Original sentence: It is supposed to be located in the constellation of Kasterborous, at "galactic coordinates ten-zero-eleven-zero-zero by zero-two from galactic zero centre" (Pyramids of Mars, 1975), some 250 million light years away from Earth (as stated in the 1996 Doctor Who television movie; this would put it outside our Milky Way galaxy, which is only 80-100 thousand light years in diameter)
Edited sentence: It is supposed to be located in the constellation of Kasterborous, at "galactic coordinates ten-zero-eleven-zero-zero by zero-two from galactic zero centre" (Pyramids of Mars, 1975), some 250 million light years away from Earth (as stated in the 1996 Doctor Who television movie; this would put it outside our Milky Way galaxy, which is only 80-100 thousand light years in diameter) however the 1996 film was not done by the BBC so any facts stated within can be discounted