1. Prepared by: Angelo Louis N. Escario
Different types of
STARS
Prepared by: Angelo Louis N. Escario
Grade 7 Jose

2. What is a star ?

3. What is a star ?
Massive and very hot gas
SOL
billion stars

4. Physical features of stars are described in comparison with the sun
How are stars classified?
Physical features of stars are described in comparison with the sun

5. Physical Features of SUN
Lifetime: 10 billion years
Physical Features of SUN
Lifetime: 10 billion years
Temperature: 5500 °C
Luminosity: × 1026
Radius: 695,500  

6. Kinds Of Stars Red Giant Star Neutron Star Black Hole
Red Super Giant Star
Blue Giant Star

7. Red Giant Star Lifetime: 0.1-2 Billions Years
Temperature: °C
Luminosity:
Radius:

8. Blue Giant Star Lifetime: 3 - 4,000 million years
Temperature: °C°
Luminosity:
Radius:

9. Red Super Giant Star Lifetime: 3-100 Millions Years
Temperature: ºC
Luminosity:
Radius:

10. Nuetron Star Lifetime: unknown Temperature: < 2,000,000 ºC
Luminosity:~
Radius: 5-15