Illustration of the Solar System showing each planet's orbital period (in Earth days or years), the time it takes to complete one orbit around the Sun. | |
Lizenzart: | Lizenzfrei |
Credit: | Science Photo Library / Garlick, Mark |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |