View Single Post
Old Sep 4 2008, 01:06 PM   #19
Brenda
Senior Member
 
Brenda's Avatar
 
Join Date: Mar 2005
Location: St. Louis
Gender: F
Default Re: Titanium on Pern

Even if the engines are no longer making minute orbital adjustments, it might take more than fifty years for them to fall out of orbit.
Brenda is offline   Reply With Quote