Mysterious Lights Interrupt Astronaut's Spacewalk | NASA's Unexplained Files (Full Episode)

Astronaut Leroy Chao's spacewalk is interrupted by bright lights flying past. A flying saucer photographed from the Apollo capsule, dark shapes caught on camera shadowing the shuttle...the ideas are science fiction, but the incidents are science fact.

Stream More Full Episodes of NASA's Unexplained Files:

Subscribe to Science Channel:

Like us on Facebook:

Follow us on Twitter:

Follow us on Instagram: