• About
  • Special Reports
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • ENGAGE
    • Third Pod from the Sun
    • Eos en Español
    • Eos 简体中文版
    • Print Archive
  • Newsletter
  • Submit to Eos
  • AGU.org
  • AGU Publications
    • AGU Journals
    • Editors’ Highlights
    • Editors’ Vox
  • Career Center
  • AGU Blogs
  • Join AGU
  • Give to AGU
  • About
  • Special Reports
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • ENGAGE
    • Third Pod from the Sun
    • Eos en Español
    • Eos 简体中文版
    • Print Archive
  • Newsletter
  • Submit to Eos
Skip to content
  • AGU.org
  • AGU Publications
    • AGU Journals
    • Editors’ Highlights
    • Editors’ Vox
  • Career Center
  • AGU Blogs
  • Join AGU
  • Give to AGU
Eos

Eos

Science News by AGU

Sign Up for Newsletter
  • About
  • Special Reports
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • ENGAGE
    • Third Pod from the Sun
    • Eos en Español
    • Eos 简体中文版
    • Print Archive
  • Newsletter
  • Submit to Eos

Gale Crater

A panoramic view of rocky mounds on a rust-colored Martian landscape
Posted inNews

Does This Mineral Indicate Oxygen on Mars?

by Elise Cutts 30 January 202330 January 2023

Manganese oxides are thought to be a signature of atmospheric oxygen. But on the Red Planet, recent results suggest they might be more of a red herring.

A circular hole drilled into Gale Crater on Mars.
Posted inNews

Unraveling the Mystery of a Rare Mineral on Mars

by Clarissa Wright 7 September 20223 January 2023

The discovery of tridymite in Mars’s Gale Crater triggered debate about the rare mineral’s origins. A research team recently suggested a scenario with explosive implications.

Visualization of a methane plume in Mars’ atmosphere during the northern summer season as retrieved from NASA's Infrared Telescope Facility at Mauna Kea, Hawaii.
Posted inEditors' Vox

The Mystery of Methane on Mars Thickens

by Germán Martinez, Anni Määttänen and David Baratoux 15 February 20223 January 2023

Two recently published papers zoom in on the mystery source of methane in the Martian atmosphere.

A selfie of NASA’s Curiosity rover, in the northwestern part of Gale crater
Posted inResearch Spotlights

Scientists Turn Back Time to Track Methane Emissions on Mars

JoAnna Wendel, freelance science writer and illustrator by JoAnna Wendel 14 January 20223 January 2023

Period spikes of methane on Mars could originate inside Gale crater, where NASA’s Curiosity rover is currently exploring.s

An image of lake-floor sedimentary deposits from Mars’s Gale crater
Posted inResearch Spotlights

Machine Learning Algorithms Help Scientists Explore Mars

JoAnna Wendel, freelance science writer and illustrator by JoAnna Wendel 12 January 20223 January 2023

Researchers applied machine learning algorithms to several distinct chemical compositions of Mars and suggest that these algorithms could be a powerful tool to map the planet’s surface on a large scale.

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, M. Schmidt and A. Fraeman 31 July 20203 January 2023

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.

Photos of a sensor on board the Curiosity rover before and after a dust storm
Posted inEditors' Highlights

Curiosity Monitors Rare Global Dust Storm From Mars’s Surface

by Anni Määttänen 12 August 20193 January 2023

Since the 1970s, no surface platform had made meteorological measurements of a global dust storm on Mars, but last summer NASA’s Curiosity rover witnessed one of these rare events.

A view of Yellowknife Bay in Mars’s Gale crater
Posted inResearch Spotlights

Researchers Bring Early Martian Water Chemistry to Life

Sarah Stanley, Science Writer by Sarah Stanley 25 January 20193 January 2023

Lab experiments constrain conditions necessary for a key mineral to have formed in ancient lagoons and a crater lake.

Curiosity rover explores the Bagnold Dunes in Gale Crater, Mars
Posted inEditors' Vox

Seeing Mars in a Grain of Sand

by M. G. A. Lapotre 17 October 20183 January 2023

The second phase of Curiosity’s campaign at the Bagnold Dunes brought new observations of windblown sands during Mars’s windy season.

Researchers analyze rocks from Mars’s Gale crater to see whether the conditions under which they formed were really as Earthlike as previously believed.
Posted inResearch Spotlights

Is Mars Not So Earthlike After All?

by E. Underwood 16 July 20183 January 2023

Light-colored Gale crater rocks could have formed from intraplate volcanoes, not continental crust, new study finds.

Posts navigation

1 2 Older posts

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

Eos logo at left; AGU logo at right

About Eos
ENGAGE
Awards
Contact

Advertise
Submit
Career Center
Sitemap

© 2023 American Geophysical Union. All rights reserved. Proudly powered by Newspack by Automattic