The story of Xenu is covered in OT III, part of Scientology's secret "Advanced Technology" doctrines taught only to … See more

Within Scientology, the Xenu story is referred to as "The Wall of Fire" or "Incident II". Hubbard attached tremendous importance to it, saying that it constituted "the secrets of a disaster which resulted in the decay o… See more

Hubbard wrote OT III in late 1966 and early 1967 in North Africa while on his way to Las Palmas to join the Enchanter, the first vessel of his private Scientology fleet. (OT III says "In December 1967 I knew someone had to take the plu… See more

The 1968 and subsequent reprints of Dianetics have had covers depicting an exploding volcano, which is reportedly a reference to OT III. In a 1968 lecture, and in instructions to his marketing staff, Hubbard explained t… See more

The name has been spelled both as Xenu and Xemu. The Class VIII course material includes a three-page text, handwritten by Hubbard, headed "Data", in which the Xenu story is given in detail. Hubbard's indistinct handwritin… See more

In its public statements, the Church of Scientology has been reluctant to allow any mention of Xenu. A passing mention by a trial judge in 1997 prompted the Church's lawyers to have the ruling sealed, although this was re… See more