Word: marse
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Dates: during 1960-1969
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When President Kennedy set the moon journey as a national goal in 1961, the cost was estimated at $20 billion; the estimate is now $40 billion. Though the contracts tend to be fairly small at this stage, businessmen expect the cost of exploration on the moon to rise to similarly...
Hope that a future astronaut might some day find life on Mars faded deeper than ever into science fiction when Mariner 4 sent its remarkable snapshots across 135 million miles of space. The bleak, pocked surface of the red planet looked dead indeed. Because they saw no signs of erosion...
Not so, claim more optimistic scientists after a second look at the Mariner photos. The JPL men assumed that the surface of Mars is as old as the surface of the moon, say Physicists Edward Anders of the University of Chicago and James R. Arnold of the University of California...
In the same issue of Science, other researchers offer much the same conclusion. All of which suggests that other Martian craters, predating those that Mariner saw, formed and vanished eons ago. What happened to them? All the researchers agree that they must have been eroded away - perhaps by swirling dust...
Even the director of the Mariner 4 project is not yet willing to rule out the possibility. Says JPL's Dr. William H.Pickering: "The very fact of the infinite varieties of life on earth should preclude our jumping to the conclusion that there could be no life on Mars...