High Quality Content by WIKIPEDIA articles! Jonathan Archer is a fictional character in the Star Trek franchise. He is the protagonist of the television series Star Trek: Enterprise, where he is played by Scott Bakula. Archer also plays a major role in the formation of the United Federation of Planets. Archer is captain of the first starship Enterprise (NX-01) from 2151 to 2161, and is later President of the United Federation of Planets from 2184 to 2192. According to a computer display in the episode "In a Mirror, Darkly," historian John Gill considered Archer "the greatest explorer of the 22nd century." The same display states that two planets were named after Archer: Archer IV and Archer's Planet. Archer's favorite sport is water polo. He has a pet beagle named Porthos.