Expanse Cafe at Comic-Con

The front desk of the Hard Rock Cafe in San Diego has been rebranded as U.N. headquarters for the Expanse Cafe.

(Brian van der Brug / Los Angeles Times)

July 11, 2015 8:10 PM PT

The exterior of the Expanse Cafe.

(Meredith Woerner / Los Angeles Times)

The Hard Rock Cafe in San Diego is transformed with the theme of “The Expanse,” a Syfy thriller set hundreds of years in the future.

(Brian van der Brug / Los Angeles Times)

Patrons try out Expanse Cafe, a Syfy repurposing of the San Diego Hard Rock Cafe in the theme of its upcoming show “The Expanse.”

(Brian van der Brug / Los Angeles Times)

Diners enter the Expanse Cafe, Syfy’s rebranding of the Hard Rock Cafe for San Diego Comic-Con.

(Brian van der Brug / Los Angeles Times)

The interior of the Expanse Cafe features images of the cast of characters.

(Meredith Woerner / Los Angeles Times)

The Hard Rock Cafe in San Diego is transformed with the theme of “The Expanse,” a Syfy thriller set hundreds of years in the future.

(Brian van der Brug / Los Angeles Times)

A prop helmet and space suit at the temporary Expanse Cafe.

(Brian van der Brug / Los Angeles Times)

The decor of the cafe gives hints at the plot of the new SyFy series “The Expanse.”

(Meredith Woerner / Los Angeles Times)

Images of characters from the upcoming TV show “The Expanse” help transform the Hard Rock in San Diego into the Expanse Cafe.

(Brian van der Brug / Los Angeles Times)

A bit of information on future Earth at the Expanse Cafe.

(Brian van der Brug / Los Angeles Times)

Diners at the Expanse Cafe, formerly known as the Hard Rock Cafe, in San Diego.

(Brian van der Brug / Los Angeles Times)