who designed this satellite?
Mikhail S. Khomyakov
Sputnik 1
The chief constructor of Sputnik 1 at OKB-1 was Mikhail S. Khomyakov.
who launched the first man made satellite and when The Soviet Union launched it into an elliptical low Earth orbit on 4 October 1957.
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Sputnik 1 [SEP] Design
The chief constructor of Sputnik 1 at OKB-1 was Mikhail S. Khomyakov. The satellite was a diameter sphere, assembled from two hemispheres that were hermetically sealed with O-rings and connected by 36 bolts. It had a mass of . The hemispheres were 2 mm thick, and were covered with a highly polished 1 mm-thick heat shield made of an aluminium–magnesium–titanium alloy, AMG6T. The satellite carried two pairs of antennas designed by the Antenna Laboratory of OKB-1, led by Mikhail V. Krayushkin. Each antenna was made up of two whip-like parts, in length, and had an almost spherical radiation pattern. The power supply, with a mass of , was in the shape of an octagonal nut with the radio transmitter in its hole.