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One of Neptune's 16 moons is not like the others, James Webb telescope findsNeptune has a complicated life story, and its moon Nereid might be the only one left standing from the planet’s multibillion-year history.
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Watch NASA's Curiosity rover 'struggle' to remove a rock that got stuck on its robotic arm for nearly a weekNew footage shows NASA's Curiosity rover tilting, rotating and vibrating its robotic arm as mission scientists tried to remove a rock that became stuck on a drill for six days.
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'I was not looking for this': Scientist accidentally finds shortcut to Mars that could slash travel time in halfA new study suggests early asteroid trajectory data could help design faster Mars missions, potentially cutting round-trip travel time to under a year.
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Scientists identify 10,000 'impossible' exoplanet candidates, potentially tripling the number of known alien worldsA new study has identified a potentially record-breaking haul of transiting exoplanets, thanks to a machine learning algorithm that analyzed the light curves of more than 80 million previously overlooked stars.
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NASA's Curiosity rover finds a surprising number of giant 'dragon scales' littered across MarsThe Curiosity rover snapped a series of peculiar polygons that look suspiciously like giant fossilized reptile scales. Although scientists have seen similar shapes on Mars before, they have never seen such a "dramatically abundant" concentration.
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A giant 'shadow' has been creeping across Mars for 50 years — and scientists aren't sure whyA dark patch in Mars' Utopia Planitia region has grown significantly since it was first photographed in 1976. Scientists have a loose understanding of what it is, but they can't properly explain its gradual growth.
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Saturn's chaotic atmosphere revealed in most comprehensive view yet by James Webb and Hubble telescopesViewing Saturn in complementary wavelengths, the James Webb and Hubble space telescopes reveal more about what makes up the layers of ringed planet's atmosphere.
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NASA rover discovers first ruby-like crystals on MarsAstronomers have detected small, ruby-like crystals embedded in Martian rocks, which may also hide sapphires created in the fury of meteorite impacts.
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An anomaly in Mars' mantle could trigger volcanoes to erupt — and may be causing the whole planet to spin fasterData from NASA's InSight mission suggests the Red Planet's Tharsis region is more active than previously thought and may be why Mars is spinning more quickly over time.
6 Commentsmars
