Space Rocket History #142 – Venera 4

Posted on December 23, 2015 by spac9750

“It seemed that the nearby and mysterious planet was resorting to tricks to hide the secrets kept beneath its cover of clouds. As the probe drew nearer, Venus’ gravitational field increased its speed. The Doppler effect altered the wavelength of the signals received on Earth. The radio operators needed to be particularly vigilant so that the information sent from the station consistently landed in the narrow “throat” of the ground-based receivers.” Boris Chertok

Venera 4. AKA Venus 4

Venera 4 in Flight Config.

Venera 4 Capsule on Display

Jul 03

Space Rocket History #69 – Zond 3, Venera 3, and Asterix

Posted on July 3, 2014 by spac9750

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The Zond program was one of two lunar exploration programs conducted by the Soviet Union to investigate the Moon and its vicinity. The program began in 1964 and ended in 1979. The early Zond’s 1-3 were originally designed for planetary exploration, while the latter Zonds (4-8) were sent on circum lunar flights. Additionally, the latter Zond vehicles were of a totally different in design. They were in fact automated versions of the manned Soyuz spacecraft…

Zond 3

Far Side of the Moon

Venera 3

Asterix

Diamant

By Dave.

Jan 16

Space Rocket History #46 – Mariner 4

Posted on January 16, 2014 by spac9750

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Mariner 4’s primary objective was to conduct closeup scientific observations of Mars and to transmit these observations to Earth. Additional goals included performing field and particle measurements in interplanetary space, and providing experience and knowledge of engineering capabilities for interplanetary flights of long duration…