This was reported by the Air Force of Ukraine on Telegram, Ukrinform saw.
The report prompted an air raid alert across Ukraine.
"A group of enemy Tu-95ms (12 aircraft) took off from the Olenya airfield, Russia’s Murmansk region," the warning reads.
The estimated time of arrival at the potential missile launch site is 17:00 Kyiv time.
As reported earlier, President Volodymyr Zelensky of Ukraine announced the strengthening of the nation’s air defense capabilities, vowing to deploy new systems in the areas where they are most needed at the moment.