Since the info is public now, here is some guest info:
"I'm happy that Star Wars can help to educate people about technology in an entertaining way," George Lucas, who will appear at the gala. "Technological innovation and filmmaking have a lot in common; they both begin with imagination and creativity."
Also at the gala will be Anthony Daniels, the actor who portrayed the popular C-3PO robot in the Star Wars films, who will serve as master of ceremonies at the event.
Woman plan 'Star Wars' gala
...gala celebrating the premiere of "Star Wars: Where Science Meets Imagination," a new exhibit developed by the Museum of Science, in collaboration with Lucasfilm Ltd.
That Saturday, the gala will feature Star Wars filmmaker George Lucas and actor Anthony Daniels, who portrayed the golden protocol droid C-3PO.