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相关论文: Tectonics of Cerberus Fossae unveiled by marsquake…

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NASA's InSight mission on Mars continues to record seismic data over 3 years after landing, and to date, over a thousand marsquakes have been identified. With only a single seismic station, the determination of the epicentral location is…

Volcanic activity on Mars peaked during the Noachian and Hesperian periods but has continued since then in isolated locales. Elysium Planitia hosts numerous young, fissure-fed flood lavas with ages ranging from approximately 500 to 2.5…

地球与行星天体物理 · 物理学 2021-05-12 David G. Horvath , Pranabendu Moitra , Christopher W. Hamilton , Robert A. Craddock , Jeffrey C. Andrews-Hanna

Seismology is the main tool for inferring the deep interior structures of Earth and potentially also of other planetary bodies in the solar system. Terrestrial seismology is influenced by the presence of the ocean-generated microseismic…

地球与行星天体物理 · 物理学 2020-03-20 Simon C. Stähler , Mark P. Panning , Céline Hadziioannou , Ralph Lorenz , Steve Vance , Knut Klingbeil , Sharon Kedar

The InSight mission, featuring continuous high-frequency high-sensitivity pressure measurements, is in ideal position to study the active atmospheric turbulence of Mars. Data acquired during 1.25 Martian year allows us to study the seasonal…

地球与行星天体物理 · 物理学 2021-11-02 Audrey Chatain , Aymeric Spiga , Don Banfield , Francois Forget , Naomi Murdoch

Ancient hydrology is recorded by sedimentary rocks on Mars. The most voluminous sedimentary rocks that formed during Mars' Hesperian period are sulfate-rich rocks, explored by the $Opportunity$ rover from 2004-2012 and soon to be…

地球与行星天体物理 · 物理学 2019-08-14 Edwin S. Kite , Mohit Melwani Daswani

Small convective vortices occur ubiquitously on Mars, frequently as dust devils, and they produce detectable signals in meteorological data -- in pressure, temperature, and wind speed and direction. In addition to being important…

地球与行星天体物理 · 物理学 2022-08-18 Brian Jackson

The Medusae Fossae Formation (MFF) is an enigmatic sedimentary unit near the equator of Mars, with an uncertain formation process and absolute age. Due to the heavily wind-eroded surface, it is difficult to determine the absolute model age…

地球与行星天体物理 · 物理学 2022-11-02 An Y. Li , Edwin S. Kite , Katarina Keating

Computing the tidal deformations of Mars, we explored various Mars internal structures by examining profiles that include or exclude a basal molten layer within the mantle and a solid inner core. By assessing their compatibility with a…

地球与行星天体物理 · 物理学 2024-03-12 Alex Guinard , Agnes Fienga , Anthony Memin , Clement Ganino

Lucus Planum, extending for a radius of approximately 500 km around 181{\deg} E, 5{\deg} S, is part of the Medusae Fossae Formation (MFF), a set of several discontinuous deposits of fine-grained, friable material straddling across the…

Ice-covered ocean worlds possess diverse energy sources and associated mechanisms that are capable of driving significant seismic activity, but to date no measurements of their seismic activity have been obtained. Such investigations could…

Studying the atmospheric Planetary Boundary Layer (PBL) is crucial to understand the climate of a planet. The meteorological measurements by the instruments onboard InSight at a latitude of 4.5$^{\circ}$N make a uniquely rich dataset to…

A major part of the seismicity striking the Mediterranean area and other regions worldwide is hosted in carbonate rocks. Recent examples are the destructive earthquakes of L'Aquila Mw 6.1 2009 and Norcia Mw 6.5 2016 in Central Italy.…

Tectonic tremor has been explained as a swarm of low-frequency earthquakes, which are located on a narrow fault at the plate boundary. However, due to the lack of clear impulsive phases in the tremor signal, it is difficult to determine the…

地球物理 · 物理学 2023-01-02 Ariane Ducellier , Kenneth C. Creager

Solar wind turbulence is a dynamical phenomenon that evolves with heliocentric distance. Orbiting Mars since September 2014, Mars Atmosphere and Volatile EvolutioN (MAVEN) offers a unique opportunity to explore some of its main properties…

太阳与恒星天体物理 · 物理学 2024-06-27 Norberto Romanelli , Nahuel Andres , Gina DiBraccio , Jaye Verniero , Jacob Gruesbeck , Adam Szabo , Jared Espley , Jasper Halekas

Ultrafast Kelvin Waves (UFKWs) have been recently discovered at Mars using measurements by the Mars Atmosphere and Evolution (MAVEN) Accelerometer (ACC) instrument and the Mars Reconnaissance Orbiter (MRO) Mars Climate Sound (MCS)…

地球与行星天体物理 · 物理学 2019-05-17 Edward M. B. Thiemann , Nicholas D. Entin , Stephen Bougher , Erdal Yigit , David Pawlowski , Francis Eparvier

Seismic anisotropy, arising from the crystallographic or lattice-preferred orientation of anisotropic minerals or the shape-preferred orientation of melts or cracks, can establish a critical link between Mars's past evolution and its…

地球物理 · 物理学 2024-10-03 Jing Shi , Cunrui Han , Tao Wang , Chao Qi , Han Chen , Zhihan Yu , Jiaqi Geng , Minghan Yang , Xu Wang , Ling Chen , Hejiu Hui

Forbush decreases (FDs), which are short-term drops in the flux of galactic cosmic rays, are caused by the shielding from strong and/or turbulent magnetic structures in the solar wind, especially interplanetary coronal mass ejections…

Small-scale waves were observed along the boundary between Jupiter's North Equatorial Belt and North Tropical Zone, ~16.5{\deg} N planetographic latitude in Hubble Space Telescope data in 2012 and throughout 2015 to 2018, observable at all…

The atmospheric pressure fluctuations on Mars induce an elastic response in the ground that creates a ground tilt, detectable as a seismic signal on the InSight seismometer SEIS. The seismic pressure noise is modeled using Large Eddy…

On July 25 2017 a multi-step Forbush decrease (FD) with the remarkable total amplitude of more than 15\% was observed by MSL/RAD at Mars. We find that these particle signatures are related to very pronounced plasma and magnetic field…

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