Все ж таки карликовая планета. Хотя это определение отличает такие объекты от обычных планет.
https://www.nasa.gov/audience/forstu...-pluto-k4.html
Finding Eris caused other astronomers to talk about what makes a planet a "planet." There is a group of astronomers that names objects in space. This group decided that Pluto was not really a planet because of its size and location in space. So Pluto and objects like it are now called dwarf planets.