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 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 ...
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 ...
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.
According to the International Astronomical Union, which sets definitions for
planetary science, a dwarf planet is a celestial body that:
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
Thus the Planet Definition Committee of the IAU Executive Committee was
formed ... The first members of the dwarf planet category are Ceres, Pluto and
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.
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 ...
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 ...