A guest at Universal's Epic Universe in Orlando died on Wednesday after riding a roller coaster at the new theme park, park officials said in a statement.

The person, who has not been identified, became unresponsive while riding Stardust Racers at the Florida park, a Universal spokesperson said in the statement.

The Orange County Sheriff's Office said off-duty deputies found a man in his 30s on the ride. He was then taken to the hospital, where he was pronounced dead.

It is not clear how he died.

Stardust Racers remains closed as of the statement received Thursday morning.

The Universal spokesperson said the park is cooperating with the Sheriff's Office's investigation into the incident. Representatives from NBCUniversal did not immediately respond to NBC News' request for comment.

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