The United Nations formally adopted Asteroid Day in 2016. The decision followed a proposal from the Association of Space ...

Experts know from past experiments that djerfisherite can be created when potassium-rich fluids and iron-nickel sulfides ...

Arizona Sen. Mark Kelly knows a few things about objects in outer space, including those that make their way to Earth.

"Its occurrence is like finding a tropical seed in Arctic ice – indicating either an unexpected local environment or ...

What minerals within the grain samples from asteroid Ryugu that returned to Earth can teach scientists about this intriguing ...

The United Nations General Assembly adopted a resolution in December 2016, declaring June 30 International Asteroid Day.

Scientists with NASA’s Lucy mission are finally wrapping up the process of refining the data gathered by the spacecraft’s ...

The meteor’s impact triggered a cascade of effects. It kicked up so much dust that the sky darkened. As the sun dimmed, ...

On that fateful day, an asteroid detonated above the remote Siberian wilderness in Russia, unleashing a force equivalent to 185 atomic bombs dropped on Japan's Hiroshima. The blast leveled ...