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Curiosity on course, ready for dramatic Mars landing

Engineers say NASA's Mars Science Laboratory rover is on track and in good health as it races toward the red planet for a dramatic seven-minute plunge to the surface to kick off a $2.5 billion mission.

By August 5, 2012


NASA rover successfully lowered to surface of Mars

In a technological tour de force, NASA's nuclear-powered Curiosity rover was lowered to the surface of Mars by a rocket-powered flying crane late Sunday to kick off a $2.5 billion mission.

By August 5, 2012


High-stakes Mars mission relies on untried 'sky crane'

At first blush, using a rocket-powered flying crane to lower a $2.5 billion nuclear-powered rover to the surface of Mars seems risky at best. But engineers say it solves a host of daunting challenges.

By July 31, 2012


Surgical robots tweaked to fuel satellites in space

John Hopkins researchers modify a robot normally used for surgery with the hopes of operating a robotic tanker to refuel satellites in space.

By December 12, 2011


Falling science satellite poses little risk, NASA says

An old NASA satellite is expected to fall back into the atmosphere late this month, resulting in a shower of debris, more than 1,000 pounds of which will hit the ground. But experts say public risk is minimal.

By September 9, 2011


How the Curiosity rover will land on Mars

Unlike past Mars missions, Curiosity will be lowered to the ground and set on its wheels by a slowly descending "sky crane" designed to unreel the lander like a lure on a fishing line.

By August 20, 2010


JavaOne '08: Sun starts delivering

At San Francisco conference, company touts a rich Internet application environment and a new cloud computing service. Plus, Neil Young sings Sun.

By May 13, 2008


Sun heading into the cloud

Sun CEO Jonathan Schwartz sheds some light on Sun's plans to become a provider of infrastructure services for the cloud and its JavaFX strategy.

By May 7, 2008


Satellite shoot-down: myths and questions

The Pentagon scored a point for missile defense advocates last week, it also left some questions hanging in the air.

By February 28, 2008


Video: Missile hits satellite target

The Pentagon quickly pronounced the mission a success, not just in hitting the satellite at all, but also in apparently rupturing its fuel tank.

By February 21, 2008