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Dwarf planet - Wikipedia


A dwarf planet is a planetary-mass object that is neither a planet nor a natural satellite. That is .... The second resolution, 5B, defined dwarf planets as a subtype of planet, as Stern had origina...

Dwarf planet | Define Dwarf planet at Dictionary.com


Dwarf planet definition, a spherical celestial body revolving about the sun, similar to a planet but not large enough to gravitationally clear its orbital region of most ...

What Is A Dwarf Planet? - Universe Today


Definition: According to the definition adopted by the IAU in 2006, a dwarf planet is, “a celestial body orbiting a star that is massive enough to be rounded by its ...

What Is a Dwarf Planet? | NASA Planetary Sciences | Science ...


In this video from NASA, learn about the history of defining a planet, and examine ... Astronomical Union (IAU) issued definitions for planets and dwarf planets.

Dwarf Planets - Science Targets | Planets - NASA Solar System ...


According to the International Astronomical Union, which sets definitions for planetary science, a dwarf planet is a celestial body that:

Dwarf Planets


The definition of a planet was revised again in 2006. According to NASA, the International Astronomical Union (IAU) most recently defines a planet as a celestial ...

Pluto and the Solar System | IAU


Thus the Planet Definition Committee of the IAU Executive Committee was formed ... The first members of the dwarf planet category are Ceres, Pluto and Eris, ...

Dwarf Planet | Definition of Dwarf Planet by Merriam-Webster

www.merriam-webster.com/dictionary/dwarf planet

Define dwarf planet: a celestial body that orbits the sun and has a spherical shape but is not large enough to disturb other objects from its orbit.

Dwarf Planets: Science and Facts About Solar System's Smaller ...


Jan 30, 2015 ... Pluto, the most famous dwarf planet, lost its planet status in 2006. ... The International Astronomical Union defines a planet as being in orbit ...

Dwarf Planets - The Nine Planets


Jan 1, 2009 ... Pluto was reclassified as a dwarf planet. At present ... The actual definition of " dwarf planet" is kind of technical: a celestial body that. is in orbit ...

dwarf planet
a spherical celestial body revolving about the sun, similar to a planet but not large enough to gravitationally clear its orbital region of most or all other celestial bodies. Pluto is a dwarf planet.
Source: Dictionary.com
dwarf planet | Define dwarf planet at Dictionary.com
dictionary.reference.com/browse/dwarf planet
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