Planet

Planet, po steren gwandra, yw lorel vuer ow mos a-dro dhe'n howl (po steren aral).
Yma eth planet y'gan system howlek.
An planettys yw rolhes awoles:
 Merher
 Gwener
 an Norvys
 Meurth
 Yow
 Sadorn
 Ouran
 Nevyon

Yn 2006, an Unyans Astronymyk Keswlasek a aswonnys avel 'planettys cor'Definition of a Planet in the Solar System: Resolutions 5 and 6 (IAU 2006 General Assembly) an try horf ma:
 Ceres
 Plouton
 Eris (gelwys wostalleth 2003 UB313)

Yn 2008, an Unyans Astronymyk Keswlasek a aswonnys dew gorf moy avel 'planettys cor'.
 Makemake (gelwys wostalleth 2005 FY9)
 Haumea (gelwys wostalleth 2003 EL61)

Corfow erel a vydh keworrys dhe'n classyans ma, dell hevel. Yma gwiasva Prof. Mike Brown gans rol corfow yw possybl bos planettys cor. The Dwarf Planets (Michael E. Brown)
Rol Wikidata a'n Planetys

 Planet Pellder a'n Howl (semi-major axis) Imach Wikidata Yow 5.20336301778112020 center|frameless|center|upright=0.5 Q319 Dor 1149598023 center|frameless|center|upright=0.5 Q2 Merher 579091760.38709893 center|frameless|center|upright=0.5 Q308 Gwener 1082089300.723332 center|frameless|center|upright=0.5 Q313 Meurth 2279366371.523679 center|frameless|center|upright=0.5 Q111 Sadorn 14293940699.536675949.554909 center|frameless|center|upright=0.5 Q193 Ouran 287065818619.18916464 center|frameless|center|upright=0.5 Q324 Nevyon 450344366130.06992276 center|frameless|center|upright=0.5 Q332

Dustuniow

Klass:Steronieth