It is possible that Earth's companion formed as early as 4.53 billion years ago, which is hundreds of millions of years earlier than scientists have estimated in the past.

"The existence of any vesicles on Titan would demonstrate an increase in order and complexity, which are conditions necessary ...

So, evidence is building that the catastrophic collision that formed the moon and reshaped Earth occurred around that time, rather than 100 million years or so before, the researchers said.

Asteroids contain signs of the colossal collision that formed the moon.

The Moon Lake series is based on Fogler’s ongoing series of anthology graphic novels, published by Heavy Metal, with the newest volume set to debut October 19th.

Get our newsletter! An artist's rendition of the collision between Earth and the protoplanet Theia, which, according to the prevailing theory, resulted in the moon's formation.

However, high-precision isotope measurements later revealed that the compositions of the Earth and Moon are remarkably similar, thus challenging the conventional theory of Moon formation.

A new simulation reveals an alternative explanation for the moon's formation. The moon is thought to have formed following a collision between Earth and a Mars-sized object, called Theia.

A Marin County woman's claims that a meteorite plunked down on the roof of her home have been validated by a team of planetary scientists, who tracked the space rock's origin to the formation of ...

A lake has formed in the typically-dry Badwater Basin at Death Valley National Park in California. See satellite images released by NASA.

The most accepted theory as to why water exists on the Moon’s surface is that the water molecules formed when protons from the solar wind react with oxygen atoms in the surface of the Moon.