Star trails behind tree. Time-exposure image of stars forming light trails behind a silhouetted tree in Noudar Park, Alqueva Dark Sky Reserve, Portugal. Star trails (here circling the northern celestial pole) are created on long-exposure images by the Earth's rotation on its axis. Photographed in 2018. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / MIGUEL CLARO |
Taille de l’image : | 5472 px × 3648 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |