Name:
Cassius
Location:
Sol system
Mutter’s Spiral
Cassius was the tenth planet in the Sol system, discovered in 1994, (Iceberg) humans having generally thought of Pluto as being the furthest planet from the Sun (The Sun Makers) or a dwarf planet. (The Anachronauts)
The Battle of Cassius was fought against The Daleks near the planet. (Love and War)