News tagged with meteorite
Related topics: earth , asteroid , solar system , nasa , mars
Researchers recalculate age of Solar System
(PhysOrg.com) -- Lead-lead (Pb-Pb) dating is among the most widely used radiometric dating techniques to determine the age of really old things, such as the age of the Earth or the Solar System. However, recent ...
Space & Earth / Space Exploration
Jan 04, 2010 |
4.6 / 5 (13) |
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Spectacular Mars images reveal evidence of ancient lakes (w/ Video)
Spectacular satellite images suggest that Mars was warm enough to sustain lakes three billion years ago, a period that was previously thought to be too cold and arid to sustain water on the surface, according ...
Space & Earth / Space Exploration
Jan 04, 2010 |
5 / 5 (18) |
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New Study of Meteorite Provides More Evidence for Ancient Life on Mars
(PhysOrg.com) -- In 1996, when scientists examined a meteorite from Mars previously uncovered in Antarctica, they were intrigued by what looked like microscopic fossils of ancient Martian life forms. Now, ...
Space & Earth / Space Exploration
Dec 17, 2009 |
4.8 / 5 (47) |
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Earth's atmosphere came from outer space, find scientists
(PhysOrg.com) -- The gases which formed the Earth's atmosphere - and probably its oceans - did not come from inside the Earth but from outer space, according to a study by University of Manchester and University ...
Space & Earth / Earth Sciences
Dec 10, 2009 |
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Absence of evidence for a meteorite impact event 13,000 years ago
An international team of scientists led by researchers at the University of Hawaii at Manoa have found no evidence supporting an extraterrestrial impact event at the onset of the Younger Dryas ~13000 years ...
Space & Earth / Earth Sciences
Dec 08, 2009 |
4.1 / 5 (17) |
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Research gives new insights into 4 billion year-old meteorites
(PhysOrg.com) -- Scientists have gained new insight into the makeup of ancient meteorites called Carbonaceous Chondrites, in research published in the October edition of the journal Earth Science and Planetary Le ...
Nov 12, 2009 |
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Atomic Particles Help Solve Planetary Puzzle
(PhysOrg.com) -- A University of Arkansas professor and his colleagues have shown that the Earth's mantle contains the same isotopic signatures from magnesium as meteorites do, suggesting that the planet formed ...
Space & Earth / Earth Sciences
Nov 10, 2009 |
4.5 / 5 (12) |
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Unusual meteorite found by time-lapse camera observatory
(PhysOrg.com) -- An unusual meteorite with an interesting orbit has been tracked to the ground using a photographic observatory that records time-lapse images of fireballs traveling across the sky.
Space & Earth / Space Exploration
Nov 05, 2009 |
4.3 / 5 (15) |
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Latvian experts say meteorite crater was hoax (Update)
(AP) -- Scientists investigating a large crater initially believed to have been caused by a meteorite said a closer analysis Monday revealed it was a hoax.
Space & Earth / Space Exploration
Oct 26, 2009 |
4 / 5 (4) |
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Building Planet Earth
A new study shows how rocky planets are formed from the manic swirl of gas and dust that surround a young star, and determines what chemical building blocks are used to construct the planets. Understanding ...
Oct 22, 2009 |
4.4 / 5 (9) |
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Geologists point to outer space as source of the Earth's mineral riches
According to a new study by geologists at the University of Toronto and the University of Maryland, the wealth of some minerals that lie in the rock beneath the Earth's surface may be extraterrestrial in origin.
Space & Earth / Earth Sciences
Oct 18, 2009 |
4.1 / 5 (11) |
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Meteorite from Sept. 25 fireball event recovered and presented
When Tony Garchinski heard a loud crash just after 9 p.m. on Friday, September 25 he didn't think much of it. That is, until he awoke the next morning to find the windshield of his mom's Nissan Pathfinder ...
Space & Earth / Space Exploration
Oct 16, 2009 |
4.7 / 5 (10) |
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Water Bears to Travel to Martian Moon, Test Theory of Transpermia
(PhysOrg.com) -- Tiny microscopic creatures commonly known as water bears (also called Tardigrades), along with a few other life forms, will be sent to the Martian moon Phobos to test whether organisms can ...
Space & Earth / Space Exploration
Oct 13, 2009 |
3.9 / 5 (14) |
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Astronomers capture spectacular meteor footage and images (w/ Video)
(PhysOrg.com) -- Astronomers from The University of Western Ontario in London, Canada have released footage of a meteor that was approximately 100 times brighter than a full moon. The meteor lit up the skies ...
Space & Earth / Space Exploration
Oct 07, 2009 |
4.3 / 5 (12) |
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Scientists see water ice in fresh meteorite craters on Mars
(PhysOrg.com) -- Scientists are seeing sub-surface water ice that may be 99 percent pure halfway between the north pole and the equator on Mars, thanks to quick-turnaround observations from orbit of fresh ...
Space & Earth / Space Exploration
Sep 24, 2009 |
4.8 / 5 (16) |
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