• About
  • Sections
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • ENGAGE
    • Editors’ Highlights
    • Editors’ Vox
    • Eos en Español
    • Eos 简体中文版
    • Print Archive
  • Blogs
    • Research & Developments
    • The Landslide Blog
  • Newsletter
  • Submit to Eos
  • AGU.org
  • Career Center
  • Join AGU
  • Give to AGU
  • About
  • Sections
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • ENGAGE
    • Editors’ Highlights
    • Editors’ Vox
    • Eos en Español
    • Eos 简体中文版
    • Print Archive
  • Blogs
    • Research & Developments
    • The Landslide Blog
  • Newsletter
  • Submit to Eos
Skip to content
  • AGU.org
  • Career Center
  • Join AGU
  • Give to AGU
Eos

Eos

Science News by AGU

Support Eos
Sign Up for Newsletter
  • About
  • Sections
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • ENGAGE
    • Editors’ Highlights
    • Editors’ Vox
    • Eos en Español
    • Eos 简体中文版
    • Print Archive
  • Blogs
    • Research & Developments
    • The Landslide Blog
  • Newsletter
  • Submit to Eos

Mars

Image of part of Mars showing the planet’s atmosphere on the horizon
Posted inResearch Spotlights

Capturing Heat-Driven Atmospheric Tides on Mars

Sarah Stanley, Science Writer by Sarah Stanley 13 October 202023 September 2022

Spacecraft observations and model simulations provide new insights into tidal patterns that transport momentum and energy into the planet’s upper atmosphere.

Photographs of two different locations on the surface of Mars showing a small impact crater (top) and a similarly sized hollow (bottom)
Posted inEditors' Highlights

Self-Repairing Blemishes on the Surface of Mars

by B. J. Thomson 18 August 20206 March 2023

A new study of small impact craters at Mars landing sites suggests that active processes degrade and infill depressions at similar rates in locations separated by thousands of kilometers.

An image depicting bright-toned sand ripples in Proctor Crater on Mars.
Posted inResearch Spotlights

Megaripple Migration Offers Insights into Martian Atmosphere

Rachel Fritts, Science Writer by Rachel Fritts 31 July 20208 March 2022

The movement of large sand ripples, documented for the first time, suggests Mars is windier than we thought.

Selfie taken by the Curiosity rover at the top of Vera Rubin ridge
Posted inEditors' Vox

Curiosity Solves the Mystery of Gale Crater’s Hematite Ridge

by A. Deanne Rogers, Mariek E. Schmidt and A. Fraeman 31 July 202024 April 2024

A new special issue of JGR: Planets details the water-rich history of a distinctive geomorphic feature on Mars dubbed Vera Rubin ridge, as investigated by the Curiosity rover.

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.

Posts pagination

Newer posts 1 … 10 11 12 13 14 … 23 Older posts
A view of a Washington, D.C., skyline from the Potomac River at night. The Lincoln Memorial (at left) and the Washington Monument (at right) are lit against a purple sky. Over the water of the Potomac appear the text “#AGU24 coverage from Eos.”

Features from AGU Publications

Research Spotlights

Early Apes Evolved in Tropical Forests Disturbed by Fires and Volcanoes

12 June 202511 June 2025
Editors' Highlights

Coverage Factors Affect Urban CO2 Monitoring from Space

12 June 202512 June 2025
Editors' Vox

Rising Concerns of Climate Extremes and Land Subsidence Impacts

9 June 20254 June 2025
Eos logo at left; AGU logo at right

About Eos
ENGAGE
Awards
Contact

Advertise
Submit
Career Center
Sitemap

© 2025 American Geophysical Union. All rights reserved Powered by Newspack