The Mars Pathfinder lander touched down - or bounced down - on 4 July 1997, becoming the first human mission to reach the Martian Surface since the Viking lander of 1976. The Sojourner is the first ...
When a daring team of engineers put a lander and the first rover on the Red Planet a quarter century ago, they changed how the world explores. On a July evening in 1997, Jennifer Trosper drove home ...
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