A Harvard boffin has issued an "immediate attention" warning to Congress and the United Nations, believing that there's a ...

Astronomers discover a low-mass dark object through gravitational lensing and multiple radiotelescopes across Earth.

LOS ANGELES – There is a non-zero chance that somewhere in the nearby solar system is a rock that might kill us all. This stony assassin may well be orbiting the sun at this very moment, careening ...

Earlier this month, astronomers made a fascinating discovery: a mysterious object with interstellar origins, now dubbed 3I/ATLAS, that’s hurtling toward the inner solar system at extreme speeds. As ...

A UCLA astronomer who leads planetary defense missions for NASA says avoiding asteroid impacts is “a problem we can ...

NASA is monitoring a house-sized asteroid that will pass near Earth on August 16 at a speed of approximately 17,717 miles per hour. The asteroid, designated 2025 PR1, measures about 55 feet across and ...

In a plan ripped straight from the script of the 1998 movie "Armageddon," scientists have suggested a simple, if violent, method of dealing with a troublesome asteroid. Just nuke it. But in this case, ...

CHICAGO -- A newly discovered asteroid roughly the size of an Olympic swimming pool has a "small chance" of colliding with Earth in 23 years, with a potential impact on Valentine's Day in 2046, ...

Earth has a new friend — and it’s been waiting for us to notice it for decades. In a new study published in the journal Research Notes of the American Astronomical Society, astronomers report the ...

There is a nonzero chance that somewhere in the nearby solar system is a rock that might kill us all. This stony assassin may well be orbiting the sun at this very moment, careening down a celestial ...

The spacecraft, bound for a metallic asteroid, turned to snap a striking image of our home planet from 180 million miles away. NASA's Psyche spacecraft, which is headed toward a big and bizarre metal ...