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'Dragonfly' Drone Could Explore Saturn Moon TitanA relocatable lander could explore the hazy skies of Saturn's intriguing moon Titan, according a new mission proposal.
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After Dino-Killing Asteroid Impact, Life Re-Emerged QuicklyLife re-emerged at the site of the dino-killing asteroid's impact at roughly the same time it began to thrive around the globe, despite suffering from worse conditions.
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Geoengineering Earth's Atmosphere: How It Could Affect AstronomyCreating clouds in the sky or redirecting sunlight to bring down the Earth's temperature could have an effect on astronomy.
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'Star Trek' Science: Why Vulcans (and Other Aliens) Look Like Humans -
Weird Red Spot on Pluto Moon ExplainedPluto may be sharing its atmosphere with its largest moon, Charon, creating the visually striking red spot at the satellite's north pole.
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Are Black Holes Really Black?A black hole simulated in a lab points toward "no."
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Galaxy Stirring Revealed by Doomed Japanese SpacecraftBefore it died, Japan's Hitomi satellite revealed surprising insights about how black holes stir up gas inside enormous collections of galaxies.
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Saturn Moon Enceladus' Plumes May Resemble Earth's 'Lost City'Saturn's intriguing moon Enceladus could resemble Earth's Lost City, a network of hydrothermal vents in the Atlantic Ocean where life survives despite cold and darkness.
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Odd 'Dark Hydrogen' May Lurk Within Jupiter, Other Giant Planets -
E.T. Phones Earth? 1,500 Years Until Contact, Experts EstimateAliens may be mediocre just like Earthlings, which could explain why humanity hasn't heard from advanced civilizations yet.
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Alien Life? Radiation May Erase Mars, Europa FossilsRadiation from beyond the solar system may destroy any organic fossils lying on the surface of Mars or Jupiter's icy moon Europa.
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Gorgeous New Mercury Maps Showcase Planet's Striking Features -
Tornado Facts: Causes, Formation & SafetyThese violent storms wreak havoc and cost lives. They can occur anywhere at any time.
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Mars Life Hunt: Could Basin Host Remains of an Ancient Biosphere? -
Not So Fast: Discovery of Radio Burst Source May Be FlawedA paper published Feb. 24 claiming to have located the source of a mysterious type of energetic radio burst may have a fatal flaw, some scientists say.
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Palm-Size Satellites Could Hunt for New Alien WorldsTiny satellites could hitch a ride into orbit and spot alien worlds from afar, new research suggests.
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Traces of the First Stars in the Universe Possibly FoundAn enormous gas cloud in the early universe has a very small amount of the heavy elements that would form in later stellar generations, suggesting that it was "polluted" by the very first stars.
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Advanced Alien Civilizations Could Live in Globular Star ClustersOnce life gets started in dense stellar groups, it could quickly go interstellar, thanks to old stars and close neighbors.
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Cosmic Lightsaber Slices Through Clouds in Awesome New ImageA cosmic lightsaber, trillions of miles long, slices through the dark clouds of dust and gas that surround it in a new image captured by NASA's Hubble Space Telescope.
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Mars May Become a Ringed Planet SomedayMars may one day have rings like Saturn's, if the Red Planet manages to completely crush its innermost moon, Phobos.
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Could Liquid Lakes Form on Mars Today?A sudden spurt of liquid water on Mars could potentially create deep lakes today, new research suggests.
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Part of Pluto's Heart Was 'Born Yesterday' -
Chasing Wormholes: The Hunt for Tunnels in Space-Time -
Amazing Jupiter Video Shows Slowing Shrinkage of the Great Red Spot
