Mars, the enigmatic Red Planet, has long puzzled scientists with a dramatic geological contrast between its hemispheres, ...

Computer simulations suggest that Mars' puzzling moons, Phobos and Deimos, may have been formed from debris created when a large asteroid wandered dangerously close to the Red Planet. This new ...

Typically, asteroids - like the one depicted in this artist's concept - originate from the main asteroid belt between the ...

Mars is home to perhaps the greatest mystery of the solar system: the so-called Martian dichotomy, which has baffled ...

Alinda is one of the five largest near-Earth asteroids, coming closer than 9.3 million miles until the year 2200.

The asteroid is estimated to be between 656 and 1,443 feet across, and will pass at 16 times the distance to the moon.

The Alinda asteroid will be visible with binoculars in a 'once in a decade' event as it brushes past Earth, with its return ...

"it's not completely unusual for asteroids to be near the Earth," Gallagher said. "Our moon is about a quarter million miles ...

Asteroids are debris from the formation of our solar system about 4.6 billion years ago. Most of them exist within the asteroid belt between Mars and Jupiter. Wishing you clear skies and wide eyes.

An asteroid smacking into Mars could eject debris high above the Red Planet. If Deimos and Phobos formed from debris resulting from an asteroid collision on Mars, they must be younger than the Red ...

This comet is located in the asteroid belt between Mars and Jupiter. By analyzing the comet's materials, researchers hope to learn more about the conditions that existed in the early solar system ...