Theia
Lunar Rocks Have Earth's Noble Gases Trapped Inside. More Evidence That the Moon Came From the Earth
Piecing together the history of the Solar System from the traces left behind isn’t easy. Bit by bit, however, we’re…
The Early Solar System was Messier and More Violent Than Previously Believed
Our conventional models of planet formation may have to be updated, according to a pair of new papers. Accretion is…
The Moon Might Have Formed a Little Later than Originally Believed
A new study indicates that the Moon is actually younger than we thought, and wasn't finished forming until the Earth's…
The Moon Might Be More Metal-Rich Than We Thought
A new study shows that the Moon is more metal-rich than previously thought. That has some far-reaching implications for our…
Do We Now Understand Why the Moon’s Near and Far Sides Look So Dramatically Different?
The Moon is easily the most well-studied object in the Solar System, (other than Earth, of course.) But it still…
New Study Shows the Earth and Moon are not so Similar After All
A new study shows that Earth and the Moon are not as similar as we thought, which helps resolve a…
The Moon is Older Than Scientists Thought
The most comprehensive and widely-held theory of how the Moon formed is called the 'giant impact hypothesis.' That hypothesis shows…
The Collision that Created the Moon Might Have Also Brought Water to the Early Earth
Scientists at the University of Munster have discovered that Earth got its water from a collision with Theia. Theia was…
When the Impact that Created the Moon Happened, the early Earth was still a ball of magma
A new study has illustrated how the impact between a proto-Earth and a Mars-sized object could have led the Moon…
Without the Impact that Formed the Moon, We Might Not Have Life on Earth
The Earth wasn't formed containing the necessary chemicals for life to begin. One well-supported theory, called the "late veneer theory",…