Scientists Test Steering for Mars Rovers
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Jet Propulsion Lab -- Engineers on NASA's Mars Exploration Rover team are investigating possible causes and remedies for a problem affecting the steering on Spirit.     The relay for steering actuators on Spirit's right-front and left-rear wheels did not operate as commanded on Oct...
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It's been a watershed year  of science for&nbsp;the NASA&nbsp;Mars rover Spirit,&nbsp;a  six-wheeled&nbsp;automaton&nbsp;that continues to probe the red planet's  secrets&nbsp;as it clambers up the Columbia Hills.
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NASA&#39;s Spirit and Opportunity have been exploring Mars about three times as long as originally scheduled. The more they look, the more evidence of past liquid water on Mars these robots discover.
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NASA thinks its Mars rovers just might keep going and going and going. The space agency has funded another extension of their mission, for an additional six months, if they last.
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A sophisticated autopilot system that could play a vital role in missions to the moon or Mars will be tested this week during a $100 million demonstration 500 miles above Earth.
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NASA researchers are one day away from testing what they hope will be the space agencyâs first unmanned vehicle capable of meeting up with other orbiting spacecraft.
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Scientists using data from the HRSC experiment onboard ESA's Mars Express spacecraft have produced the first 'hiker's maps' of Mars.
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NASA is paying for the Mars Rovers to keep working. The twin rovers &quot;Spirit&quot; and &quot;Opportunity&quot; landed on the surface of Mars last January.
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The most dramatic findings so far from NASA&#39;s twin Mars rovers -- telltale evidence for a wet and possibly habitable environment in the arid planet&#39;s past -- passed rigorous scientific scrutiny for publication in a major research journal.
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After six weeks of waiting out globe-engulfing dust storms, NASA&#39;s Mars Exploration Rovers have resumed driving across the planet&#39;s surface.
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LOS ANGELES   The twin Mars rovers have found a wonderland of weird rocks and enticing dunes along with more evidence the Red Planet once had water, NASA scientists said Wednesday.
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NASA is planning to add a strong dose of artificial intelligence (AI) to planetary rovers to make them much more self-reliant, capable of making basic decisions during a mission. Scientists are developing very complex AI software that enables a higher level of robotic intelligence.
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NASA&#39;s Mars rovers don&#39;t seem to be wearing out so mission planners have begun to think more boldly, including a plan to let one climb up a steep &quot;escape hatch&quot; from a crater it has been exploring and set out on a trek across a plain.
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Ten months after NASA&#39;s twin rovers landed on Mars, scientists reported Thursday that both robotic vehicles were still navigating their rock- studded landscapes with all instruments operating, and both were discovering fresh evidence that water must have
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The Mars rovers have found fresh evidence that water was plentiful in both the hills and plains of the now-barren Red Planet, scientists at NASA Jet Propulsion Laboratory said on Thursday.
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Scientists are baffled by a mysterious power boost to one of its two robotic rovers on Mars.
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Even though they were expected to explore the Mars surface for only 90 days, the two Mars rovers are still gathering information about the Red Planet. This week, NASA extended their missions again.