17 Cygni binary star system. This star system consists of a primary main-sequence star (blue) and a dimmer red dwarf star (red). These stars are 69 light years from Earth,in the constellation of Cygnus. Image obtained on 10 September 2015 | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Peach, Damian |
Taille de l’image : | 3405 px × 2631 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |