnitude) changes with time. This variation may be caused by a change in emitted light or by something partly blocking the light, so variable stars are classified as ...
s, the radio emission from planets, as well as
photometry Photometry can refer to:
* Photometry (optics), the science of measurement of visible light in terms of its perceived brightness to human vision
* Photometry (astronomy), the measurement of the flux or intensity of an astronomical object's electro ...
and astronomical instruments. With
Dorrit Hoffleit
Ellen Dorrit Hoffleit (March 12, 1907 – April 9, 2007) was an American senior research astronomer at Yale University. She is best known for her work in variable stars, astrometry, spectroscopy, meteors, and the Bright Star Catalog. She is a ...
, he was the first to observe the optical variability of
quasar
A quasar is an extremely Luminosity, luminous active galactic nucleus (AGN). It is pronounced , and sometimes known as a quasi-stellar object, abbreviated QSO. This emission from a galaxy nucleus is powered by a supermassive black hole with a m ...
s, and discovered a class of
variable star
A variable star is a star whose brightness as seen from Earth (its apparent magnitude) changes with time. This variation may be caused by a change in emitted light or by something partly blocking the light, so variable stars are classified as ...
s known as
Delta Scuti variable
A Delta Scuti variable (sometimes termed dwarf cepheid when the V-band amplitude is larger than 0.3 mag.) is a subclass of young pulsating star.
These variables as well as classical cepheids are important standard candles and have been used to es ...
s.
Smith died in 1991 due to complications related to
cancer
Cancer is a group of diseases involving abnormal cell growth with the potential to invade or spread to other parts of the body. These contrast with benign tumors, which do not spread. Possible signs and symptoms include a lump, abnormal b ...
. He was survived by his wife and four children, along with their grandchildren.
Awards and honors
* 1991
NASA Distinguished Public Service Medal
The NASA Distinguished Public Service Medal is an award similar to the NASA Distinguished Service Medal, but awarded to non-government personnel. This is the highest honor NASA awards to anyone who was not a government employee when the service ...
* A professorship in astronomy at the University of Texas is named after him.
*
Asteroid
An asteroid is a minor planet of the inner Solar System. Sizes and shapes of asteroids vary significantly, ranging from 1-meter rocks to a dwarf planet almost 1000 km in diameter; they are rocky, metallic or icy bodies with no atmosphere.
...
3842 Harlansmith
__NOTOC__
Year 384 ( CCCLXXXIV) was a leap year starting on Monday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year of the Consulship of Ricomer and Clearchus (or, less frequently, year 1137 ' ...
is named after him.
* The crater
Harlan on the
Moon
The Moon is Earth's only natural satellite. It is the fifth largest satellite in the Solar System and the largest and most massive relative to its parent planet, with a diameter about one-quarter that of Earth (comparable to the width of ...
is named after him.
References
External links
Harlan James Smith, 1924-1991Obituary: Harlan J. Smith, 1924-1991 by James Nathaniel Douglas.
{{DEFAULTSORT:Smith, Harlan James
1924 births
1991 deaths
American astronomers
Harvard University alumni
Yale University faculty
University of Texas at Austin faculty
The Astronomical Journal editors