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

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

Jenniskens and Devillepoix find that low iron (L chondrite) and very low iron (LL chondrite) meteorites come to us primarily from the inner main belt. Scientists have long linked the LL chondrites to ...

Could a giant planet between Mars and Jupiter have doomed Earth? A new study suggests that small changes would have been ...

For centuries, scientists have sought to understand the origins of meteorites that fall to Earth. Recent research has ...

If the object doesn’t pose an immediate impact risk, and it’s a real asteroid, NASA’s Sentry program takes the reins. This automated software calculates if there is a chance, high or low ...

Most of the time these asteroids remain restrained within that interplanetary belt by Jupiter's gravitational field, unable to coalesce into a larger body. But occasionally another asteroid or the ...

The review yielded positive results, reflecting remarkable progress in the national team’s capabilities, and reinforcing the preparations for the mission launch ...

“Serpent Mound is the largest serpent effigy built anywhere on the planet Earth,” O’Grady said. “Serpent Mound is built up on top of a bluff, and the reason that bluff is there, it's part of the ...

It was between 10 and 15 km in diameter, and large asteroids like it tend to remain stable in the asteroid belt. But the smaller ... asteroids with tiny yet real chances of striking Earth.

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