- For other uses, see class T.
| PLANETARY CLASSIFICATION
|
| class T
|
|
|
| Classification:
| ultragiant
|
| Age:
| 2–10 billion years
|
| Diameter:
| 50–120 million km
|
| Location:
| cold zone
|
| Surface:
| comprised of gaseous hydrogen and hydrogen compounds
|
| Atmosphere:
| zones vary in temperature, pressure, and composition
|
| Lifeforms:
| unknown
|
A class T planet is a type of planet, an ultragiant the has a very tenuous surface. (ST reference: Star Charts)
Planets of this type
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