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planetary surfaces

Illustration of an erupting volcano on Venus
Posted inFeatures

Resurrecting Interest in a “Dead” Planet

Damond Benningfield, Science Writer by Damond Benningfield 11 July 201917 January 2023

New research suggests that the surface of Venus is busy, but it may take new missions to our “sibling” planet to confirm this.

Satellite image of the surface of Mars, with a 5-kilometer scale
Posted inResearch Spotlights

Detecting Carbonates on the Surface of Mars

by E. Underwood 16 May 201928 July 2022

A new study shows how a warm, wet climate weathered rocks on early Mars.

Radar map of Titan’s lake distric
Posted inNews

Titan’s Northern Lake District Has Hidden Depths

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 24 April 201910 March 2023

Radar and infrared data from flybys reveal new details about Titan’s northern lakes.

An artist’s rendering of what Mars may have looked like 4 billion years ago with an ocean covering about half of its surface
Posted inResearch Spotlights

A New Way to Analyze Evidence of Martian Oceans

Elizabeth Thompson by Elizabeth Thompson 9 April 201928 July 2022

Mars’s aqueous past holds the answers to many questions about the Red Planet. A new study provides a tool for scouring planetary surfaces for ancient shorelines.

Jezero Crater River Delta on Mars
Posted inNews

What Ancient Rivers on Mars Reveal About Its “Great Drying”

Jenessa Duncombe, Staff Writer by Jenessa Duncombe 27 March 201923 February 2023

Dried-up rivers on Mars suggest that the planet was wet in the not-too-distant past.

Perspective view of Mars’s south polar ice cap
Posted inResearch Spotlights

Local Heat Source Needed to Form Liquid Water Lake on Mars

by Terri Cook 12 March 201910 March 2022

Thermal modeling suggests that active magmatism in the past few hundred thousand years could account for the presence of a large lake previously hypothesized beneath the Red Planet’s southern ice cap.

A picture of Phobos, the larger of Mars’s two moons
Posted inResearch Spotlights

New Hints About How Martian Moons Formed

by E. Underwood 11 February 201928 July 2022

A new study finds that Phobos includes chunks of Martian crust.

Slope streaks on Mars
Posted inEditors' Vox

Revisiting Enigmatic Martian Slope Streaks

by A. Bhardwaj, L. Sam, F. J. Martín‐Torres and M-P. Zorzano 15 January 201928 July 2022

Slope streaks of different sizes and shapes are a common feature on the surface of Mars, but scientists disagree about the mechanisms for their formation and development.

Jezero crater delta and its minerology
Posted inNews

Martian Crater Will Be the Landing Site for a Future Rover

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 30 November 201817 January 2023

The impact crater is a dry lake bed that contains evidence of ancient water flows and perhaps signs of ancient microbial life.

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

Kate Wheeling, freelance science writer by Kate Wheeling 28 August 201828 July 2022

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

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Features from AGU Journals

RESEARCH SPOTLIGHTS
Geophysical Research Letters
“Neural Networks Map the Ebb and Flow of Tiny Ponds”
By Sarah Derouin

EDITORS' HIGHLIGHTS
Community Science
“Collaboration Helps Overcome Challenges in Air Quality Monitoring”
By Muki Haklay

EDITORS' VOX
Reviews of Geophysics
“What We Know and Don’t Know About Climate Tipping Elements”
By Seaver Wang

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