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Mars

Schematic of the mechanical design of the Heatflow and Physical Properties Package radiometer
Posted inEditors' Highlights

Insights from Calibration of the HP³ Radiometer on InSight

by Kristy Tiampo 27 July 202022 June 2022

A detailed analysis of Heatflow and Physical Properties Package Radiometer on the Mars InSight lander, including changing instrument sensitivity and calibration coefficients.

Map of the Gusev Crater region of Mars with craters detected by an algorithm shown in red
Posted inEditors' Highlights

Who Wants to Count All the Craters on Mars? Not Me!

by P. Fox 21 July 202028 January 2022

Humans found hundreds of thousands of craters on Mars greater than 1 kilometer in diameter, but now computers automate the process delivering crater counts as well as geologically meaningful ages.

Orbital view of Mars’s atmosphere and horizon
Posted inNews

A Month of Milestones for Mars Missions

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 14 July 20205 January 2023

Mars launch season has arrived, and it brings the first space exploration mission from the Arab world, China’s first Mars landing, and the first powered flight on another planet.

Scientists take spectrometric readings at a rock outcrop in Western Australia
Posted inFeatures

Mars 2020 Team Using Australian Rocks in Search for Life on Mars

by A. J. Brown, C. E. Viviano and T. A. Goudge 2 July 202022 September 2022

Scientists are investigating evidence of ancient terrestrial microbes preserved in Australia as well as mineral maps derived from Mars orbiter data to shed light on how to search for life on Mars.

A rock pile in the Atacama Desert, Chile, with one rock in focus and two people standing in the background
Posted inNews

Desert Microbes Mine for Water

Lesley Evans Ogden, Science Writer by Lesley Evans Ogden 29 June 20204 January 2023

Scientists studying a cyanobacterium isolated from rock samples in the Atacama Desert found out how the bacteria extract water to live. Their results may help identify likely sites for life on Mars.

Posted inEditors' Vox

Lifting the Veil on Martian Dust Storms

by Anni Määttänen and C. Newman 23 June 20202 February 2022

A special collection in JGR Planets presents insights from a long-awaited global dust storm on Mars in 2018 that was closely scrutinized by five orbiting and two landed spacecraft.

Artist’s depiction of the MAVEN spacecraft orbiting Mars
Posted inNews

A Longer-Lived Magnetic Field for Mars

Javier Barbuzano, Science Writer by Javier Barbuzano 1 June 202013 March 2023

New research indicates Mars’s dynamo may have been active for millions of years longer than previously thought.

Black-and-white image of the Martian landscape feature Medusae Fossae
Posted inNews

Scientists Float a New Theory on the Medusae Fossae Formation

Nola Taylor Redd, Science Writer by Nola Taylor Tillman 19 May 202025 August 2022

Pumice-like rafts of lightweight material could have carried volcanic debris across an ancient Martian ocean to build one of the most puzzling features on the Red Planet.

Satellite image of an icy ridge on Mars
Posted inNews

The Massive Ice Avalanches of Mars

Joshua Learn, Science Writer by Joshua Rapp Learn 27 April 20208 August 2022

Ice avalanches may have traveled at speeds of up to 80 meters per second.

Image of the Jezero delta on Mars
Posted inEditors' Highlights

How Fast Did an Ancient Martian Delta Form?

by F. Nimmo 23 April 202019 September 2023

Terrestrial meander migration rates are used to estimate a formation timescale of decades for Jezero delta on Mars.

Posts pagination

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Over a dark blue-green square appear the words Special Report: The State of the Science 1 Year On.

Features from AGU Publications

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Sea Turtles, Shrinking Beaches, and Rising Seas

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The Multi-Faceted Water Footprint of Data Centers

18 March 202618 March 2026
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How Frozen Ground Controls Water in a Warming World

17 March 202617 March 2026
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