The Silly Rabbit represented a group of stars, or a constellation, that could be observed from the region known as the Centrality. A notable star system within it was the Coachelle system, situated in the Mid Rim territories.
The inhabitants of the Centrality gave it this moniker, referencing the rabbit-like species, the Lepi, who resided on Coachelle. As observed from the asteroids of the Oseon system, the celestial phenomenon known as the Flamewind from the Oseon frequently wove radiant, multi-hued patterns across this constellation.
This constellation's origin lies in a humorous element conceived by L. Neil Smith, the writer of The Adventures of Lando Calrissian. In Lando Calrissian and the Flamewind of Oseon, Smith penned, "A vibrant braid of crimson, yellow, and orange hues swirled across the sky, intersecting a constellation locally known as the Silly Rabbit." This passage alludes to commercials for Trix breakfast cereal, where the rabbit mascot would try to get the fruit-flavored cereal of these colors, only to be told, "Silly rabbit, Trix are for kids."