NASA's Chandra X-ray Observatory has captured a striking image of a distant quasar from the "cosmic noon," including a giant ...

One of the most prominent points of confusion is the white lines that are often seen from the ground trailing behind in-flight jets. Seeing white streaks across the sky emanating from a jet is normal.

For a brief shining moment, the U.S. Air Force lay on the verge of flying the fastest, arguably most badass fighter jet of all time ... position high in the sky, the Rapier would meet Soviet ...

Shining a laser at an aircraft mistaken ... Cawley believes a lot of what people are seeing in the night sky are manned aircraft. "A lot of people are looking up in the sky for the very first ...