Keith’s note: I asked former NASA Administrator Sean O’Keefe what his thoughts were today as Opportunity ended its mission on Mars: “The Mars Exploration Rovers – Spirit and Opportunity – missions were stunning achievements that exceeded expectations beyond anyone’s imagination. Over the span of 15 years, for a program designed to last no more than six months, the MER team’s scientific and engineering achievements have informed our understanding of Mars […]

Exploring Mars and Beyond: What’s Next for U.S. Planetary Science? “- Dr. Jim Green, Planetary Science Division Director, Science Mission Directorate, National Aeronautics and Space Administration – Dr. Steve Squyres, Chair, Committee on the Planetary Science Decadal Survey, National Academies of Science” – Statement of Rep. Donna Edwards – Statement of James Green – Statement of Steven Squyres