Comet Hyakutake,optical image. This comet was one of the brightest of the 20th Century. It passed close to the Earth in spring 1996. A comet is a mass of ice and dust which has an elliptical orbit around the Sun. As it nears the Sun,gases evaporate from its surface,forming a head (coma) and a tail,blown back by the solar wind,that may stretch for millions of kilometres. The tail always points away from the Sun | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Hallas, Tony & Daphne |
Taille de l’image : | 4360 px × 3462 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |