Star Wars was released on DVD in 2004, with the first three films in the trilogy released together in a box-set. These featured limited bonus features. They were released separately a few years later with two-disc special editions. The prequels have all been released on DVD about five to six months after their theatrical release.
The first official release of the Star Wars Trilogy (consisting of the digitally enhanced Special Editions of Episodes 4, 5 and 6) on DVD was in September 2004.
Star Wars Episode One was released in 2000, this was the first Star Wars movie released on DVD. Then in 2004 the original trilogy was released on DVD. By the end of 2005, all six Star Wars movies were released on DVD.
The original classic trilogy was released in September 2004. Another release was made in November 2008 with new special features content. Star Wars has yet to be released on Blu-Ray.
A DVD box set was released in 2004 that included changes that George Lucas implemented in both audio and video presentation. Some color corrections are different and some characters and scenes were altered, but the storylines were essentially the same.