Results 181 to 190 of about 15,885 (287)

Cryptic Paleomagnetic Complexity in the Ediacaran Egersund Dikes

open access: yesGeochemistry, Geophysics, Geosystems, Volume 27, Issue 5, May 2026.
Abstract The Ediacaran Period (∼635–539 Ma) represents a critical interval in Earth's evolution, yet its paleomagnetic record remains complex and contentious. One of the few Ediacaran paleomagnetic results from Baltica considered robust is a pole from the ca.
Yi Xue   +5 more
wiley   +1 more source

The WheelCams on the IDEFIX rover. [PDF]

open access: yesProg Earth Planet Sci
Murdoch N   +27 more
europepmc   +1 more source

Ediacara Obscura: Unveiling Hidden Magnetisations in the Fen Complex, Southern Norway

open access: yesGeochemistry, Geophysics, Geosystems, Volume 27, Issue 5, May 2026.
Abstract Paleomagnetic directions found in Ediacaran (635–539 Ma) rocks are widely dispersed, which has led to conflicting hypotheses about tectonic regimes and geomagnetic field behavior during this period, and raised doubts about the fidelity of the paleomagnetic record.
Justin A. D. Tonti‐Filippini   +8 more
wiley   +1 more source

Odometry for a Planetary Exploration Rover

open access: yes, 2007
IARES is a highly flexible planetary exploration demonstration rover developed by CNES (the French National Center for Space Studies) mainly for autonomous navigation and locomotion studies. It has 19 degrees of freedom, including six active, steerable wheels. The rover uses a software for autonomous navigation, including stereo camera perception, path
openaire   +1 more source

In Situ Detection of Opal‐A in Jezero Crater, Mars

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 5, May 2026.
Abstract We report the in situ detection of amorphous hydrated silica in the Bills Bay abrasion patch, located in the eastern portion of the Margin Unit between the rim of Jezero crater and the western delta. Here, hydrated silica co‐occurs with olivine, Fe‐Mg carbonates, secondary Fe‐Mg silicates, and hydrated Mg‐sulfate as determined by UV Raman ...
Sergei V. Bykov   +26 more
wiley   +1 more source

Characterization of Mass Wasting Events on Lunar Maria Using Mini‐RF Radar Observations

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 5, May 2026.
Abstract Evidence of mass wasting has been observed on the Moon since at least the Apollo era. Surface features indicative of mass wasting processes are traditionally characterized geomorphologically using visible images. In this study, we aim to better understand mass wasting features via their radar properties, which can provide insights into the ...
S. L. Pérez‐Cortés   +7 more
wiley   +1 more source

Alteration history of aluminum-rich rocks at Jezero crater, Mars. [PDF]

open access: yesCommun Earth Environ
Broz AP   +25 more
europepmc   +1 more source

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