Doom Cows from Outer Space    by Richard Alan Dickson
Price: $2.99 USD. 10370 words. Published by Grey Cat Press  on March 11, 2011. .
The space cows are coming! The space cows are coming! For years, the evil alien space cows have looked upon your world. For years, they've plotted; for years, they've schemed. They never showed themselves. Humans eat cows. This is a bad thing. But now the time is finally right. Puny humans, prepare to die! (Includes complete bonus story, "Atlantis, B.C.E.")

War and Space    by Steve Challis
Price: $0.99 USD. 17910 words. Published by Steve Challis  on August 27, 2011. .
After 150 years of peace on Earth the unarmed Interstellar Exploration Ship, the "Highway to Heaven" is attacked without apparent provocation by unknown aliens with much more advanced technology than the Earthmen.