| Previous slide | Next slide | Back to first slide | View graphic version |
|
Supernova |
Predicted observable if Galaxy age billions of years |
Predicted observable if Galaxy age 7000 years |
Number actually observed |
|
First |
2 |
2 |
5 |
|
Second |
2260 |
125 |
200 |
|
Third |
5000 |
0 |
0 |