Hidden craters reveal Earth may once have had a ring—like Saturn
The rings of Saturn are among the most famous and spectacular features in the solar system. Earth may once have had something similar.
Earth and Planetary Science Letters (EPSL) is a weekly, peer-reviewed, scientific journal published by Elsevier. It was first issued in January 1966 (volume 1). The listed editors are R.W. Carlson (Carnegie Institution), P. deMenocal (Columbia University), T.M. Harrison (UCLA), Y. Ricard (Université Claude Bernard), P. Shearer (UCSD), T. Spohn (German Aerospace Center), L. Stixrude (University College London). EPSL publishes original research articles cover the processes of Earth and planets generally described as physical, chemical and mechanical. The focus of further topical coverage includes geosciences such as tectonics, crust and mantle composition, and atmosphere studies of both Earth and other solar or extrasolar planets. EPSL is indexed in the following databases: The journal has a 2009 impact factor of 4.062, ranking third in the category "Geophysics & Geochemisry".
The rings of Saturn are among the most famous and spectacular features in the solar system. Earth may once have had something similar.
Planetary Sciences
Sep 18, 2024
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In a discovery that challenges our understanding of Earth's ancient history, researchers have found evidence suggesting that Earth may have had a ring system that formed around 466 million years ago, at the beginning of a ...
Planetary Sciences
Sep 16, 2024
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725
Our present-day moon has an interior structure containing a central metallic core, overlain by a mantle comprised of minerals such as olivine and pyroxene (e.g. Ol+Px mantle) underneath a shell of crust. Such a picture of ...
Planetary Sciences
Jul 4, 2024
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24
In the Earth's subduction zones, water is transported into the deep mantle by nominally anhydrous minerals (NAMs) and water-bearing minerals in oceanic plates that react with seawater. Therefore, determination of the stability ...
Earth Sciences
Jun 26, 2024
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For more than a decade, Western University planetary geologist Gordon "Oz" Osinski has led expeditions to Kamestastin Lake in Labrador. The environment is a perfect training ground because the properties and rock formations—created ...
Planetary Sciences
Jun 14, 2024
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235
Recent assessments suggest the ocean current known as Atlantic Meridional Overturning Circulation (AMOC) is slowing down, with collapse a real possibility this century.
Earth Sciences
Jun 11, 2024
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The far side of the moon is a mysterious place that is never visible from the Earth. The most remarkable feature of the moon is its asymmetry between the lunar near side and far side in composition, crust thickness, and mare ...
Planetary Sciences
May 7, 2024
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Just as water moves through a river, rivers themselves move across the landscape. They carve valleys and canyons, create floodplains and deltas, and transport sediment from the uplands to the ocean.
Earth Sciences
Apr 25, 2024
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53
The moon's steadfast illumination of our night sky has been a source of wonder and inspiration for millennia. Since the first satellite images of its surface were taken in the 1960s, our understanding of Earth's companion ...
Saturn's moon Mimas could have grown a huge underground ocean as its orbital eccentricity decreased to its present value and caused its icy shell to melt and thin.
Planetary Sciences
Apr 15, 2024
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90