"In the constellation of Cygnus There lurks a mysterious, invisible force The Black Hole Of Cygnus X-1 Six Stars of the Northern Cross In mourning
: "In the constellation of Cygnus There lurks a mysterious, invisible force The Black Hole Of Cygnus X-1 Six Stars of the Northern Cross In mourning
In the constellation of Cygnus There lurks a mysterious, invisible force The black hole Of Cygnus X - 1 Six stars of the northern cross In mourning for
译文: 赶. 天鹅座X - 1，书一：远航.
