Scientists have long believed that the Moon was formed by a massive object crashing into the Earth. But what was that thing ...
New Scientist on MSN
Forming moon may have taken three big impacts early in Earth’s history
Conventionally, the moon is thought to have formed during one big impact, but a three-impact model might make more sense ...
Amazon S3 on MSN
How the galaxy would be different if the moon never formed
The moon has been our friendly neighbour in the sky for billions of years. It has guided us home, kept us on time, protected ...
Space.com on MSN
A spider-like scar haunts Jupiter's moon Europa — and scientists think they know why
Images from NASA's Galileo mission reveal a tantalizing starburst-like feature. Scientists call it a "wall demon." ...
"During the early solar system's game of cosmic billiards, Earth was struck by a neighbor,” said Dauphas. “It was a lucky shot. Without the moon's steadying influence on our planet's tilt, the climate ...
Apollo samples provide evidence: Researchers analyzed Moon rocks brought back by the Apollo missions and, for the first time, ...
Irish planetary scientists have christened a spider-like feature on Jupiter's icy moon Europa as "Damhán Alla," which ...
Smithsonian Magazine on MSN
A Planet Slammed Into Earth 4.5 Billion Years Ago, Forming the Moon. The Projectile May Have Been Our Neighbor
Little is known about the long-destroyed moon-forming planet, Theia. But it may have been born in the inner solar system—just like Earth—a new study suggests ...
Small choices shape a bigger, braver day. The radiant Sun receives a smooth lunar trine, so we start optimistic and ready to ...
About 4.5 billion years ago, a colossal impact between the young Earth and a mysterious planetary body called Theia changed everything—reshaping Earth, forming the Moon, and scattering clues across ...
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