A theoretical astrophysicist has shed light on why being up in the sky doesn't necessarily give you the best view of the ...

Saturn's rings tilt out of view every fourteen to seventeen Earth years. In 2032, they will be at their best again during ...

A Boeing E-4B plane in the skies could be an ominous signal of impending doom as the vessel is designed to be deployed ahead of a deadly nuclear attack. Nicknamed the 'doomsday plane' because of ...

Experts who study drones say it can be tough to tell from miles away. But there are clues. A light in the sky at night can easily be misinterpreted, one expert says. Dozens of mysterious nighttime ...

This documentary tells the story of the Liberty Plane, the first American airplane mass-produced to support the nation's efforts in WWI, and the courageous pilots who risked their lives flying the ...

Seven planets will line up for a rare "planetary parade" today (Feb. 28) and you can watch it live online, beginning at 12:00 p.m. ET (1700 GMT).