Is the sun a passive or active blackbody?

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The discussion centers on whether the sun can be classified as a passive or active blackbody. Participants seek clarification on the distinction between these terms, particularly in relation to blackbody radiation. There is a reference to a Wikipedia link for definitions, indicating a desire for a deeper understanding of blackbody radiation concepts. The term "active or passive blackbody" is questioned, suggesting it may not be widely recognized in scientific literature. Overall, the conversation highlights a need for clarification on blackbody classifications in relation to the sun.
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Is the sun a passive or active blackbody?

Thanks
 
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What is the distinction?
 
Have a look at the wiki link for definitions of blackbody radiation from object

http://en.wikipedia.org/wiki/Black-body_radiation

I have not heard of active or passive BB radiation before... Where did you hear that term ?

Cheers
Dave
 

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