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Is Sedna a planet?

In: Planetary Science, Dwarf Planets [Edit categories]

Answer:

NO, at least not by our definition. Astronomers have been unable to agree on a precise definition of "planet", but we have a suggestion for a definition below which is both historically and scientifically motivated. By our definition, Sedna is not a planet. Nor is Pluto. But the other 8 are.

First answer by ID1050070560. Last edit by Sewook. Contributor trust: 5 [recommend contributor ]. Question popularity: 1 [recommend question].

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Why is the planet Sedna called the planet Sedna?
The planet Sedna is not actually a planet, just a small lump of ice and rock. In fact Pluto, the ninth planet in our solar system, has just been downgraded and is no longer considered a...
Where is planet Sedna?
Sedna lies in between the Oort cloud and the kuiper belt.
Is sedna a dwarf planet?
Sedna, the astronomical object 90377 Sedna is a strong candidate, but is not officially a dwarf planet.The currently classified dwarf planets are Ceres (asteroid), Pluto, Eris, Makemake, and Haumea.
What is dwarf planet sedna symbol?
The dwarf planet candidate Sedna (90377 Sedna) has no assigned symbol, and only Pluto and Ceres do.(see related article and lists)
Is sedna a tenth planet from the sun?
no