Extrasolar planet. Artwork of a cratered and barren extrasolar planet (right) near a globular star cluster (left). A band of stars forming a galactic plane is in the background behind the planet. A globular star cluster,a dense spherical collection of stars,can contain over a million stars within a volume only a few hundred light years across. Globular star clusters formed early in the history of the universe,and their stars are thought to be among the oldest known | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Bizley, Richard |
Taille de l’image : | 5075 px × 3484 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |