An asteroid that fell to Earth and exploded above Canada in 2022 was only around 20 inches wide — the smallest space rock ...

"The fact that terrestrial microbes are the Earth's best colonizers means we can never completely discount terrestrial ...

WB—is estimated to be between 240 and 525 feet across and will pass us at about twice the distance between the Earth and moon ...

A recent discovery made by scientists working with a sample of rock from outer space highlights one of the huge challenges ...

NASA has identified an asteroid rich in valuable metals like gold and platinum. Named 16 Psyche, has enough resources to make ...

Scientists have found microorganisms crawling over a sample retrieved from the 200 million-mile-distant asteroid Ryugu. But ...

In How to Kill an Asteroid, Robin George Andrews looks at the successes and shortcomings of planetary defense.

Deep beneath Greenland's ice, NASA radar happened upon Camp Century, a long-lost Cold War base now buried under 100 feet of ...

Asteroid Ryugu was altered by water and contains organic molecules older than the Sun. The building blocks of RNA and Vitamin ...

Astronomers are gearing up to study an asteroid that will revisit Earth in 2025. It is about 33 feet wide and will come quite ...

See multiple views from the Hayabusa2 spacecraft's touching down on asteroid 162173 Ryugu. Credit: JAXA/U. Tokyo/Kochi ...

The Japanese spacecraft Hayabusa2 delivered samples of the asteroid Ryugu to Earth back in 2020, and since then, teams of ...