Word: marse
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Planning for Trouble. Well past mid-point in its journey, the spaceship was sailing along smoothly. No problems, only precedents. On April 29, when Mariner reached a straight-line distance from earth of 66 million miles, it surpassed the record for long-distance space communications set two years ago by...
So uneventful was the flight that it began to worry Mariner Project Manager Dan Schneiderman. He was afraid that his 200-man control team might begin to take the mission too much for granted. Determined to guard against the danger, he busied his men with practice Mars encounter exercises all...
The first command was sent when Mariner was still 107,000 miles away from Mars. This turned on the camera's shutter mechanism, started the scan platform searching with a wide-angle sensor for light from Mars, and turned on the tape recorder's power. Everything was going...
At 4:55 p.m., P.D.T., the wide-angle sensor detected the edge of Mars. Twenty-three minutes later, the narrow-angle sensor also picked up Mars. Presumably, the picture-taking sequence had begun. At 5:30 p.m., Jack James, Assistant Deputy Director of JPL in charge of lunar and planetary...
Thin & Dusty. For hours no one would know for sure. While the JPL crew waited anxiously, Mariner swooped around the back side of Mars. It was out of touch with Earth for 54 minutes. During this maneuver, it performed one additional and highly important experiment. Mariner beamed radio signals back...