Tìm kiếm
Dwarf planet
01
hành tinh lùn
a celestial body that orbits the Sun and has sufficient mass for its gravity to pull it into a nearly spherical shape
Ví dụ
The dwarf planet Pluto orbits the sun in a region of space known as the Kuiper Belt.
Pluto was once considered the ninth planet before its reclassification as a dwarf planet within the Kuiper Belt.