Theory Nabu La (nebular hypothesis) explains the origin of the sun and planets, the bulk of which is composed of gas and dust Nabu leave in the sky. Later, the name Beulah these shrinkage and resulting spin more slowly in the first period and increased speed in the center and the latter causes a ring around the center of mass as well as the sun rises in the center. Shrinkage due to gravity, causing heat to build up. Each gas Each ring has been conceived as a planetary satellite of the sun. This case, the age of the sun.