Stardust Racers remained down at 3:01 p.m. EDT Sunday after an interruption lasting more than two hours at Universal Epic Universe.
The Celestial Park coaster went down around 12:32 p.m. and had not returned by the latest check. The interruption was not listed as a planned closure.
Epic Universe is scheduled to remain open until 8 p.m. EDT Sunday. Guests heading across the park for Stardust Racers should check its live status before making the walk.
Universal Orlando has not announced a cause or reopening time.