Star Trek: Enterprise, the prequel following Captain Jonathan Archer and the first Enterprise NX-01, marks 25 years since its 2001 debut. Controversial early choices drew fan backlash, and despite finding its footing in season three, the series ended in 2005 after four seasons, short of the franchise's seven-season norm. It has since aged better than expected.
Star Trek: Enterprise at 25: A Divisive Prequel Reconsidered
Source: Space