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... practiced by Mao-Tse-tung and his followers." ''(CRY 10/6/67, 594359)'' Vexing problem of the direction and period of Venus' rotation had acquired a new dimension in recent ultraviolet photographs ... Univ. Observatory. Smith recounted the history of 60 yrs of visual and spectroscopic observation of Venus that produced inconclusive evidence. Radar observation begun in 1961 by 1967 had produced what was ... contrast to the massive system that would have to exist on Venus if these observations were correct. ''(Science, 10/6/67, 114-6)'' October 1967 October Oct 1 1967 1 Oct 2 1967 ...

... universities." ''(Nelson, Science, 2/14/69, 657)'' U.S.S.R.'s Venus V (launched Jan. 5) and Venus VI (launched Jan. 10) were on course and functioning normally, Tass announced. Spacecraft were expected to reach Venus in late May. Venus V was 4,785,000 mi from earth; Venus VI, 4,050,000 mi. ''(Reuters, NYT, 2/7 ... and effect analyses, and to crew safety hardware-brought total value of contract to $1.6 billion since January 1963. ''( Manned Spacecraft Center MSC Release 69-14)'' Washington Evening Star said ...

... most extensive study ever made of Venus had begun with the arrival at the planet of Pioneer Venus 1 , the orbiter half of the two-spacecraft Pioneer Venus mission. It went into orbit ... earth days) or more. On Dec. 9, the four probes and transporter bus of Pioneer Venus 2 would plunge into the Venusian clouds at widely separated points to measure the dense ... 's Office of Space Science, reported Dec. 4 that Pioneer Venus 2 was on course and on schedule. (Marshall Star, Dec 6/78, 2) On Dec. 12, the U.S. Coast Guard ...

... and Britain; and they were pursuing an interest in remote-sensing satellites. (New Scientist, June 6/85, 4) NASA announced that its Deep Space Network (DSN), as part of a French ... in the tracking activity. Scientists believed data from the balloons would further their understanding of Venus's complex weather system. (NASA Release 85-87) NASA announced it selected Aerojet ElectroSystems Co ...

... missions scheduled for flight in 1988 and 1990. The mission to map the planet Venus, previously known as Venus Radar Mapper and scheduled for launch from the Space Shuttle in April 1988 and arrival at Venus in July 1989, was renamed Magellan , The Magellan spacecraft, attached to a Centaur-G upper ... a Venus orbit, from which they landed probes on the planet and used that planet's gravity to fly toward Halley’s Comet . One craft was expected to stay about 6,000 ...

... the British Interplanetary Society for Volume 56 56 '''Page ''' - 250-254 '''Year''' - 2003 '''Keywords''' - Astrobiology, Venus, atmospheric science '''JBIS Reference Code ''' - 2003.56.250 '''Number of Pages''' - 5 Abstract A case ... solar system. Four interesting questions concerning Venus are related to astrobiology: was there ever past life on Venus, in an era when the environment of Venus was more like that of present-day ... origins and evolution of life? Is there present-day life in the atmosphere of Venus? And, finally, is Venus an environment suitable for future life, or an environment that can be made ...

... , planetary mission, balloon. '''JBIS Reference Code ''' - 2005.58.374 '''Number of Pages''' - 11 Abstract The Venus Entry Probe study is one of the European Space Agency's (ESA) technology reference studies ... adopted. The mission includes a science gathering spacecraft in an elliptical polar Venus orbit, a relay satellite in highly elliptical Venus orbit, and an atmospheric entry probe delivering a long duration aerobot ...

One year on Venus is 225 Earth days and one day on Venus is about 243 Earth days. That means that on Venus one day is slightly longer than one year. In other words, it takes longer for Venus to complete a single rotation on its axis than it does for Venus to complete one orbit around the Sun. ---- Answer provided ...

... of the British Interplanetary Society for Volume 60 60 '''Page ''' - 430-438 '''Year''' - 2007 '''Keywords''' - Venus, ESA, spacecraft '''JBIS Reference Code ''' - 2007.60.430 '''Number of Pages''' - 9 Abstract On 9th ... study ever of the Venusian atmosphere, over a period of at least 2 Venus sidereal days (486 days). Venus Express is the first European mission to Earth's twin, only two years ...

... be prograde, as most of the other major planets do. It is not known why Venus spins differently though it may be the result of a collision in the planet's distant past. In addition, Venus spins very slowly. 243 days go by on Earth for every day on Venus. ---- Answer provided by Laura Peckyno & Robert Peckyno Image:K2S logosmall.jpg Question and Answer extracted ...

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