Astronomers -- the men and women who study the stars, galaxies and beyond -- have an almost universal agreement that there's nothing of scientific interest when it comes to the subject of UFOs.

In fact, many professionals who gaze into the heavens actually speak about UFO sightings with disdain -- even though countless military officials, heads of state, newsmakers and commercial pilots have said they've seen unidentified flying objects.

"No serious astronomer gives any credence to any of these stories," said Lord Martin Rees, the official U.K. astronomer royal.

Those are rather strong words from the U.K. astronomer royal. To read more, click here.