Friday, August 19, 2011

What's the age of the moon?

http://ts1.mm.bing.net/images/thumbnail.aspx?q=1130552765224&id=acf51414f6ca8330692487e37a0a6727
That old moon might not be as antique as we thought, some scientists think. 
They say it's possible that it isn't a day over 4.4 billion years old.

No comments:

Post a Comment