Life Of A Star
Published on Nov 18, 2015
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PRESENTATION OUTLINE
Nebula
It all starts when gravity pulls gas and dust from a nebula and it becomes dense. This is called a protostar.
Photo by gainesp2003
Protostar
A protostar is a star that forms from a nebula. Nuclear fusion starts in a protostar and the atoms of hydrogen get bigger and form a main sequence star.
Photo by Hubble Space Telescope / ESA
Main Sequence
The Main sequence grows bigger and it becomes a red giant.
(this picture is art)
Photo by NASA Goddard Photo and Video
Red Giant
The atmosphere gets bigger but the center will get smaller and eventually become a neutron star.
Photo by Laenulfean
