NASA’s Rovers Mark Five Years on Red Planet

via CNN

(CNN) — NASA’s Mars rovers are celebrating their fifth birthday on the Red Planet, exceeding their original life span by four years and nine months, with no end in sight to their history-making work.

The rover Spirit landed January 3, 2004, with Opportunity touching down 21 days later.art_mars

NASA said the rovers had made important discoveries about the wet and violent conditions on ancient Mars.

They had returned 250,000 images, covered more than 21 kilometers (13 miles), climbed a mountain, descended into craters, struggled with sand traps and ageing hardware and survived dust storms, NASA said.

“These rovers are incredibly resilient considering the extreme environment the hardware experiences every day,” said John Callas, Jet Propulsion Laboratory project manager for Spirit and Opportunity. Continue reading