Resultado da Busca
Há 9 horas · In the Colombian armed conflict, from the mid-1960s to present, one-fourth of non-state combatants have been and still are under 18 years old. In 2004 Colombia ranked fourth in the world for the greatest use of child soldiers. There are currently 11,000–14,000 children in armed groups in the country.
Há 9 horas · Brown dwarfs are substellar objects that have more mass than the biggest gas giant planets, but less than the least massive main-sequence stars.Their mass is approximately 13 to 80 times that of Jupiter (M J) —not big enough to sustain nuclear fusion of ordinary hydrogen (1 H) into helium in their cores, but massive enough to emit some light and heat from the fusion of deuterium (2 H).
