The Phoenix Mars lander, now more than 1 million mi. from Earth, is undergoing initial checkout following its predawn launch here Aug. 4 on a Delta II that fired the spacecraft toward Mars at nearly 7 mi. per sec. At the same time, the Mars rovers Spirit and Opportunity have survived another wave of Martian dust storms and are warily resuming some surface operations. The storm now covers the entire equatorial region of Mars, but its waning intensity may finally be giving the rovers a ...


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