Pluto is in Argentina.
Argentina . With a mainland area of 2780400 km2 , Argentina is the eighth-largest country in the world , the second largest in Latin America , and the largest Spanish-speaking one . Dwarf planet . That is , it is in direct orbit of the Sun , and is massive enough for its gravity to crush it into a hydrostatic equilibrium shape ( usually a spheroid ) , but has not cleared the neighborhood of other material around its orbit . The Kuiper belt ( [ ` kaipər ] or [ ` kœy̯pǝr ] ) , sometimes called the Edgeworth -- Kuiper belt , is a circumstellar disc in the Solar System beyond the ( known ) planets , extending from the orbit of Neptune ( at 30 AU ) to approximately 50 AU from the Sun . Pluto . It was the first Kuiper belt object to be discovered .