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Scientific Discipline Planetary Sciences: Comets and Small Bodies

Planetary Sciences
Illustration of a huge planetoid impacting Earth

News 9 March 2020

Earth Rocks and Moon Rocks Are More Different Than We Thought

New analyses of oxygen isotopes reveal terrestrial and lunar rocks aren’t as similar as previously thought, potentially changing the way we think the Moon formed.
Read More »

4 Comments

Planetary Sciences
The track of a boulder that tumbled into one of the Moon’s permanently shadowed regions

News 21 February 2020

Shedding Light on the Darkest Regions of the Moon

An international team of researchers is analyzing boulder tracks to learn more about some of the most elusive regions on the Moon.
Read More »
Planetary Sciences
Ligeia Mare

News 31 January 2020

Scientists Search for Deltas on Saturn’s Largest Moon

Saturn’s moon Titan has rivers that empty into seas...but where are the deltas?
Read More »
Planetary Sciences
A pink and green nebula with bright blue stars

News 30 January 2020

Five Spitzer Discoveries About Solar Systems Near and Far

The powerful infrared space telescope is powering down after 16 years. It has revolutionized our understanding of solar systems, including hidden surprises in our own.
Read More »
Planetary Sciences
An artist’s illustration shows a planet crashing head on into Jupiter, with the young solar system swirling the background.

News 13 September 2019

Massive Collision Cracked Young Jupiter’s Core

The gas giant’s interior reveals evidence of an ancient impact.
Read More »
Planetary Sciences
Blue planet orbits a red star

News 11 September 2019

Water Found in Small, Habitable Zone Planet’s Atmosphere

K2-18b is warm, has an atmosphere, and has water vapor. But it’s no Earth 2.0.
Read More »
Space Science & Space Physics

Editors' Highlights 9 July 2019

Solar Properties Rival for Control of Mars’s Bow Shock

While most planetary bow shocks are controlled by the solar wind, at Mars the solar EUV flux is equally important.
Read More »
Planetary Sciences
Artist’s conception of the asteroid Psyche

Editors' Highlights 24 May 2019

On the Prospect of Ancient Metallic Volcanism on Asteroids

There is a possibility of ancient volcanism on metallic asteroids, a new type of volcanism that is not yet observed, though the Psyche mission to the asteroid Psyche may change that soon.
Read More »
Planetary Sciences

Editors' Vox 16 May 2019

Introducing the New Editor-in-Chief of JGR: Planets

Find out about the person taking the helm of JGR: Planets and his plans for taking the journal forward in the coming years.
Read More »
Planetary Sciences

Editors' Vox 16 May 2019

JGR: Planets and a Community of Planetary Science

The outgoing Editor-in-Chief of JGR: Planets reflects on the journal’s role serving the planetary science community and expresses appreciation for all those who contribute to its success.
Read More »
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Most Popular

Feature 21 December 2020

The Herky-Jerky Weirdness of Earth’s Magnetic Field

1 Comment

Geology & Geophysics

AGU News 21 December 2020

The Wobbly Anomaly and Other Magnetic Weirdness

Atmospheric Sciences

Research Spotlight 12 January 2021

Newly Identified Instabilities Enhance Atmospheric Turbulence

From AGU Journals

Most Shared

JGR Biogeosciences

Spatial and temporal patterns of global burned area in response to anthropogenic and environmental factors: Reconstructing global fire history for the 20th and early 21st centuries

Jia Yang et al.

Highly Cited

JGR Biogeosciences

Global patterns of land‐atmosphere fluxes of carbon dioxide, latent heat, and sensible heat derived from eddy covariance, satellite, and meteorological observations

Martin Jung et al.

Hot Article

JGR Atmospheres

Kelvin‐Helmholtz Billow Interactions and Instabilities in the Mesosphere Over the Andes Lidar Observatory: 1. Observations

J. H. Hecht et al.

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January 2021

Volume 102 Issue 1

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Most Popular

Feature 21 December 2020

The Herky-Jerky Weirdness of Earth’s Magnetic Field

1 Comment

Geology & Geophysics

AGU News 21 December 2020

The Wobbly Anomaly and Other Magnetic Weirdness

Atmospheric Sciences

Research Spotlight 12 January 2021

Newly Identified Instabilities Enhance Atmospheric Turbulence

Most Commented

Geochemistry, Mineralogy, Volcanology

Editors' Vox 5 November 2020

A Geologist’s Guide to Exploring and Understanding Iceland

2 Comments

Geology & Geophysics

News 12 January 2021

Modeling the Creation of Cratons, Earth’s Secret Keepers

2 Comments

Atmospheric Sciences

News 9 November 2020

A Little-Known Mass Extinction and the “Dawn of the Modern World”

2 Comments

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Science Update 19 January 2021

Using Earthquake Forensics to Study Subduction from Space

Space Science & Space Physics

Opinion 19 January 2021

Charting Satellite Courses in a Crowded Thermosphere

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