Parkes radio telescope. View of Parkes radio telescope,New South Wales,Australia at sunset. The rotating dish is 64 metres in diameter and divided into three sections. It has a solid steel plate from its centre to a diameter of 17 metres,a perforated aluminium plate to a diameter of 42 metres,and the rest is a mesh of galvanised steel. The weight of the dish is 300 tonnes. This radio dish is used to observe wavelengths from 5 millimetres to 2 centimetres. Parkes was completed in 1961,and in 1998 is run as part of the Australia Telescope National Facility. It is often used by the SETI (Search For Extraterrestrial Intelligence) institute | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Shostak, Dr. Seth |
Taille de l’image : | 5193 px × 3562 px |
Model Release : | Non requis |
Property Release : | Non requis |
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