Twice in the past two weeks the Mars rover Opportunity has experienced "cleaning events" that have blown some of the rusty powder away, allowing more sunlight to fall on the solar arrays, giving the six-wheeled rover a seasonal power-up.
Twice in the past two weeks the Mars rover Opportunity has experienced "cleaning events" that have blown some of the rusty powder away, allowing more sunlight to fall on the solar arrays, giving the six-wheeled rover a seasonal power-up.
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