An image within the initial batch of classified UFO documents released by the Department of Defense on Friday reveals a mysterious object captured in a NASA photograph taken from the Moon's surface.

The Pentagon on Friday released what it says are “never-before-seen files” on UFOs after President Donald Trump directed the agency to do so earlier this year.

"The first unusual thing that we saw, I guess, was one day out or something pretty close to the moon. It had a sizable dimension to it, so we put the monocular on it," Aldrin said in July 1969, adding...