3 ms·
> 13500 million Why word it like this instead of using 13.5 billion? Is this a common thing to do in astronomy? Or are you trying to make the claim of 13.5 bil
by spiderice 4y ago
> 13500 million
Why word it like this instead of using 13.5 billion? Is this a common thing to do in astronomy? Or are you trying to make the claim of 13.5 billion years sounds more ridiculous? Genuine question.
- g___ 4y agoProbably because million is unambiguous. Billion sometimes refers to 10^12 rather than 10^9.