Birth of a Supernova
Type II
Page 5 of 11 |
Next page
When the reactions exhaust the helium fuel, the core contracts again, and the heat causes the carbon and oxygen atoms to fuse into neon and magnesium. These new atoms displace the lighter ones.
Previous page
|
Next page
History of the Universe
|
Birth of a Supernova
|
Tour the Universe
Moving Targets
|
How Big is the Universe?
|
Spin a Spiral Galaxy
Resources
|
Transcript
|
Site Map
|
Runaway Universe Home
Editor's Picks
|
Previous Sites
|
Join Us/E-mail
|
TV/Web Schedule
About NOVA
|
Teachers
|
Site Map
|
Shop
|
Jobs
|
Search
|
To print
PBS Online
|
NOVA Online
|
WGBH
©
| Updated December 2000