A Random

SCIFI.radio story

Earth unleashes a cosmic plague, threatening all life in the universe that has a y in their name who are friendly but incomprehensible even though they are only slightly radioactive who tend to stutter under pressure when confronted by the army, navy, air force, space force and/or marines , but scientists create a new weapon which turns them into weird rocks.
The End.and then they kill us all.
The End.