life cycle of a star. nebula all stars no matter what size begin as nebulas nebulas are huge...
TRANSCRIPT
Life Cycle of a StarLife Cycle of a Star
NebulaNebula
All stars no matter All stars no matter what size begin as what size begin as NebulasNebulas
Nebulas are huge Nebulas are huge clouds of dust and clouds of dust and gas gas
ProtostarsProtostars
The dust and gas in a The dust and gas in a nebula pulls together into nebula pulls together into a spherea sphere
The sphere becomes so The sphere becomes so hot that nuclear hot that nuclear reactions occurreactions occur
A star is born!A star is born!
******Congrats!!!Congrats!!!
It’s a girl!It’s a girl!
Sizes of starsSizes of stars
Small and Medium starsSmall and Medium stars SUNSUN______________________________________
Giants and SupergiantsGiants and Supergiants
MonocerotisMonocerotis
Medium and Small Stars Medium and Small Stars
Expand hundreds Expand hundreds of times their size of times their size as they run out of as they run out of fuel and become fuel and become Red GiantsRed Giants
Soon most of the Soon most of the gas dissipates gas dissipates (goes away)(goes away)
White Dwarf/Black DwarfWhite Dwarf/Black Dwarf
All that is left is a White-All that is left is a White-Hot Core called a Hot Core called a White White DwarfDwarf
Once it cools it becomes Once it cools it becomes a a Black DwarfBlack Dwarf
The star is now officially The star is now officially deaddead
R.I.P. R.I.P.
Giant and Super Giant Giant and Super Giant StarsStars
Explode a.k.a. Explode a.k.a. SUPERNOVA SUPERNOVA
when they burn all of when they burn all of their fueltheir fuel
Black Hole or a Neutron Black Hole or a Neutron Star?Star?
Small giants become Small giants become Neutron StarsNeutron Stars
Supergiants becomeSupergiants become
Black HolesBlack Holes