Minerals found in craters on the Moon may be remnants of asteroids that slammed into it and not, as long believed, the satellite's innards exposed by such impacts, a study said Sunday.
May 26, 2013
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(Phys.org) —Andrei Zlobin of the Russian Academy of Sciences' Vernadsky State Geological Museum, claims in a paper he's uploaded to the preprint server arXiv, that he's found rocks he believe to be fro ...
May 03, 2013
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When you look at the night sky, you see stars, a few planets, and perhaps even the Milky Way's spangled belt stretched across the middle.
Apr 16, 2013
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(Phys.org) —Dramatic underground explosions, perhaps involving ice, are responsible for the pits inside these two large martian impact craters, imaged by ESA's Mars Express on 4 January.
Apr 12, 2013
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What are the types of things that happen on Mars when we're not looking? Some things we'll never know, but scientists with the HiRISE camera on the Mars Reconnaissance Orbiter have seen evidence of bouncing ...
Apr 11, 2013
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Large impacts on the Moon can form wide craters and turn surface rock liquid. Geophysicists once assumed that liquid rock would be homogenous when it cooled. Now researchers have found evidence that pre-existing ...
Apr 02, 2013
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The recent meteor explosion over Chelyabinsk brought to the forefront a topic that has worried astronomers for years, namely that an impactor from space could cause widespread human fatalities. Indeed, the ...
Mar 08, 2013
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(Phys.org) —Recent airborne geophysical surveys near Decorah, Iowa are providing an unprecedented look at a 470- million-year-old meteorite crater concealed beneath bedrock and sediments.
Mar 05, 2013
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(Phys.org)—Even comparatively small meteorite impact craters may have played a key role in the origin and evolution of early life on Earth, according to a researcher at The University of Western Australia.
Feb 26, 2013
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An asteroid measuring up to 20km across hit South Australia up to 360 million years ago and left behind the one of the largest asteroid impact zones on Earth, according to new research published today.
Feb 15, 2013
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(Phys.org)—The asteroid Vesta, which exists between Mars and Jupiter, is one of the largest in the solar system—it is also considered to be a protoplanet because it has a core, mantel and crust. Now, ...
Feb 14, 2013
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(Phys.org)—Comet explosions did not end the prehistoric human culture, known as Clovis, in North America 13,000 years ago, according to research published in the journal Geophysical Monograph Series.
Jan 30, 2013
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(Phys.org)—Rebutting a speculative hypothesis that comet explosions changed Earth's climate sufficiently to end the Clovis culture in North America about 13,000 years ago, Sandia lead author Mark Boslough ...
Jan 30, 2013
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(Phys.org)—Networks of narrow ridges found in impact craters on Mars appear to be the fossilized remnants of underground cracks through which water once flowed, according to a new analysis by researchers ...
Jan 29, 2013
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(Phys.org)—ESA's Mars Express imaged the striking upper part of the Reull Vallis region of Mars with its high-resolution stereo camera last year.
Jan 17, 2013
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