Download stellar evolution the flowchart of start

START
THE FLOWCHART OF
STELLAR EVOLUTION
Is the mass
of the protostar
>0.1M ?
No
1. What happens
to this object?
Yes
2. Where on the HR
diagram is it? What
is its energy source?
3. H core burning via
what fusion process?
No
Is the mass
of the star
>~2M ?
6. What happens to the pressure and
mass?
Yes
9. H core burning via
what fusion process?
10. Core runs out of H. What
happens to the star (core,shell,
and atmosphere? Name?
4. Core runs out of H.
What happens to the star?
What is it called?
5. What happens when core runs out
of He? When does burning stop?
17. Stars lose mass throughout
their lifetimes, by various processes. What happens to this
lost material (gas,dust,etc)?
11. What happens when the core runs
out of He? What does the core burn to?
No
Is the mass
of the star
>~6M ?
Yes
12. What happens
in the core? When
does burning stop?
7. What is the gaseous object called?
13. Object becomes
what?
15. What is this
object called?
Yes
Is the
object
spinning & we
can see flashes of
radiation?
8. "Star" finally becomes what?
16. Object finally
becomes what?
Yes
Is the mass
of the "star"
>~3M ?
No 14. Object finally
becomes what?