Photos: Marriage: The final frontier

Adrianne Grady, left, 34, of Campbell, Calif., and Karine Marois, 22, of Irvine prepare for the procession before the wedding at the annual “Star Trek” convention at the Rio hotel and casino in Las Vegas.  (Francine Orr / Los Angeles Times)

The room is filled with guests for Mark Restucci and Amy Campbell’s wedding at the annual “Star Trek” convention at the Rio hotel and casino in Las Vegas. The couple became the first fans to recite their vows at the “Star Trek” convention. Many of the attendees wore costumes.  (Francine Orr / Los Angeles Times)

Guests Dan Wright, left, and Joanie Brosas wait for the wedding to begin at the annual “Star Trek” convention at the Rio hotel and casino in Las Vegas.  (Francine Orr / Los Angeles Times)

“Spock Vegas” processes out following Mark Restucci and Amy Campbell’s wedding at the annual “Star Trek” convention at the Rio hotel and casino in Las Vegas.  (Francine Orr / Los Angeles Times)

Bill Arucan of Alameda, foreground, as Andorian at the wedding of Mark Restucci and Amy Campbell at the annual “Star Trek” convention at the Rio hotel and casino in Las Vegas.  (Francine Orr / Los Angeles Times)

Groom Mark Restucci, 47, left, and bride Amy Campbell, 49, enjoy their wedding at the annual “Star Trek” convention in Las Vegas as Eric Allan Hall, right, sang “Blue Sky” dressed as the character Data from “Star Trek: The Next Generation.”  (Francine Orr / Los Angeles Times)

The newlyweds hold hands during their vows at their wedding at the annual “Star Trek” convention at the Rio hotel and casino in Las Vegas.  (Francine Orr / Los Angeles Times)