dwarf planet
noun[C]
uk/ˈdwɔːf ˌplæn.ɪt/us/ˈdwɔːrf ˌplæn.ɪt/a roundmassofmetalandrockorgas,movingaround the Sun or anotherstar, that is notlargeenough to beconsideredaplanet. Dwarfplanetsin thesolarsystemincludeCeres,Pluto, and Eris.
矮行星Astronomy
- albedo
- Andromeda
- Aquarius
- Aries
- asteroid
- galactic
- galaxy
- Gemini
- geostationary orbit
- gibbous
- orbit
- orbital
- penumbra
- phase
- Pisces
- substellar
- sunspot
- supergiant
- supermassive
- supermoon