Associated Press article titled Tiny Planet Discovered Beyond Pluto, June 5, 1997
Theory Suggest More Objects in Solar System
Astronomers have found an icy miniplanet that orbits the sun well beyond Pluto, providing evidence that the solar system extends much farther than was once thought. ... At its most distant, it wanders three times farther from the sun than Pluto, tracing a looping, oblong path into an astronomical terra incognito.
Extending the Solar System
Astronomers have found a miniplanet names 1996TL66 beyond the orbit of Pluto. The discovery of the 300-mile-across object has extended the known edge of the solar system's Kuiper Belt by at least 9.35 billion miles.