1. Eventually, the star's fuel will begin to run out
Eventually, the star's fuel will begin to run out. Our Sun will expand into what is known as this

2. Planetary Nebula

3. White Dwarf

4. Black Dwarf

5. Shells of gas thrown out by some stars near the end of their lives

6. From a planetary nebula an average star will become one of these, radiating heat into space.

7. The last phase of an average stars life.

8. Life Cycle of an Average Star

9. Longest phase in the life cycle of a star

10. Main Sequence Star Our Sun

11. Red Giant

12. Matter in the gas cloud will begin to come together into a dense region and form this….

13. Stellar Nebula

14. Where stars begin their lives as clouds of dust and gas

15. Protostar