"PUNY SMOL PLANET." Sweetie Giraffe looked down on Earth/Equus/whatever the heck the planet Equestria's on is called.

"PLANET NOT TALL TO REACH MOON LIKE SWEETIE." Her eyes started glowing red. "SWEETIE DESTROY."

And that kids, is how the idea for the death star was created!

˙ʇsɐlq ɐ ƃuᴉʌɐɥ sᴉ ǝW ʎlqᴉssoԀ