Curiosity, a set of NASA 's robotic "eyes" on the Red Planet, recorded 16 minutes of so-called noctilucent clouds flying ...

This is the spectacular moment a pilot's halo rainbow appears on the clouds below an aircraft. Footage shows the circular rainbow surrounding the plane's shadow, illuminating the sky in Phrae ...

Bright and dazzling, waves radiating rainbow colors sweep across the northern skies of Sweden, displaying beautiful hues. Known as "nacreous clouds" or "mother-of-pearl clouds," these clouds are a ...