• Mars Express: Takeout Service
    The swarm of ongoing Mars missions offers scientists a chance to combine wits, either using different instruments or unusual perspectives. An experiment dreamed up in a Paris cafe less than a year ago will unfold on Friday, when the European Mars Express orbiter looks down
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  • Shadow Boxing with 'Fear'
    One of the most intriguing views that the rover Spirit may bear witness to is a solar eclipse by its potato-shaped moon, Phobos. Taken from the Greek word, 'fear', Phobos makes two trips across the martian sky everyday and passes in front of the
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  • Shadow Boxing with ‘Fear’
    One of the most intriguing views that the rover Spirit may bear witness to is a solar eclipse by its potato-shaped moon, Phobos. Taken from the Greek word, 'fear', Phobos makes two trips across the martian sky everyday and passes in front of the
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  • Our Time in the Sun
    Each martian day is about 40 minutes longer than a terrestrial one, but thanks to the first interplanetary sundial the differences in movements of the sun can be tracked between two planets by the shadow that the sun casts.
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  • Reverse Robotic Origami
    As the Spirit rover unfolded from its stowed position and prepared to drive with six wheels in the martian soil, mission scientists described why the current landing site has their team ready to drive.
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  • Earth, Wind and Fire: What's Missing?
    In variations on the Mars' theme to 'follow the water', one colorful global map shows why scientists have followed the hydrogen to the Spirit rover's current location at Gusev crater.
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  • Earth, Wind and Fire: What’s Missing?
    In variations on the Mars' theme to 'follow the water', one colorful global map shows why scientists have followed the hydrogen to the Spirit rover's current location at Gusev crater.
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  • Where on Earth is That?
    Short of buying a ticket to Mars, where on Earth is the best place to get a taste of what scenery the red planet offers? A tourist to a Mars analog location would have to pack well, because the destination may be cold, dry,
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  • Museum of the Galaxies
    Comets that formed beyond Pluto and orbit the sun give off a spectacular show, but none quite so close or bright as the one witnessed by the Stardust mission team. Their comet dust sampler revealed a strange, pockmarked surface rich in depressions and steep walls.
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  • Mars is Solar Groovy
    While engineers engage their rover with mission commands and scientists look for rocks, an untold history on Mars is being written by the weather itself. In Gusev crater, or the 'cup' where the Spirit rover came to rest, newly released images from orbit indicate
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