Solar System

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    The European Space Agency has given the official go-ahead for the planet-hunting and asteroseismology space mission PLATO.
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    ENCORE It’s one of the biggest questions you can ask: has the universe existed forever? The Big Bang is supposedly the moment it all began. But now scientists wonder if there isn’t an earlier chapter to our origin story. And maybe chapters before that! What
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    Mars has no magnetic field, and instead has small fields concentrated in the crust and scattered over the surface. MAVEN will help scientists understand how well these crustal fields protect the planet.
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    New research suggests that the largest single contributor to global sea level rise, a glacier of the West Antarctic Ice Sheet, may continue thinning for decades to come.
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    A new study on the effect of frequent impacts on the crust of the early Earth could help determine whether or not evidence of these violent events can still be found in the planet's geological record.
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    A new study found that a proposed method of geoengineering--injecting sulfate particles into the atmosphere to reflect sunlight--could pose a severe threat if abruptly stopped once it has been implemented.
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    Researchers have compared the effects of human activities with historic periods of climate change using data collected from wetlands along the lower Hudson River. Over the past millennium, humankind has had the greatest impact on ecosystem change at the study sites.
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    A new study outlines how irreplaceable wildlife and habitats in the Arctic are under threat from climate change. The report includes work from 253 scientists from 15 different countries.
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    Using images from NASA’s Voyager Mission (1979) and the orbital Galileo Mission (1995), researchers have created the first global geological map of Jupiter’s largest moon, Ganymede.
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    What’s for dinner? Meat, acorns, tubers, and fruit. Followers of the Paleo diet say we should eat what our ancestors ate 10,000 years ago, when our genes were perfectly in synch with the environment. We investigate the reasoning behind going paleo with the movement’s pioneer,
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    MAVEN sensors measure all aspects of solar input to uncover the many ways Mars loses its atmosphere.
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    An international team of scientists has produced global maps showing how fast and in which direction local climates have shifted.
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    The martian rock resembling a jelly doughnut, dubbed Pinnacle Island, is a piece of a larger rock broken and moved by the wheel of NASA's Mars Exploration Rover Opportunity in early January.
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    MIT researchers find that the end-Permian extinction happened in 60,000 years — much faster than earlier estimates.
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  • MARSIS evidence for ocean of Mars.
    A new study suggests that large boulders on Mars' northern plains were delivered to their location via massive underwater landslides--bolstering evidence for an ancient Martian ocean.
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