Half a year after the Declaration Of Peace had been signed by both the UEE and Equestria, 2 ministers from Equestria are invited to experience life inside the United Earth Empire.

Since the dawn of ponykind, ponies have looked up at the sky, wondering what may lie beyond the distant stars. They had hoped for riches and knowledge beyond comprehension. Instead, they had found humanity, or rather, humanity had found them.

The events of Bound By Stars, as seen trough the eyes of a young earth-pony mare at the beginning of her military career.