re vandalizing the sky come on this is sci space an orbital billboard won t do any permanent damage in a few years it will reenter and probably hit los angles anyway the boost to space commerce orbital advertising might provide might speed the day it is possible for those with a yen for dark skies to get some really dark skies beyond the dust producing the zodiacal light now if they wanted to paint the cocacola symbol on the moon in lampblack that would give me pause it would be very difficult to reverse such a widespread application of pigments thomas clarke institute for simulation and training university of central fl research parkway suite orlando fl fax clarke acme ucf edu
