Stars condense from areas of space of bigger subject density, but Those people areas are less dense than within a vacuum chamber. These areas—known as molecular clouds—consist primarily of hydrogen, with about 23 to 28 % helium and some p.c heavier factors. 1 example of this kind of star-forming region https://bdautogroup96172.pointblog.net/facts-about-hotel-in-singapore-revealed-85165022