Star Trek: Enterprise is a science fiction TV series and a prequel to the original Star Trek set 100 years before. The series premiered September 26, 2001 on the UPN television network with the final episode airing on May 13, 2005.

The series takes place in the 22nd century aboard Earth’s first warp 5 capable starship Enterprise NX-01 designed for long-range exploration of the galaxy and captained by Jonathan Archer. The NX designation indicates that this Enterprise is an experimental prototype.

Star Trek: The Next Generation is an American science fiction television series created by Gene Roddenberry as part of the Star Trek franchise. The show is set in the nearby regions of the Milky Way galaxy, approximately during the 2360s and features a new crew and a new starship Enterprise.