What is required for a star to be born? Is this theory or law?
Scientific surmise, based on analysis of massive data relating to
luminosity, color and temperature, and grading....
It is a scientific surmise that there is birth, life and death journey for
They live for more than 10 billion years.
In the prenalal stage, the star is called a nebula.that comprises
clouds of dust, hydrogen and helium.
Condensation leads to the formation of a developing pro-star.
It might take millions of years for stellar winds of gravitational
forces to gather and compress the massive clouds of hydrogen to
the point where its gravity is powerful enough to initiate nuclear
fusion that designates the space body "star"...