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Astronomers Find Another Clue That Planet X Is Lurking Out There
October 02, 2018 | ArticleScientists have discovered another marker on the trail toward the putative Planet Nine — an extremely distant dwarf planet called 2015 TG387, and nicknamed 'The Goblin.'
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Scientists Have a Plan to Hunt the Ancient, Dead Star that Birthed Our Solar System
September 06, 2018 | ArticleBillions of years ago, a huge star blasted open and spewed its guts into space. We were born from the rubble.
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Why Jupiter's Rapid Growth Spurt Was Delayed for Millions of Years
August 27, 2018 | ArticleNew research suggests why Jupiter, the largest planet in the solar system, waited about two million years for its early-formation growth spurt.
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Ice on the Moon! Frozen Reserves Detected at the Poles in a Lunar First
August 21, 2018 | ArticleScientists have found the first direct evidence of frozen water on the moon.
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NASA Spotted a Vast, Glowing 'Hydrogen Wall' at the Edge of Our Solar System
August 09, 2018 | ArticleThere's a vast "hydrogen wall" at the edge of our solar system, and NASA scientists think their New Horizons spacecraft can see it.
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NASA's Planet-Hunter Caught Stunning Video of a Distant Comet
August 07, 2018 | ArticleThe video, captured during the testing phase of NASA's new satellite for finding exoplanets, shows a bright white comet drifting past black, jiggling stars.
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Should the Moon Be Quarantined?
August 04, 2018 | ArticleNearly a half century after astronauts first visited the moon, it is once again a flash point for debates on how to safely, responsibly explore the solar system.
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What If Earth Turned into a Giant Pile of Blueberries?
July 31, 2018 | ArticleIf Earth suddenly turned into an Earth-size pile of blueberries, things would start exploding. This is science.
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The Sun Had a Wild Youth. And These Blue Crystals Prove It.
July 30, 2018 | ArticleBlue crystals in meteorites contain evidence of the sun's volatile past.
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Weird Volcanoes Are Erupting Across the Solar System
July 29, 2018 | ArticleSizzling-hot rocks explode and ooze onto the surfaces of several extraterrestrial worlds.
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