minor planet

(redirected from Minor Planets)
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Related to Minor Planets: Major Planets, Dwarf Planets

minor planet:

see asteroidasteroid,
 planetoid,
or minor planet,
small body orbiting the sun. More than 300,000 asteroids have been identified and cataloged; more than a million are believed to exist in the main belt between Mars and Jupiter, with many more in the Kuiper belt
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.

minor planet

See asteroids; planetoids.

minor planet

[′mīn·ər ′plan·ət]
(astronomy)
Those planets smaller than the earth, specifically Mercury, Venus, Mars, and Pluto.
References in periodicals archive ?
The naming was suggested by the National Astronomical Observatories of the Chinese Academy of Sciences (CAS) and approved by the International Astronomical Union (IAU) Minor Planet Center (MPC).
Minor planets are celestial objects in what is called the ' main- belt', a region in the solar system roughly between the orbits of Mars and Jupiter.
Professor Francis Richard Stephenson, 63, of Fenham, Newcastle, has spent his life studying cosmic phenomena and has now been honoured by having a minor planet named after him.
So I gave the names to the minor planets to encourage Mr.
"Scientifically and semantically, Pluto can't be a major planet and a minor planet at the same time....
Several minor planets have names with a South African connection.
Ceres may have a thin, permanent atmosphere distinguishing it from the other minor planets.
You may well have a planetarium-style application on your personal computer which will cover most of the above, but what if you want to obsereve minor planets for example?
The new work indicates that at least 3 percent and perhaps as much as 20 percent of all white dwarfs are contaminated in this way, with the debris most likely in the form of rocky minor planets with a total mass of about that of a 140 km diameter asteroid.
Most of these minor planets would likely settle into a domain where most comets are thought to reside--two regions postulated to exist at the outskirts of the solar system, the Kuiper belt and Oort cloud (SN:4/21/90, p.248).
Radar observers have now detected companions around 44 minor planets passing close to Earth (eight of those were discovered first via optical photometry), and at least two such minor planets have more than one companion.
(4080) Galinskij was chosen from a list of asteroids with doubtful absolute magnitude values published by the Minor Planets Section of the Association of Lunar and Planetary Observers (ALPO) as part of their Magnitude Alert Project (MAP).