The theory suggests that the interstellar dust within a nebular cloud is the most important component of planet formation.

The Nebular theory suggests that the interstellar dust within a nebular cloud is the most important component of planet formation. The Nebular theory or hypothesis is the most widely accepted among the scientists in regards to the formation of the solar system. 

Aregion is an area of land that has common features. these features can be natural, such as climate or landscape. they can also be artificial, such as language or religion. the xinjiang uyghur autonomous region, above, is an area of china inhabited by uyghurs, a muslim group with ethnic ties to turkish people.