Klim Ivanovich Churyumov ( uk, Клим Іванович Чурюмов; russian: Клим Иванович Чурюмов; 19 February 1937 – 14 October 2016) was a Soviet and Ukrainian
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 ...
Kyiv Planetarium
Kyiv Planetarium (previously ''Republican Planetarium''; uk, Київський планетарій) in Kyiv, Ukraine is one of the largest planetaria
A planetarium ( planetariums or ''planetaria'') is a theatre built primarily for presen ...
, a member of the
National Academy of Sciences of Ukraine
The National Academy of Sciences of Ukraine (NASU; uk, Національна академія наук України, ''Natsional’na akademiya nauk Ukrayiny'', abbr: NAN Ukraine) is a self-governing state-funded organization in Ukraine th ...
and the
International Astronomical Union
The International Astronomical Union (IAU; french: link=yes, Union astronomique internationale, UAI) is a nongovernmental organisation with the objective of advancing astronomy in all aspects, including promoting astronomical research, outreac ...
, of the
New York Academy of Sciences
The New York Academy of Sciences (originally the Lyceum of Natural History) was founded in January 1817 as the Lyceum of Natural History. It is the fourth oldest scientific society in the United States. An independent, nonprofit organization wi ...
, the editor of the magazine "Our Skies" ( uk, Наше Небо) in 2006–2009, the president of the Ukrainian Society of amateur astronomy and the author of books for children.
In 1969, he discovered, with Svetlana Gerasimenko, the comet
67P/Churyumov–Gerasimenko
67P/Churyumov–Gerasimenko (abbreviated as 67P or 67P/C–G) is a Jupiter-family comet, originally from the Kuiper belt, with a current orbital period of 6.45 years, a rotation period of approximately 12.4 hours and a maximum velocity of . Chu ...
; on 12 November 2014, the
Rosetta
Rosetta or Rashid (; ar, رشيد ' ; french: Rosette ; cop, ϯⲣⲁϣⲓⲧ ''ti-Rashit'', Ancient Greek: Βολβιτίνη ''Bolbitinē'') is a port city of the Nile Delta, east of Alexandria, in Egypt's Beheira governorate. The Ro ...
He was the fourth of eight children of Ivan Ivanivich Churyumov and Antonina Mikhailovna Churyumova (b. 1907). His father was declared dead during
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 opposing ...
in 1942.
In 1949 Churyumov's family moved from Nikolayev to
Kyiv
Kyiv, also spelled Kiev, is the capital and most populous city of Ukraine. It is in north-central Ukraine along the Dnieper River. As of 1 January 2021, its population was 2,962,180, making Kyiv the seventh-most populous city in Europe.
Kyi ...
. After seventh grade, he entered the Kyiv Railway College, graduating with honors in 1955. He received a recommendation for admission to higher education.
He entered the Physics Department of Kyiv State University. During his third year of study, he was disappointed to be assigned to the faculty of optics, instead of theoretical physics. However, he continued to attend lectures on theoretical physics, even though the authorities disapproved, and he was eventually moved to the faculty of astronomy, where there were vacant places.
After his graduation in 1960, he was sent to the polar geophysical station at
Tiksi Bay
Tiksi Bay (russian: Бухта Тикси, ''Bukhta Tiksi'') is a bay of the Laptev Sea that cuts into the northern part of the Sakha Republic, Russia. History
This bay was first surveyed by Russian Arctic explorer Dmitry Laptev in 1739. It was t ...
in the
Yakut ASSR
The Yakut Autonomous Soviet Socialist Republic (russian: Якутская Автономная Советская Социалистическая Республика, ''Yakutskaya Avtonomnaya Sovetskaya Sotsialisticheskaya Respublika''; sah, С ...
. There he studied the
aurora
An aurora (plural: auroras or aurorae), also commonly known as the polar lights, is a natural light display in Earth's sky, predominantly seen in high-latitude regions (around the Arctic and Antarctic). Auroras display dynamic patterns of bri ...
, earth currents and ionosphere.
In 1962, he returned to Kyiv and went to work at the plant "Arsenal", where he participated in the development of optical components for the Soviet military and space programs.
After finishing postgraduate studies at Kyiv State University (specialty "astrophysics", under supervision of professor Sergej Vsekhsvyatskij), he continued working as Fellow at the Department of Astronomy at university.
As part of his work he observed the comets at the astronomical observatory of Kyiv University in the village Lisniki (in
Kyiv Oblast
Kyiv Oblast ( uk, Ки́ївська о́бласть, translit=Kyïvska oblast), also called Kyivshchyna ( uk, Ки́ївщина), is an oblast (province) in central and northern Ukraine. It surrounds, but does not include, the city of Kyiv, w ...
) as well during astronomical expeditions in the highlands of Central Asia, the
Caucasus
The Caucasus () or Caucasia (), is a region between the Black Sea and the Caspian Sea, mainly comprising Armenia, Azerbaijan, Georgia (country), Georgia, and parts of Southern Russia. The Caucasus Mountains, including the Greater Caucasus range ...
,
Siberia
Siberia ( ; rus, Сибирь, r=Sibir', p=sʲɪˈbʲirʲ, a=Ru-Сибирь.ogg) is an extensive region, geographical region, constituting all of North Asia, from the Ural Mountains in the west to the Pacific Ocean in the east. It has been a ...
, the
Primorsky Krai
Primorsky Krai (russian: Приморский край, r=Primorsky kray, p=prʲɪˈmorskʲɪj kraj), informally known as Primorye (, ), is a federal subject (a krai) of Russia, located in the Far East region of the country and is a part of t ...
Kamchatka
The Kamchatka Peninsula (russian: полуостров Камчатка, Poluostrov Kamchatka, ) is a peninsula in the Russian Far East, with an area of about . The Pacific Ocean and the Sea of Okhotsk make up the peninsula's eastern and west ...
Taras Shevchenko National University of Kyiv
Kyiv University or Shevchenko University or officially the Taras Shevchenko National University of Kyiv ( uk, Київський національний університет імені Тараса Шевченка), colloquially known as KNU ...
.
In January 2004 he was appointed as director of the educational center
Kyiv Planetarium
Kyiv Planetarium (previously ''Republican Planetarium''; uk, Київський планетарій) in Kyiv, Ukraine is one of the largest planetaria
A planetarium ( planetariums or ''planetaria'') is a theatre built primarily for presen ...
.
Churyumov died in the night of 13–14 October 2016 in hospital in
Kharkiv
Kharkiv ( uk, wikt:Харків, Ха́рків, ), also known as Kharkov (russian: Харькoв, ), is the second-largest List of cities in Ukraine, city and List of hromadas of Ukraine, municipality in Ukraine.
Honors
Awards
* Order of Merit in 2009
Named after him
*Periodic comet
67P/Churyumov–Gerasimenko
67P/Churyumov–Gerasimenko (abbreviated as 67P or 67P/C–G) is a Jupiter-family comet, originally from the Kuiper belt, with a current orbital period of 6.45 years, a rotation period of approximately 12.4 hours and a maximum velocity of . Chu ...
Nikolai Chernykh
Nikolai Stepanovich Chernykh (russian: Никола́й Степа́нович Черны́х) (6 October 1931 – 25 May 2004Казакова, Р.К. Памяти Николая Степановича Черных'. Труды Государст ...
after the two Ivan Ivanovich Churyumovs, Klim Churyumov's brother and father
*Minor planet 6646 Churanta was found and named by Eleanor F. Helin after Churyumov's mother.
*In December 2022 a street in
Kyiv
Kyiv, also spelled Kiev, is the capital and most populous city of Ukraine. It is in north-central Ukraine along the Dnieper River. As of 1 January 2021, its population was 2,962,180, making Kyiv the seventh-most populous city in Europe.
Kyi ...
,
Ukraine
Ukraine ( uk, Україна, Ukraïna, ) is a country in Eastern Europe. It is the second-largest European country after Russia, which it borders to the east and northeast. Ukraine covers approximately . Prior to the ongoing Russian inv ...