Results 71 to 80 of about 13,545 (201)

Magma Storage Below Sabancaya Volcano (Southern Peru) Imaged by Broadband Magnetotellurics

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 2, February 2026.
Abstract Sabancaya volcano is one of the most active volcanoes in the Central Andes. Its ongoing eruptive process is accompanied by large‐scale deformation, with activation of the Huambo‐Cabanaconde fault system, marked by intense seismicity over an area of about 50 × 30 km2 ${\mathrm{k}\mathrm{m}}^{2}$.
Jose‐Luis Torres   +11 more
wiley   +1 more source

The use of infrasound in volcano monitoring : contribution for future application in the Azores Islands [PDF]

open access: yes, 2019
Dissertação de Mestrado, Vulcanologia e Riscos Geológicos, 22 de fevereiro de 2019, Universidade dos Açores.Infrassons resultam de perturbações na pressão atmosférica associadas quer a fontes naturais quer antropogénicas.
Matos, Sandro Branquinho
core  

Origin of the Bulge Topography Within Caloris Basin, Mercury

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 2, February 2026.
Abstract Caloris basin on Mercury has a massive circular bulge topography imprinted with unique fault sets. A variety of deformational processes have been proposed to have influenced their formation, including both global contraction and basin evolution, as well as the deposition and weight of the volcanic infill.
G. Schmidt   +6 more
wiley   +1 more source

Tectonics and volcanisms of Mars [PDF]

open access: yes
Televised images of Mars transmitted from interplanetary stations are used to develop a theory of the structure and development of the planet. Crater chronology, the structure of planetary bodies in the Earth group, and a comparison of the Earth ...
Kats, Y. G.   +3 more
core   +1 more source

Formation Age of Ernutet Crater, Ceres, and Implications for Origin of the Organics

open access: yesThe Planetary Science Journal
Ceres is the largest body in the Main Asteroid Belt and has a unique composition characterized by products of aqueous alteration such as carbonates, ammoniated phyllosilicates, and organic materials in concentrated regions.
Michelle Kirchoff   +2 more
doaj   +1 more source

A Catalogue of Impact Craters and Surface Age Analysis in the Chang’e-6 Landing Area

open access: yesRemote Sensing
Chang’e-6 (CE-6) is the first sample-return mission from the lunar farside and will be launched in May of 2024. The landing area is in the south of the Apollo basin inside the South Pole Aitken basin.
Yexin Wang   +9 more
doaj   +1 more source

Relative chronology of Martian volcanoes [PDF]

open access: yes
Impact cratering is one of the major geological processes that has affected the Martian surface throughout the planet's history. The frequency of craters within particular size ranges provides information about the formation ages and obliterative ...
Barlow, N. G., Landheim, R.
core   +1 more source

Olivine on Vesta as exogenous contaminants brought by impacts: Constraints from modeling Vesta's collisional history and from impact simulations [PDF]

open access: yes, 2016
The survival of asteroid Vesta during the violent early history of the Solar System is a pivotal constraint on theories of planetary formation. Particularly important from this perspective is the amount of olivine excavated from the vestan mantle by ...
Consolmagno, G.   +4 more
core   +2 more sources

Mapping Vesta: First Results from Dawn’s Survey Orbit [PDF]

open access: yes, 2011
The geologic objectives of the Dawn Mission [1] are to derive Vesta’s shape, map the surface geology, understand the geological context and contribute to the determination of the asteroids’ origin and evolution.Geomorphology and distribution of ...
Ammannito, E.   +50 more
core  

Geological Evolution of Rima Bode on the Moon Revealed by Multi-Source Remote Sensing Data

open access: yesRemote Sensing
Rima Bode is located on the central nearside of the Moon, with its rich volcanic landforms, which is considered an ideal region for studying lunar geological evolution.
Wenqing Chang   +7 more
doaj   +1 more source

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