Robust Rovers Keep On Delivering

Three Years Later Mars Rovers Keep Going, VOA

“The twin rovers’ major findings came within the first 90 days. Opportunity found chemical evidence in bedrock that a shallow salt water sea existed at some time in Mars’ past. The editor of the Internet website Marstoday.com, Keith Cowing, says those discoveries alone justified the mission. “If they had both done that, or even if one of them had landed and still done that, it would have been considered a resounding success,” said Keith Cowing. “But these amazing little robots are still going.”