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planetary surfaces

Image of part of the Cerberus Fossae fault, taken by the HiRISE instrument aboard the Mars Reconnaissance Orbiter.
Posted inResearch Spotlights

Searching for Signs of Marsquakes

by Kate Wheeling 28 August 201828 July 2022

Researchers use high-resolution images of Mars’s surface to look for signals of coseismic displacement.

New research suggests that the movement of Europa’s ice crusts could be a sign of life.
Posted inResearch Spotlights

How Jupiter’s Icy Moons Got Their Bands and Grooves

by E. Underwood 31 July 201823 January 2023

Europa’s churning ice crust could reveal signs of ocean life, new study suggests.

Researchers peer through Titan’s atmosphere to understand its surface geology
Posted inResearch Spotlights

Peering Through Titan’s Haze to Better Understand Its Surface

by Terri Cook 5 June 201825 August 2022

Variations in grain size and water ice content detected on Saturn’s largest moon offer evidence of geologically related units that resemble the mountain-to-desert transition on Earth.

Horizontal exposure of cyclic cross strata in the Navajo Sandstone
Posted inScience Updates

Planetary Dune Workshop Expands to Include Subaqueous Processes

by Timothy N. Titus, D. M. Rubin and G. Bryant 15 February 201828 July 2022

The Fifth International Planetary Dunes Workshop: From the Bottom of the Oceans to the Outer Limits of the Solar System; St. George, Utah, 16–19 May 2017

Posted inEditors' Vox

A Rover’s Eye View of Moving Martian Dunes

by A. Deanne Rogers and Bethany Ehlmann 21 November 20173 January 2023

A new special issue of JGR: Planets presents findings on sand motion, morphology, and mineralogy from the Curiosity rover’s traverse of the active Bagnold dune field in Gale crater.

Posted inEditors' Vox

Insights into the Habitability of Mars

by M. Rice 15 May 20173 January 2023

NASA’s Curiosity rover explored the Kimberley region of Mars to search for signs that the planet was once habitable.

Titan and Dione with Saturn.
Posted inNews

What to Expect from Cassini's Final Views of Titan

by JoAnna Wendel 20 April 201717 January 2023

Cassini will fly close to Saturn's largest moon one last time. Here's a look back at what the spacecraft has revealed and ahead to scientists' final close glimpses of the moon.

Artist’s conception of the instrument mast for NASA's Mars 2020 rover.
Posted inScience Updates

Seeking Signs of Life and More: NASA’s Mars 2020 Mission

by K. A. Farley and K. H. Williford 11 January 201725 August 2022

The next Mars rover will be able to land near rugged terrain, giving scientists access to diverse landscapes. It will also cache core samples, a first step in the quest to return samples to Earth.

Researchers think the depth of hollows on Mercury’s surface aren’t determined by the volatile-rich outer layer on the planet surface.
Posted inResearch Spotlights

Unprecedented Views of Mercury Constrain Hollow Formation

by Terri Cook 10 November 201625 August 2022

The consistently shallow depths of the depressions scattered across Mercury's surface suggest their morphology is not determined by the thickness of a volatile-rich outer layer.

Pluto-atmosphere-haze
Posted inNews

Pluto Observers Find Possible Clouds, Remarkably Bright Surface

by JoAnna Wendel 19 October 20166 January 2023

Smudges on images could be clouds that form at dawn and dusk, scientists report, and measurements of high reflectivity of Pluto’s “heart” add new evidence of a geologically young surface.

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Features from AGU Journals

RESEARCH SPOTLIGHTS
JGR: Solid Earth
“New Tectonic Plate Model Could Improve Earthquake Risk Assessment”
By Morgan Rehnberg

EDITORS' HIGHLIGHTS
AGU Advances
“Eminently Complex – Climate Science and the 2021 Nobel Prize”
By Ana Barros

EDITORS' VOX
Perspectives of Earth and Space Scientists
“New Directions for Perspectives of Earth and Space Scientists”
By Michael Wysession


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