• 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
Eos

Eos

Science News by AGU

Sign Up for Newsletter

Planetary interiors

Illustration of an impact on Pluto
Posted inNews

Ancient Impact’s Seismic Waves Reveal Pluto’s Ocean, Core

by JoAnna Wendel 6 April 202017 November 2021

By modeling the waves produced by a massive, ancient impact, scientists have begun to unlock the secrets of Pluto’s interior.

Figure showing whether assemblages containing quartz, talc, and carbonate can be produced from an oxidized hydrous rocky core under plausible conditions for Enceladus.
Posted inEditors' Highlights

The Freshest Mineral Water in the Solar System

by A. Dombard 24 March 202022 December 2021

The water-rich plumes erupting from Saturn’s moon Enceladus show the chemical signs of water-rock interactions deep within the moon, further implicating Enceladus as a potential habitat for life.

An artist’s illustration shows a planet crashing head on into Jupiter, with the young solar system swirling the background.
Posted inNews

Massive Collision Cracked Young Jupiter’s Core

by Mary Caperton Morton 13 September 20192 February 2022

The gas giant’s interior reveals evidence of an ancient impact.

Artist’s rendering of disintegrating planet Kepler-1520b.
Posted inNews

Webb Telescope May Detect Minerals from Shredded Worlds

by Kimberly M. S. Cartier 12 September 20189 November 2021

The upcoming James Webb Space Telescope should be able to measure the composition of vaporizing exoplanets, giving clues about the makeup of their cores, mantles, and crusts.

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

by Kate Wheeling 28 August 201828 July 2022

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

Posted inEditors' Highlights

How Did Venus Get its Youthful Surface?

by S. A. Hauck II 17 May 201816 November 2021

Catastrophic lithospheric recycling is unlikely to be the cause of Venus’s young surface from mantle convection models constrained by offset between the center of mass and center of shape of planet.

Researchers use models to examine the orientation of poles on Neptune’s moon Triton
Posted inResearch Spotlights

Time, Tides, and Wandering Poles

by A. Branscombe 5 July 201715 March 2022

Models of Neptune’s moon Triton reveal curious behavior in how tidal forces and mass anomalies cause the poles to reorient their location.

Posted inEditors' Vox

Close Encounter with Jupiter

by A. Yau, A. Dombard, W. K. Peterson and P. D. Williams 25 May 201715 March 2022

First results from the Juno mission shed new light on Jupiter’s atmosphere, gravity, magnetic field, aurora, history, and more.

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.

Mars with polar ice.
Posted inNews

Freezing Mars's Core—in the Lab

by Y. Saplakoglu 16 December 201615 March 2022

Mars's core, widely thought to be at least partially molten, may eventually solidify completely, and researchers have turned to lab experiments to find out how.

Posts navigation

Newer posts 1 2 3 4 Older posts

Features from AGU Journals

RESEARCH SPOTLIGHTS
JGR: Solid Earth
“New Tectonic Plate Model Could Improve Earthquake Risk Assessment”
By Morgan Rehnberg

EDITORS' HIGHLIGHTS
AGU Advances
“Eminently Complex – Climate Science and the 2021 Nobel Prize”
By Ana Barros

EDITORS' VOX
Perspectives of Earth and Space Scientists
“New Directions for Perspectives of Earth and Space Scientists”
By Michael Wysession


About Eos
Contact
Advertise

Submit
Career Center
Sitemap

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