12 Results for

hydrazine

Article

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

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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

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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

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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

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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

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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

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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

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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

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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

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Buzz Out Loud 665: Run, Alex, run!

We're hoping to get to three miles today...you'll understand in a bit. Also, what's the only thing worse than Vista? Vista SP1.

By February 21, 2008