Star Trek: Deep Space Nine (DS9)

This series went on for 7 years. It's time period overlapped with both Star Trek: The Next Generation and Star Trek: Voyager.

It is the Darkest of the Official Star Trek series, and also the only one that could be regarded as religious.

181 Episodes were produced.

Here are lists of the episodes, year by year, in order:

Star Trek: Deep Space Nine (Season 1)
Star Trek: Deep Space Nine (Season 2)
Star Trek: Deep Space Nine (Season 3)
Star Trek: Deep Space Nine (Season 4)
Star Trek: Deep Space Nine (Season 5)
Star Trek: Deep Space Nine (Season 6)
Star Trek: Deep Space Nine (Season 7)

You can purchase these episodes from Amazon.com either in DVD or for download. They are also posted online for viewing at CBS.

Here is a fan remake of the opening credits with new music:
http://www.youtube.com/watch?v=vaDFNr0DNIw (2:07)