Results 161 to 170 of about 41,407 (283)

A Specification Model of Saturn's Plasma Environment

open access: yesJournal of Geophysical Research: Space Physics, Volume 130, Issue 10, October 2025.
Abstract We present the first empirical‐based specification model of Saturn's plasma environment based on the analysis of all publicly available plasma moment data sets derived using multiple techniques from Cassini observations made by the Cassini Plasma Spectrometer and the Radio and Plasma Wave Science instrument.
A. Kamran   +8 more
wiley   +1 more source

A Reappraisal of The Habitability of Planets around M Dwarf Stars [PDF]

open access: green, 2007
Jill Tarter   +31 more
openalex   +1 more source

Laboratory Investigations of Flow Dynamics and Volume Growth During Erosion of Different Substrates by CO2 ${\text{CO}}_{2}$‐Driven Granular Flows in Martian Gullies

open access: yesJournal of Geophysical Research: Planets, Volume 130, Issue 10, October 2025.
Abstract Gullies are actively changing landforms on planet Mars. The prevailing hypothesis, supported by a suite of different studies, states that present‐day activity in these gullies is caused by fluidized granular flows driven by the sublimation of seasonal CO2 ${\text{CO}}_{2}$ ice.
Lonneke Roelofs   +8 more
wiley   +1 more source

Creating Habitable Zones, at all Scales, from Planets to Mud Micro-Habitats, on Earth and on Mars [PDF]

open access: green, 2007
Euan Nisbet   +7 more
openalex   +1 more source

The Boulder‐Rich Blocky Unit of the Western Jezero Upper Fan: Discriminating Olivine and Pyroxene Compositions and Constraining Provenance

open access: yesJournal of Geophysical Research: Planets, Volume 130, Issue 10, October 2025.
Abstract The boulder‐rich unit of the Upper Western Fan in Jezero crater, Mars is the youngest preserved unit of the fan stratigraphy. Understanding boulder compositions, distribution, and textures is critical for constraining their emplacement, provenance, and the depositional history of the Western fan.
Alicia F. Vaughan   +9 more
wiley   +1 more source

Geology, Life and Habitability [PDF]

open access: green, 2007
G SOUTHAM, Francès Westall
openalex   +1 more source

Ultraviolet Photooxidation of Carbonate‐Bearing Aqueous Ferrous Iron Within Open and Closed Experimental Systems—Implications for Sunlit Surface Water Bodies on Early Mars

open access: yesJournal of Geophysical Research: Planets, Volume 130, Issue 10, October 2025.
Abstract Ultraviolet (UV) photooxidation has been considered a viable pathway to oxidize aqueous ferrous iron expected to have been present in early Martian surface waters. This reaction has been proposed to have created iron mineral deposits in Meridiani Planum as well as Gale Crater and would have affected chemical conditions such as pH and dissolved
V. B. Rivera Banuchi, J. A. Hurowitz
wiley   +1 more source

Antum Crater: A Window Into Ganymede's Icy Evolution

open access: yesJournal of Geophysical Research: Planets, Volume 130, Issue 10, October 2025.
Abstract Located within the extensive dark terrain of Marius Regio, in the anti‐Jovian trailing quadrant of Ganymede, Antum crater is marked by dark‐rayed ejecta that obscure older features and reshape the surrounding landscape. This study investigates Antum and its geological context using optical and infrared data from the Voyager and Galileo ...
Federico Tosi   +9 more
wiley   +1 more source

Habitable planets around the star Gliese 581? [PDF]

open access: bronze, 2007
Franck Selsis   +5 more
openalex   +1 more source

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