While rumors swirl about the asteroid Apophis smashing into Earth and ending all life as we know it are not very comforting, the truth is that scientists currently don't believe that there's a high ...

What seemed like new planets around Fomalhaut were actually expanding dust clouds from violent planetary collisions seen by Hubble.

Scientists proposed a novel idea on Wednesday that could solve two of the world's mysteries at once — one that passes over our heads every night, and one that sits far below our feet. The first ...

WASHINGTON (Reuters) -Seismologists have recognized since the 1970s that two mysterious continent-sized blobs reside in the deepest part of Earth's mantle, one under Africa and the other under the ...

A new composite image reveals the “Champagne Cluster” as two massive galaxy clusters caught in a rare, violent collision.

Russian scientists will soon meet in secret to work on a plan for saving Earth from a possible catastrophic collision with a giant asteroid in 26 years, the head of Russia's space agency said ...

An asteroid's chances of hitting the Earth in 2032 have risen again to over 3%. Experts say not to worry for now, as chances the asteroid will miss the Earth stand at nearly 97%. Astronomers now say a ...

Rocks from Canada, Greenland, and Hawai'i have less of the already rare isotope potassium-40 than those from the rest of the Earth. The scientists who discovered this fact consider it evidence that ...

NASA's TIMED satellite narrowly avoided colliding with a dead Russian spacecraft this week. In the worst-case scenario, the collision could have ejected up to 7,500 bits of debris into orbit.

Earth orbit is becoming increasingly crowded. With more than 11,000 active satellites and many thousands more expected in the coming years, as well as more than 1.2 million pieces of space debris ...