Tissue-equivalent mannequin

In 1969 this cosmonaut mannequin was sent around the Moon in the Zond 7 spacecraft as a precursor to a manned mission. Detectors were set into its body to measure radiation levels across the human form. Its face is in the image of Yuri Gagarin.

Source: The Polytechnic Museum, Moscow
Credit: Science Museum/The Polytechnic Museum, Moscow
Object no: L2014-4385