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You may recall from episode 32 Ranger- 4 was the first U.S. spacecraft to reach another celestial body. However, Ranger-4 failed it primary mission of returning pictures from the moon…
The Moon From Ranger-7
The Moon From Ranger-7
Ranger-7 Block III Design
Nimbus-1
Lucky Peanuts By Dave
ERSO Logo
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Vostok 5’s orbit turned out to be lower than the expected 181 by 235 km. The actual orbit was 175 by 222 km. Initial calculations indicated the orbit of Vostok 5 would not decay for 10 or 11 days, however more conservative estimates, taking into account the increased solar activity and the resulting expanding of the upper atmosphere showed that the orbit could decay after only 8 days. With no way of predicting where Vostok 5 might land, the planned eight-day mission was now in question…
Tereshkova
Tereshkova
Tereshkova on TV
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In June of 1963, the Soviet Union performed an encore of the Vostok 3 and 4 missions with two manned spaceships orbiting the Earth simultaneously. However, Vostok 5 and 6 was more than a simple repetition. Vostok 5’s objective was to beat the flight-duration record. But Vostok-6 would carrying the first woman into space. The 26 year old Valentina Tereshkova….
Mission Patch
Valery Bykovsky
Valentina Tereshkova
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Geosynchronous satellites have the advantage of remaining permanently in the same area of the sky, as viewed from a particular location on Earth. Geostationary satellites have the special property of remaining permanently fixed in the exact same position in the sky at all times, meaning that ground-based antennas do not need to track them but can remain fixed in one direction…
Syncom 2
Delta D
TIROS
Thor Delta B
By Dave.
