Given the task definition and input, reply with output. You are given a sentence in Galician. Your job is to translate the Galician sentence into English.

O único problema é que o ceo nocturno agora está iluminado pola luz das cidades.

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
The only difficulty is that the night sky now is blocked by the glare of city lights.