FRANK ZULLO / SCIENCE PHOTO LIBRARY FRANK ZULLO / SCIENCE PHOTO LIBRARY
Star trails. Time-exposure image of star trails around the North Celestial Pole, seen in the night sky over a telescope dome. The changing position of the stars in the sky is due to the rotation of the Earth. This dome is for the Advanced Amateur Observing Program, Kitt Peak National Observatory (KPNO), Arizona, USA.
Model release not required. Property release not required.