In 1852, an Italian astronomer spotted asteroid 16 Psyche. In 2029, NASA will send a spacecraft to explore its riches. Could this single rock collapse Earth’s metal markets? Or launch a new era of ...

NASA tracks asteroid 2025 OL1, set to pass Earth on July 30, 2025 at a speed of 16,900 mph. Despite its proximity, scientists assure it poses no threat.

Man-made risks such as nuclear war or lab-created viruses are most likely to bring about the end of the world as we know it, according to author Tom Ough, who has written a new book about threats to h ...

On July 28, 2025—an asteroid roughly 230 feet across (think the size of a large airplane) named 2025 OW will zip past Earth ...

As scientists wait for the asteroid to reappear, its revised trajectory is now drawing attention to another possible target: ...

Earth has been cleared of an impact with the recently discovered asteroid 2024 YR4, but there are still risks to the planet ...

Aliens are visiting our solar system. Not little green men, sadly, but natural alien objects—cosmic bodies such as comets and ...

Senegal has officially joined the Artemis Accords, becoming the 56th nation — and the fourth African country — to commit to a ...

Scientists have discovered that Earth could have at least six minimoons that we never knew existed. A minimoon is a small ...

Comet 3I/ATLAS was first identified by the Asteroid Terrestrial-impact Last Alert System (ATLAS), a global network of four ...

Heliostats that harness sunlight by day could help detect asteroids by night, offering the U.S. a scalable planetary defense ...