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Interstellar Object 'Oumuamua Is Probably a Small, Surprisingly Shiny Comet
November 15, 2018 | ArticleThe history-making interstellar visitor 'Oumuamua is a relatively small and reflective object, a new study suggests.
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In Pictures: The Giant Crater Beneath Greenland Explained
November 14, 2018 | Image AlbumScientists think they have spotted a giant impact crater hiding below Greenland's ice sheet. Here's how the discovery played out.
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Scientists Spot What May Be a Giant Impact Crater Hidden Under Greenland Ice
November 14, 2018 | ArticleEarth hides its scars well; the planet has endured countless millennia of eruptions and collisions, but scientists are still stumbling upon the evidence of all that geologic drama.
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Barnard's Star b: What We Know About Nearby 'Super-Earth' Planet Candidate
November 14, 2018 | CountdownThere appears to be a cold "super-Earth" planet circling Barnard's Star, which lies just 6 light-years from the sun. Here's what you should know about the newfound planet candidate.
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Icy 'Super-Earth' Exoplanet Spotted Around Nearby Barnard's Star
November 14, 2018 | ArticleAstronomers have found compelling evidence of a frigid alien world about 3.2 times more massive than Earth circling Barnard's Star, a dim red dwarf that lies just 6 light-years from the sun.
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What Does Sunrise on Mars Sound Like? Listen Here.
November 14, 2018 | ArticleThanks to our robotic emissaries, we humans know what a sunrise on Mars looks like without ever having set foot on the Red Planet ourselves — but what does it sound like?
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Hale-Bopp: The Bright and Tragic Comet
November 13, 2018 | ReferenceHale-Bopp was an unusually bright comet that flew by Earth, reaching its closest approach to the planet in 1997. It was most spectacular in the Northern Hemisphere and visible to the naked eye for about 18 months.
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Devastation from Deadly Camp and Woolsey Fires Seen from Space
November 13, 2018 | ArticleFire season in California doesn't seem to end anymore, as eerie satellite images of staggering smoke clouds looming over the state remind us.
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The Hubble Telescope Has Found a Smile in Space to Warm Your Heart
November 13, 2018 | ArticleThe universe, it seems, is pretty pleased with the Hubble Space Telescope. I mean, just look at that smile!
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Massive Solar Eruptions 'Probably' Detonated Dozens of US Sea Mines in Vietnam War
November 12, 2018 | ArticleAn extraordinary account of the impact space weather had on military operations in Vietnam in 1972 was found buried in the U.S. Navy archives, according to a newly published article in Space Weather.
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