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craters

A color mosaic close-up of the pockmarked surface of a crescent Moon
Posted inResearch Spotlights

Moon May Hold Billions of Tons of Subterranean Ice at Its Poles

by J. Pinson 20 November 202028 January 2022

By modeling over 4 billion years of the Moon’s impact history, scientists estimate that the lunar poles may harbor billions of metric tons of subsurface ice.

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.

Drill rig in water
Posted inNews

Chicxulub Impact Crater Hosted a Long-Lived Hydrothermal System

by Katherine Kornei 30 June 20207 March 2022

Chemical and mineralogical evidence of fluid flow—potentially conducive to microscopic life—was revealed in rock cores extracted from the crater’s “peak ring.”

A view of Ecuador’s Cotopaxi volcano
Posted inNews

Podcast: Instruments of Unusual Size

by Lauren Lipuma 15 June 20202 May 2022

Rumbling volcanoes act like giant musical instruments that researchers can study to better monitor eruptions.

Moon craters
Posted inNews

Water Ice Lurks in Young—but Not Too Young—Lunar Craters

by Katherine Kornei 15 June 202028 January 2022

Using topographic data, researchers have estimated the ages of water ice–containing craters near the Moon’s poles and ruled out volcanism as being a primary route for water delivery.

Photo of a gorgeous rocky coastline
Posted inNews

The Search for the Impact That Cratered Ancient Scotland

by Nola Taylor Tillman 12 July 201928 January 2022

Great Britain’s largest impact crater likely lies in the Scottish Highlands. Scientists dispute whether it’s to the west or the east.

A view from Lunar Orbiter 4 of the Orientale basin on the Moon.
Posted inResearch Spotlights

How the Moon Got Its Concentric Rings

by E. Underwood 16 April 201928 January 2022

A new study explores the origins of massive, multiringed lunar craters.

Detail of craters on Pluto’s moon Charon
Posted inNews

Pluto’s and Charon’s Craters Reveal a Solar System Deficit

by Katherine Kornei 1 March 201917 November 2021

The New Horizons spacecraft recorded images of craters that imply an unexpected dearth of small objects in the Kuiper Belt.

The Moon during the 21 January total lunar eclipse with a visible impact flash
Posted inNews

A Meteor Struck the Moon During the Total Lunar Eclipse

by Kimberly M. S. Cartier 23 January 20192 February 2022

Telescopes around the world detected an impact event on the lunar surface just before totality on Monday. Amateur and professional astronomers are starting to coordinate data.

Artist’s impression of asteroids about to impact Greenland
Posted inNews

Enormous Impact Crater Spotted in Greenland Under Glacial Ice

by Katherine Kornei 20 November 20181 October 2021

Ice-penetrating radar revealed a 31-kilometer impact crater—one of the world’s largest—in northwestern Greenland that might have been formed fewer than 20,000 years ago.

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From AGU Journals

MOST SHARED
Geophysical Research Letters
“Thermal and Illumination Environments of Lunar Pits and Caves: Models and Observations from the Diviner Lunar Radiometer Experiment”
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