An interesting [link|http://news.bbc.co.uk/1/hi/sci/tech/2251386.stm|article] describing
the appearance of a third natural satellite around the earth.
(Third because some would claim that Cruithne was the second "moon" or natural satellite).
[link|http://www.space.com/scienceastronomy/solarsystem/second_moon_991029.html|Cruithne]