3 ms·

So what is the definition of aurora that causes it to not also encompass Steve.

• lucasdwi 8y ago
  "Steve does not contain the telltale traces of charged particles blasting through Earth's atmosphere that auroras do. Steve, therefore, is not an aurora at all"
  • NelsonMinar 8y ago
    Amazing what you can learn when you read the article
    • jyriand 8y ago
      Why read if others have read it already and now all the answers?