When worlds collide…suns act squirrely. Astronomers have witnessed a rare and violent cosmic crash between two planets, and ...

Hubble Space Telescope images have revealed a second massive collision between planetary bodies orbiting the nearby star ...

Scientists observe a dramatic collision between two planets, offering insights into the formation of Earth's Moon 4.5 billion ...

Astronomers say a distant, sunlike star shows signs of a catastrophic planet-on-planet crash that may mirror the ancient impact that formed Earth's moon.

Saturn’s largest moon, Titan, might have formed after a collision with a lost moon, according to new research.

Add Yahoo as a preferred source to see more of our stories on Google. This view was taken from above the ringplane and looks toward the unlit side of the rings. Here, the probe gazes upon Titan in the ...

Add Yahoo as a preferred source to see more of our stories on Google. HONOLULU (KHON2) — Scientists continue to explore the deep story of how Earth and the moon formed. One idea has gained attention ...

The conventional explanation for the moon's formation is that an enormous rock smashed into the nascent Earth and created it as a result. A new theory challenges the particulars of how events may have ...

A bright new lunar crater detected in spacecraft images shows that asteroid impacts continue to reshape the Moon’s surface today. The Moon’s familiar surface tells a story of both ancient violence and ...

Whether it’s under the stars on the Main Green, from smudged dorm windows or through open sunroofs, we see the moon nearly every night. But a new study by Brown researchers suggests that we know less ...