Artwork conceptualising the expanding and accelerating Universe. Since the 1990s, astronomers have known that the Universe is not only expanding, but that the rate of expansion itself is accelerating. This is postulated to occur due to a mysterious dark energy. | |
Licence : | Libre de droits |
Crédit: | Science Photo Library / Garlick, Mark |
Model Release : | Non requis |
Restrictions : | - |