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March 27-April 8 NASA's Mariner VII (Mariner G) spacecraft was successfully launched from Eastern Test Range ETR by Atlas-Centaur (AC-19) ... complementary experiments to provide information about Martian surface and atmosphere. Mariner VII mission, except for flyby area, was almost identical to mission of Mariner VI launched Feb. 24 for investigation of equatorial region ...

... at Jet Propulsion Laboratory JPL presented conflicting opinions to newsmen on preliminary data from Mariner VI and Mariner VII flybys of Mars. Dr. George C. Pimentel and Dr. Kenneth C. Herr of Univ ... smooth and free of craters. "Hellas is the first non-lunar-like feature" discovered by Mariner VII , he said. Apparently there was "activity in that region . . . obliterating craters as fast as they ...

NASA's Mariner VI (launched Feb. 24) and Mariner VII (launched March 27) were performing well and had traveled 41 million mi and 39 million mi from earth. Mariner VI , scheduled for July 31 flyby, was 9 million mi from Mars; Mariner VII ...

... /16/69)'' Proximity of probable date of lunar landing to date of arrival of Mariner VI and VII cameras near Mars surface would provide U.S. TV viewers with "double space feature ... . Mars telecasts from Mariner VI would produce 50 photos; Mariner VII would deliver 91. Best resolution from closeup would be 900 ft; it had been 2 mi in 1965 Mariner IV photos and was ...

... /> Results of four radio occultation measurements of Mars, atmosphere, ionosphere, and surface configuration by Mariner VI and VII were reported in Science by Jet Propulsion Laboratory JPL 's Dr. Arvydas J. Kliore ... theory. Measurements by Mariner VI taken at 79°N at beginning of polar night indicated conditions were favorable for condensation of carbon dioxide at almost all altitudes. Mariner VII measurements taken at 58 ...

... of Surveyor III . Unmanned Mariner VI and Mariner VII passed within 2,000 mi of Mars, transmitting more than 200 times more data about Mars than were obtained by Mariner IV in 1964. Spacecraft ... cosmonauts transferred from Soyuz V to Soyuz IV before returning to earth. Manned Soyuz VI , VII, and VIII, launched on three successive days, rendezvoused in orbit and performed experiments including photography ...

... returns would be achieved over 1964 Mariner missions. Mariner VI TV pictures would contain 3.9-million bits of information; Mariner IV contained 240,000 bits in 1965. Mariner VI would transmit science data ... remained attached to spacecraft. Mariner IV (launched Nov. 28, 1964) had transmitted first close-up photos of Mars in July 1965. Mariner VII (Mariner G) would be launched March 24. Mariner program was directed by ...

... conference on results of Mariner VI (launched Feb. 24) and Mariner VII (launched March 27) was held at NASA Hq. Some 200 TV pictures of Mars were taken by two Mariners, including 57 high ... of Mars. . . Dr. Norman H. Horowitz of Jet Propulsion Laboratory JPL presented biological implications of Mariner 1969 results. "There is nothing in the new data that encourages the belief that Mars ...

... Release 69-237)'' NASA. published Mariner-Mars 1969: A Preliminary Report (NASA SP-225), summarizing results of Mariner VI (launched Feb. 24) and Mariner VII (launched March 27) and describing Mariner program spacecraft, flights, equipment ...

NASA'S Mariner VI and Mariner VII spacecraft were 10 million mi and 6.47 million mi from earth en route to Mars. Mariner VI Canopus tracker had failed to change position properly April ...

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