Engineers are fine-tuning software and procedures to prepare for the entry, descent, and landing of NASA's $2.5 billion Mars Science Lab rover in early August.

NASA's Mars Science Laboratory, or Curiosity rover, is scheduled to land on the Red Planet on Aug. 5, 2012. Here's how the rover will touch down on the planet's surface.

The entry, descent, and landing team for NASA's Curiosity Mars rover celebrates the spacecraft's touchdown on Aug. 5, 2012. (Image credit: NASA) 'The right kind of crazy' ...

Curiosity is the first spacecraft to record a landing on another planet. The six-wheel rover arrived on Aug. 5 to begin a two-year mission to examine whether the Martian environment was hospitable ...

NASA's Curiosity rover made its first drive on Mars today, more than two weeks after its high-stakes landing on the Red Planet. To celebrate the day, as well as what would have been the late ...

Elated scientists say the rover survived its plunge to the floor of Gale Crater in good shape, snapping pictures of nearby terrain as NASA engineers get systems ready for exploration.

The Curiosity rover’s landing wasn’t quite perfect -- but if the Martian robot were an Olympic gymnast, it could earn a gold medal for its gymnastic contortions, according to NASA engineers.

NASA's Mars rover Curiosity has entered a new realm on the Red Planet. The 1-ton Curiosity rover has now cruised out of its landing ellipse, the area — about 4 miles wide by 12 miles long (7 by ...

We're hours away from humanity's most advanced robot explorer ever landing on another planet. Curiosity, the car-sized, six-wheeled mobile laboratory, will very soon slam into the Martian ...

The Mars Curiosity rover, sent by NASA on an eight-month trip to look for the building blocks of life on the red planet, was set for landing at 1:31 a.m. EDT Monday. All systems were go -- so far.

A look back at how NASA nailed the landing of its Curiosity Mars rover in August 2012, and what that success meant for Red Planet exploration.