Opportunity Rover Surprises Team
One of the little rovers that has astounded the world with how long it has been going now has a mystery around it. It seems that there has been an unexpected boost in the power, about 2 to 5%.
Mars Rovers Get Mystery Power Boost
"Now we're assuming they're cleaning, but all we can really say is that overnight the solar panels produced between 2 and 5 percent additional power immediately," he said. "We're surmising that for some reason dust is being removed from the solar panel and that's increasing the efficiency of the sunlight being converted to electricity."