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The rising Earth from the perspective of the moon.

Formation of the moon brought water to Earth

Geology Page - May 22, 2019

Snapshots of numerical modeling of the moon’s formation by a giant impact. The central part of the image is a proto-Earth; red points indicate materials from the ocean of magma in a proto-Earth; blue points indicate the impactor materials.

Magma is the key to the moon’s makeup

Earth taken by the Apollo 8 astronauts on Dec. 22, 1968

Thank the moon for Earth’s lengthening day

moon's mantle

Magma ocean may be responsible for the moon’s early magnetic field

Moon

Do moon phases produce big earthquakes?

large collision on the early Earth

Collisions after moon formation remodeled early Earth

Geology Page - December 5, 2017

Moon crust formation graphic.

Moon’s crust underwent resurfacing after forming from magma ocean

Geology Page - November 22, 2017

How a young-looking lunar volcano hides its true age

Geology Page - March 29, 2017

More Earth-like than moon-like

Geology Page - February 25, 2017

Drawn from the Deep: Earth’s Primordial Reservoir Older Than the Moon

Geology Page - February 7, 2017

Research helps explain formation of ringed crater on the Moon

Geology Page - October 30, 2016

Scientists’ finding supports moon creation hypothesis

Geology Page - September 27, 2016

Moon is proto-Earth’s mantle, relocated

Geology Page - September 12, 2016

Cataclysm at Meteor Crater: Crystal sheds light on Earth, moon, Mars

Geology Page - July 27, 2016

Close encounters of a tidal kind could lead to cracks on...

Geology Page - May 27, 2016

Squeezing out mountains, mathematically, on Jupiter’s moon Io

Geology Page - May 22, 2016

The moon thought to play a major role in maintaining Earth’s...

Geology Page - March 31, 2016

Earth’s moon wandered off axis billions of years ago

Geology Page - March 23, 2016

Moon was produced by a head-on collision between Earth and a...

Geology Page - January 30, 2016

Interior Water Not Ruled Out for Our Moon

Geology Page - December 29, 2015

Chinese rover analyzes moon rocks: First new ‘ground truth’ in 40...

Geology Page - December 22, 2015

Study questions dates for cataclysms on early moon, Earth

Geology Page - October 17, 2015

Mound near lunar south pole formed by unique volcanic process

Geology Page - October 16, 2015

Geochemical process on Saturn’s moon linked to life’s origin

Geology Page - May 9, 2015

Moon

Mining the Moon becomes a serious prospect

Geology Page - May 4, 2015

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Mapping groundwater’s influence on the world’s oceans

June 3, 2019

Studies refute hypothesis on what caused abrupt climate change thousands of...

December 20, 2016

Computed-tomography scans of 245 million-year-old fossil shed light on evolution of...

July 20, 2016

Fossil tortoise

Tortoise evolution: How did they become so big?

October 26, 2018

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Orthoclase

The past shows how abrupt climate shifts affect Earth

Depictions of large asteroids striking Earth, which, during parts of its early history, would have had a much thicker atmosphere than it does today. Credits: NASA with modifications by Stephen Mojzsis

A new timeline of Earth’s cataclysmic past

Large-scale metamaterials combat earthquakes in 3-D model