AUGUST

9-12

Sixth Annual Official Star Trek Convention: With a new Star Trek movie in the works for late 2008, intergalactic gossip is all about William Shatner and Leonard Nimoy ... will the duo return as Capt. Kirk and Mr. Spock? More than 70 Star Trek celebrities will beam down for the convention, which hosts presentations, costume and trivia contests, Starfleet collectibles plus videos and previews of new sci-fi television shows, motion pictures, and news on the next Star Trek movie. Premiering will be a new Star Trek-themed animated feature film, "Borg War," by amateur filmmaker Geoffrey James. Hours: 10 a.m.-7 p.m., Thursday and Friday; 9 a.m. to 7 p.m., Saturday; and 10 a.m. to 7 p.m. Sunday, Las Vegas Hilton Hotel. Tickets: $35 in advance, $35 at the door; $20 ages 12 and under, free for 6 years and under with a parent or guardian. www.ticketmaster.com. Tickets for the Saturday evening concert are $30. (818) 409-0960, www.creationent.com..

17-19

Zero gravity in luxury: Travel company Virtuoso's space travel with Virgin Galactic begins in 2009, but budding astronauts can take a one-time zero-gravity flight package aboard G-Force One in Las Vegas. The aircraft is Zero-G's Boeing 727-200 that simulates weightlessness. The package includes two nights at the Bellagio Hotel, the Zero-G flight, a Zero-G flight suit, souvenir DVD and photo, welcome reception, zero-gravity safety briefing, Virgin Galactic party, flight certificate and airport transfers. Cost: $4,199 per person, double occupancy. And, if you're looking ahead, the three-day Virgin Galactic experience in 2009 will set space travelers back $200,000 per person. 866-401-7974; www.virtuoso.com..