"These relics are effectively fossils of the planet formation process, holding vital clues to deciphering the history of our solar system." ...

NASA is monitoring an asteroid approximately the size of an airplane as it prepares to pass by the Earth on March 21. The ...

The 700–1,300 feet-wide space rock deformed rocks more than six miles from the impact site when it hit 600 million years ago.

NASA is closely monitoring Asteroid 2014 TN17 due to its size and tremendous speed, as these kinds of space rocks are ...

Around 600 million years ago, Earth was home to strange, soft-bodied sea creatures, but a powerful asteroid impact in what is ...

Extraterrestrial lifeforms will likely not look like E.T. or little green Martians. But L.A. Times columnist Patt Morrison looked at a space rock with some promising, and microscopic, signs of life.

GRAND FORKS, ND — Astronomers have turned their high-powered telescopes toward a 100-meter wide asteroid hurtling in its ...

It came from outer space! In the early morning of June 30, 1908, people in the remote Tunguska region of Siberia beheld an ...

Donaldjohanson formed about 150 million years ago when a much larger asteroid broke apart. Since then, its orbit and spin ...

Where do meteorites of different types come from? In a review paper in the journal Meteoritics & Planetary Science, ...

The six-mile-wide asteroid punched a one-way ticket toward extinction for all non-avian dinosaurs. Some 66 million years ...

NASA is monitoring a bus-sized asteroid as it makes its closest approach to Earth today, among a group of five space rocks ...