“Most earth-like worlds have yet to be born, according to theoretical study”

This is a fascinating little item:

http://hubblesite.org/newscenter/archive/releases/2015/35/full/

“And were it possible that man could number the particles of the earth, yea, millions of earths like this, it would not be a beginning to the number of thy creations; and thy curtains are stretched out still.”  (Moses 7:30)