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InSight

Image of a canyon in the Cerberus Fossae region on Mars. One side of the canyon is in shadow, whereas the other is brightly illuminated.
Posted inNews

Summer Could Be Earthquake Season on Mars

by Elise Cutts 1 November 202129 June 2022

InSight data hint that shifting carbon dioxide ice loads, illumination changes, or solar tides could drive an uptick in marsquakes during northern summer—a “marsquake season.”

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.

A crust fracture and craters on Mars
Posted inFeatures

A Modern Manual for Marsquake Monitoring

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 11 December 201922 June 2022

Thanks to some extraordinary engineering, the InSight mission has led the new field of Martian seismology to the development of a new planetary magnitude scale in less than a year.

InSight’s seismometer deployed on Mars
Posted inNews

First Possible Marsquake Detected

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 26 April 201922 June 2022

First earthquakes, then moonquakes, now marsquakes: a robotic lander comes through with the first detection of seismic activity on Mars.

Mars and WALL-E’s (MarCO-B) solar panel during flyby
Posted inNews

Hello, Goodbye: First Interplanetary CubeSats Zip Past Mars

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 4 December 201817 January 2023

The InSight lander safely arrived on Mars early last week. Two tiny spacecraft made up part of its communications array and transmitted landing data back to Earth.

Mars InSight sitting on the Martian surface with the inner solar system planets in the background
Posted inNews

New Lander en Route to Probe the Red Planet’s Interior

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 7 May 201822 June 2022

The Mars InSight mission aims to answer key planetary science questions about seismicity, meteorite impacts, and the formation of rocky planets.

Researchers simulate the heat that flows through Mar’s interior to aid a future lander.
Posted inResearch Spotlights

Martian Mantle Models Pave the Way for NASA's InSight Lander

by Mark Zastrow 23 January 201722 June 2022

The most detailed simulations to date of how heat flows through Mars's interior are good news for the upcoming lander and will help scientists interpret its data.

NASA’s next Mars lander, InSight.
Posted inNews

Delayed Launch Approved for Next Mars Mission

JoAnna Wendel, freelance science writer and illustrator by JoAnna Wendel 2 September 201622 June 2022

NASA has set a new 2018 launch date for a spacecraft to probe the Red Planet's interior, after instrument failure hobbled preparations for the mission.

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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

How Greenland’s Glacial Troughs Influence Ocean Circulation

29 May 202529 May 2025
Editors' Highlights

Seasonal Iron Cycle and Production in the Subantarctic Southern Ocean

29 May 202529 May 2025
Editors' Vox

Keeping Soil Healthy: Why It Matters and How Science Can Help

29 May 202529 May 2025
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