08.19.11 - NASA's Mars Exploration Rover Opportunity has captured eye-catching images of Martian terrain from its new perch at Endeavour Crater.
08.10.11 - After a journey of almost three years, Opportunity reached the Red Planet’s Endeavour Crater to study rocks never seen before.
08.08.11 - NASA's Mars Exploration Rover Opportunity may reach the rim of Endeavour crater in coming days.
07.19.11 - NASA's Mars Exploration Rover Opportunity completed a drive on July 17 that took the vehicle's total driving distance on Mars past 20 miles.
06.08.11 - NASA's Mars Exploration Rover Opportunity is driving toward a destination informally named "Spirit Point" in honor of the rover's twin.
06.02.11 - After a recent encounter with a young crater, NASA Mars Exploration Rover Opportunity surpassed 30 kilometers (18.64 miles) in total driving yesterday (June 1).
05.25.11 - NASA's Mars rover Spirit, which overcame many obstacles during a prolonged lifetime to achieve discoveries about water and environments on ancient Mars, has finished its work.
05.18.11 - A dance-step pattern visible in wheel tracks imprinted recently by NASA's Mars Exploration Rover Opportunity results from use of an autonomous hazard-checking technique.
05.04.11 - A relatively young crater on Mars informally bears the name of the Freedom 7 spacecraft that astronaut Alan Shepard piloted in America's first human spaceflight 50 years ago.
04.11.11 - Approaching the 50th anniversary of the first human spaceflight, Mars rover team members are remembering a Martian rock informally named for Yuri Gagarin.
02.11.10 - NASA's Mars Exploration Rover Spirit is now parked for the winter. The rover team is commanding Spirit this week to make additional preparations for the Mars southern hemisphere winter season.
03.11.09 - Congress passed a resolution Wednesday recognizing scientific contributions of NASA's Mars Exploration Rovers, and commending the JPL and Cornell University teams.
01.15.09 - Mars Exploration Rovers have new life on the likes of "Second Life," "YouTube," "Unmannedspaceflight.com," and "Facebook."
01.02.08 - NASA's Spirit rover is spending its fourth anniversary on Mars at the northern edge of a low plateau. It landed on Mars Jan. 4, 2004, Universal Time (Jan. 3, 2004, Pacific Time).
12.13.07 - New software is helping the rover team find safe places for Spirit to ride out future Martian winters and places for future explorations by both Mars rovers.› Ohio State University release →
06.12.07 - Like Sun Belt retirees who complain about cold weather, NASA's Mars rovers are becoming less tolerant of temperature changes with age.
10.20.06 - For a brief time, the sun will get in the way of communications between Earth and Mars spacecraft, but mission teams are well prepared for this natural event called solar conjunction.
08.07.06 - August 8, 2006 is winter solstice on Mars, the shortest day of the Martian year.
04.04.06 - More than two years after landing on Mars, Spirit can only drive on five wheels.
03.20.06 - The rovers “keep on keeping on” despite having to drag squeaky wheels, losing full range of motion in stiff arms, and needing to reboot the ol’ computer brains every now and then to cure memory problems.