Three men were found by police after calls were made that they were on a roof of a building near Tower Ramparts in the early hours.
Police were called at around 12.15am to the town centre as the men had been seen on the roof.
The force helicopter was also needed and used its thermal imaging camera to locate the men.
Officers arrived at the scene but found no signs of a break-in. A force spokesman said “nothing untoward” had been going on.
“Police found the three males who said they were just looking at stars,” she said.
“We took them home and gave them suitable words of advice.
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here