perturbation

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Solar system illustration. (planets; sun)

Why Are Planets Round?

This close-up image of a dust storm on Mars was acquired by the Mars Color Imager instrument on NASA Mars Reconnaissance Orbiter on Nov. 7, 2007. This image is centered on Utopia Planitia

Do Hurricanes Happen on Other Planets?

Solar System with the sun and planets amid stars. Illustration Venus Mercury Earth Mars Jupiter Saturn Neptune Uranus space orbit

Understanding Kepler’s Laws of Planetary Motion

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?

Remarkable new details of Pluto's largest moon Charon are revealed in this image from New Horizons' Long Range Reconnaissance Imager (LORRI), taken late on July 13, 2015 from a distance of 289,000 miles

Why Is Pluto No Longer a Planet?

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What State Is Washington, D.C. In?

Abstract vector hi speed internet technology background

History of Technology Timeline

Flag of Bhutan

6 Small Kingdoms of the World

Alcoholic beverages bottles at Host 2013, international exhibition of the hospitality industry on OCTOBER 18, 2013 in Milan.

Why Is Alcohol Measured by Proof?

Martin Luther King, Jr.

Why We Celebrate MLK Day

Aphrodite. Greek mythology. Sculpture. Aphrodite is the Greek goddess of love and beauty.

12 Greek Gods and Goddesses

A tornado in rural Iowa sweeps dangerously near a farm. Weather storm

Why Does the United States Have More Tornadoes than Any Other Country?

perturbation: References & Edit History

More Articles On This Topic

Assorted References

comets
Earth
- In geoid: The contribution of orbiting satellites
major treatment: Perturbations and problems of two bodies
- In celestial mechanics: The approximate nature of Kepler’s laws
prediction of eclipses
- In principles of physical science: Application of Newton’s laws
three-body problem
- In three-body problem
views of Laplace
- In Pierre-Simon, marquis de Laplace

Article Contributors

Primary Contributors

The Editors of Encyclopaedia Britannica

Other Encyclopedia Britannica Contributors

Darshana Das

Article History

Type	Description	Contributor	Date
	Modified title of Web site: Fact Monster - Science - Perturbation.	Darshana Das	Dec 08, 2010
	Add new Web site: Fact Monster - Science - Perturbation.	Darshana Das	Dec 07, 2010
	Add new Web site: How Stuff Works - Science - Perturbation.	Darshana Das	Dec 07, 2010
	Article revised and updated.	The Editors of Encyclopaedia Britannica	Sep 29, 2006
	Article added to new online database.	The Editors of Encyclopaedia Britannica	Jul 20, 1998