Ethernaut is the fifth full-length release by the American dark wave band the Crüxshadows, released in 2003.

[1] The song "Citadel" is referenced by a character in the 2006 science fiction novel Von Neumann's War, co-written by John Ringo and Travis Taylor, published by Baen Books.

The lyrics are quoted in full in the Epilogue.

The song "Winter Born (This Sacrifice)" is referenced in several of Ringo's novels, including "Ghost" and "To Sail a Darkling Sea."

This 2003 rock album–related article is a stub.