Results 51 to 60 of about 911 (170)

Lunar Trailblazer Spacecraft Tracking and Mission Recovery Attempt: Characterization of Status and Behavior of a Non‐Cooperative Object in Cis‐Lunar Space

open access: yesEarth and Space Science, Volume 13, Issue 8, August 2026.
Abstract Unexpectedly following launch, the Lunar Trailblazer mission experienced software anomalies that led it to orient solar panels away from the sun and lose communication with Earth. This paper describes efforts to determine the spacecraft state and attempt recovery of the mission's science at the Moon.
B. L. Ehlmann   +28 more
wiley   +1 more source

Permian fusulinids from Cobachi, central Sonora, Mexico

open access: yesRevista Mexicana de Ciencias Geológicas, 2018
Upper Paleozoic rocks in the Cobachi area of central Sonora, Mexico, include the Picacho Colorado and La Vuelta Colorada formation of Carboniferous?-Permian age. A 155 m carbonate succession of the Picacho Colorado Formation, exposed on the east side of
Olivia Pérez-Ramos, Merlynd Nestell
doaj  

Petrochemical characteristics of late Paleozoic magmatic rocks of the Mandakh area, southeast Mongolia

open access: yesMongolian Geoscientist, 2018
The late Paleozoic magmatic rocks are widely distributed in the Mandakh area which is located in the Gurvansaikhan and Manlai terrains, where porphyry Cu deposits occur.
Undarmaa Batsaikhan   +3 more
doaj   +1 more source

EL HALLAZGO DE UN QUIPUCAMAYOC EN CERRO COLORADO, HUACHO

open access: yesArqueología y Sociedad, 2017
Se presentan los resultados de los análisis de un quipu recuperado del interior del fardo funerario de un infante. Este personaje habría sido un quipucamayoc, quien en su crecimiento aprendería el oficio de administrador contable en este quipu, que no presenta nudo alguno.
openaire   +3 more sources

Lithospheric Rheology in Southern California Derived From Novel Observations of Lake Unloading

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 8, August 2026.
Abstract Recent Lake Cahuilla has undergone repeated filling and drying cycles over the past millennium, resulting in lithospheric and mantle loading responses. Two critical but less well‐constrained factors influencing these responses are the elastic plate thickness and mantle relaxation time.
R. Thicklin   +4 more
wiley   +1 more source

New species of Scolytodes (Coleoptera: Scolytidae) from Costa Rica and Panamá

open access: yesRevista de Biología Tropical, 1998
Seven species of Scolytodes (tribe Ctenophorini) are described as new to science: S. concavus and S. circumsetosus (from Ficus branches, La Selva), S. montanus (Monteverde), S. nudifrons (Las Cruces near San Vito), and S.
Bjarte H. Jordal
doaj  

The UK Met Office’s Coronal Mass Ejection (CME) Ensemble Prediction System

open access: yesSpace Weather, Volume 24, Issue 7, July 2026.
Abstract We describe the 24‐member Coronal Mass Ejection (CME) ensemble prediction system that is used operationally at the UK's Met Office Space Weather Operations Center (MOSWOC) to forecast the arrival time of CMEs at Earth. The ensemble system was built on ad‐hoc assumptions and there is the need to investigate whether the technique can be improved
Siegfried Gonzi   +8 more
wiley   +1 more source

The absolute chronology of the funeral bags of the Chancay culture of the Cerro Colorado cemetery, Huacho

open access: yesArqueología y Sociedad, 2021
This study presents the report of the chemical and archeometric investigations carried out in a set of samples recovered from the mummies of Cerro Colorado, a funerary area located at the southern end of the Huaura valley. North-central coast of Peru.
Dalen Luna, Pieter van   +2 more
openaire   +1 more source

2025 U.S. Geological Survey National Seismic Hazard Model for Puerto Rico and the U.S. Virgin Islands: Overview of Model and Hazard Results

open access: yesEarthquake Spectra, Volume 42, Issue 2, May 2026.
The U.S. Geological Survey recently updated the National Seismic Hazard Model (NSHM) for Puerto Rico and the U.S. Virgin Islands (PRVI). The first version of the PRVI NSHM was released in 2003, and therefore this 2025 update includes over 20 years of new geologic, geophysical, and engineering data, methods, and models.
Allison M. Shumway   +21 more
wiley   +1 more source

Multi‐Proxy Thermal History of Basin Heating During Cordilleran Orogenesis in the Magallanes‐Austral Retroarc Foreland Basin, Patagonian Andes

open access: yesBasin Research, Volume 38, Issue 3, May–June 2026.
Paleogene unconformity development from ~64 to 22 Ma for the Magallanes‐Austral retroarc foreland basin (MAB). Schematic shows (A) MAB foreland subsidence and basin infilling, (B) onset of cooling and basin inversion as subducting plate shallows, (C) continued foreland uplift, erosion and cooling as the oblique Farallon‐Phoenix ridge subducts beneath ...
Rebecca A. VanderLeest   +4 more
wiley   +1 more source

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