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Bart J. Bok
Table of Contents
Introduction References & Edit History Quick Facts & Related Topics
Quizzes
View of the Andromeda Galaxy (Messier 31, M31).
Astronomy and Space Quiz
Michael Faraday (L) English physicist and chemist (electromagnetism) and John Frederic Daniell (R) British chemist and meteorologist who invented the Daniell cell.
Faces of Science
Nicolaus Copernicus. Nicolas Copernicus (1473-1543) Polish astronomer. In 1543 he published, forward proof of a Heliocentric (sun centered) universe. Coloured stipple engraving published London 1802. De revolutionibus orbium coelestium libri vi.
All About Astronomy
Related Questions
Read Next
Galaxy clusters like Abell 2744 can act as a natural cosmic lens, magnifying light from more distant, background objects through gravity. NASA's James Webb Space Telescope may be able to detect light from the first stars in the universe if they are gravitationally lensed by such clusters. (astronomy, space exploration, galaxies)
How Fast Is the Universe Expanding?
Planet Earth and lunar moon from space
Where Did the Moon Come From?
solar eclipse, sun, moon, astronomy, space
How Do You Tell the Difference Between Total, Annular, Solar, and Lunar Eclipses?
Arrangement of the phases of the moon in total eclipse with Blood Moon
9 Celestial Omens
1 July 2002: The Solar and Heliospheric Observatory (SOHO) satellite reveals a massive solar eruption more than 30 times the Earth's diameter. The eruption formed when a loop of a magnetic field over the surface of the Sun trapped hot gas.
6 Questions About the Sun Answered
Discover
Easter Procession of Maria Santisima del Sacromonte in Granada, Spain. This statue is known as Virgen de los Gitanos or The Virgin of the Gypsies.
What is Holy Week?
Illustration for Demystified "How Dangerous is Quicksand"
How Deadly Is Quicksand?
Fish. Lionfish. Lion-fish. Turkey fish. Fire-fish. Red lionfish. Pterois volitans. Venomous fin spines. Coral reefs. Underwater. Ocean. Red lionfish swims by seaweed.
10 of the World’s Most Dangerous Fish
Entrants falling and tumbling over while chasing the cheese at the 2016 'Cheese Rolling' held at Cooper's Hill, in the Cotswolds, Brockworth England
7 of the World’s Most Dangerous Festivals
Groups of depositors in front of the closed American Union Bank, New York City. April 26, 1932. Great Depression run on bank crowd
Causes of the Great Depression
Battle of the Alamo from "Texas: An Epitome of Texas History from the Filibustering and Revolutionary Eras to the Independence of the Republic, 1897. Texas Revolution, Texas revolt, Texas independence, Texas history.
6 Wars of Independence
King Cobra snake in Malaysia. (reptile)
9 of the World’s Deadliest Snakes

Bart J. Bok: Facts & Related Content

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Facts

Also Known As Bart Jan Bok
Born April 28, 1906 • Hoorn • Netherlands
Died August 7, 1983 (aged 77) • Tucson • Arizona
Subjects Of Study Milky Way Galaxy • Bok globule
Harlow Shapley
American astronomer
Jan Oort
Dutch astronomer
Jacobus Cornelius Kapteyn
Dutch astronomer
William Wilson Morgan
American astronomer
Gerard Peter Kuiper
American astronomer
Maarten Schmidt
Dutch-American astronomer
Dirk Brouwer
American astronomer
Galileo
Galileo
Italian philosopher, astronomer and mathematician
Freeman, Ken
Ken Freeman
Australian astronomer
Fred L. Whipple
American astronomer
Alvan Graham Clark
American astronomer
Henry Norris Russell
American astronomer
Edwin Hubble
Edwin Hubble
American astronomer
Christiaan Huygens
Christiaan Huygens
Dutch scientist and mathematician
Vera Rubin
Vera Rubin
American astronomer
Simon Newcomb, c. 1905.
Simon Newcomb
American astronomer and mathematician
George Ellery Hale
American astronomer
Jane Luu
Jane Luu
American astronomer
Carl Sagan
Carl Sagan
American astronomer
Geoffrey Marcy
American astronomer

Related Quizzes and Features

Quiz
Michael Faraday (L) English physicist and chemist (electromagnetism) and John Frederic Daniell (R) British chemist and meteorologist who invented the Daniell cell.
Faces of Science
Nicolaus Copernicus. Nicolas Copernicus (1473-1543) Polish astronomer. In 1543 he published, forward proof of a Heliocentric (sun centered) universe. Coloured stipple engraving published London 1802. De revolutionibus orbium coelestium libri vi.
All About Astronomy
View of the Andromeda Galaxy (Messier 31, M31).
Astronomy and Space Quiz