The theory that the solar and stellar systems were developed from a primeval nebula.
星云理论，星云假说
Example sentencesExamples
First we had the Copernican revolution, then Kant put forward the nebular theory of the evolution of solar systems.
Finally, he set forth and briefly responded to the nebular hypothesis for the origin of the earth.
The German philosopher Immanuel Kant was the first to propose a scientific model - known as the nebular theory - for the origins of the planetary system.
Evolutionists believe that the solar system condensed out of a cloud of gas and dust called a nebula, hence the nebular hypothesis.
Pierre Laplace, an open atheist, published his nebular hypothesis in 1796.