Solar System

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    Scientists recreated the intense pressures and temperatures found deep within the Earth, resulting in a discovery that complicates theories of how the planet and its core were formed.
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    Astronomers have discovered an exotic planet drifting through space without a host star. The object is unlike any free-floating planet yet discovered, and was spotted during a search for brown dwarf stars.
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    How long can civilization last? That question has long been asked by astronomers searching for intelligent alien life, and recently was the focus of a symposium in the Library of Congress.
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    Researchers have recreated martian clouds in a laboratory on Earth. Their work will help scientists understand the properties of clouds on Mars and the environmental conditions present in the martian atmosphere.
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    Astronomers previously reported that the planet 55 Cancri e may be made of diamond. Now, by studying the composition of the planet's host star, scientists have determined that the planet may be less exquisite.
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    By combining observations from amateur astronomers and large telescopes, astronomers have uncovered valuable data about the complex interior of the asteroid (87) Sylvia.
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    For the first time ever, scientists have positively identified cometary material that fell to Earth long ago. The study is the first proof a comet striking Earth, and will help astrobiologists study these unique celestial bodies and their role in our solar system's formation.
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    Next week, scientists from the European Space Agency will be testing a prototype of the ExoMars rover in Chile's Atacama desert.
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    Discovering bacteria on Mars would be big news. But nothing would scratch our alien itch like making contact with intelligent life. Hear why one man is impatient for the discovery, and also about the new tools that may speed up the “eureka” moment. One novel
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    Scientists have introduced an new theory explaining how biomolecules could have been formed inside of asteroids in the early Solar System.
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    For the first time, scientists have discovered what could be a supervolcano on Mars.
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    Previously astronomers have developed temperature maps of extrasolar planets. Now they have created the first cloud map of a giant planet orbiting a distant star.
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    Close-up views of Vesta from NASA's Dawn spacecraft are helping scientists better interpret Earth-based observations of the giant asteroid.
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    For almost 14 months, Curiosity has been uncovering new clues about the potential for life on ancient Mars. Now, the rover's analysis of a surprisingly 'Earth-like' martian rock is revealing details about the planet's interior.
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    NASA has released its announcement of an open competition to submit proposals for the science and exploration technology instruments that would be carried aboard the agency's next Mars rover in 2020.
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