This just available from Warner Brothers! Babylon 5 - The Complete Fourth Season: "No Surrender, No Retreat" is scheduled to hit the shelves in January:

The future begins - or ends - here and now. Here is the huge space station Babylon 5. Now is the fateful year 2261. Commander John Sheridan has already declared the station free, breaking the ties between it and Earth Alliance. It was perhaps only a matter of time before he would have to fight to remain free. That time has come in this complete 22-episode fourth-season adventure presented on 6 discs and featuring an exciting array of Exclusive Extras.


Street Date: Jan. 6, 2004

MSRP: $99.98

Discs: 6

Widescreen [16:9 Transfer]

Sound Quality:
Dolby Surround 5.1 - English

Subtitles:
English, French, Spanish

Closed Captioned for the hearing impaired


quelle: http://www.tvshowsondvd.com/newsitem.cfm?NewsID=680

UPDATE: We have just gotten in the following list of supplements that will be on this set!

Introduction to Babylon 5 - Season 4 by series creator J. Michael Straczynski
2 commentaries by series creator J. Michael Straczynski, one including director Mike Vejar
Commentary by cast members Bruce Boxleitner, Jerry Doyle, Peter Jurasik and Patricia Tallman
"Celestial Sounds" featurette about series composer Christopher Franke and the making of the series music
"No Surrender, No Retreat" DVD Suite, original music composed exclusively for the DVD
"The Universe of Babylon 5"
Personnel Files and Data Files
Gag Reel
Episode Previews