asteroid 2025 BC10 has an estimated diameter between 1,181 and 2,625 feet (360 and 800 meters). Despite being labeled by NASA as potentially hazardous due to its size and proximity to Earth's orbit, ...

A 'potentially hazardous' asteroid the size of a pyramid will skim past Earth tomorrow, NASA has revealed. The asteroid, called 2014 TN17, is expected to come as close as 0.03404 astronomical ...

Astronomers have traced the origin of asteroid 2024 YR4, which appears to have broken off from a larger space rock.

Three Tucson scientists are featured in "Planetary Defenders," a new NASA documentary that premieres Wednesday about the ...

NASA has just premiered Planetary Defenders, offering a fascinating look at the high-stakes work geared toward protecting Earth from any large asteroids discovered coming our way.

YR4 made headlines in February with the news that it had a chance of hitting Earth on Dec. 22, 2032, as determined by an ...

Asteroid 2023 KU, comparable to a 35-story building, will safely pass Earth on April 11, 2025, at a distance twice that of ...

2024 YR4 hails from the middle of the main asteroid belt that hangs out between the orbits of Mars and Jupiter – and it was ...

The once-dubbed "city-killer" asteroid 2024 YR4 has surprised scientists with its 'unusual' shape as it rapidly rotates ...

On April 11, 2025, a large asteroid named 2023 KU, approximately 113 meters wide, will safely pass Earth at a distance of ...

NASA and other global space scientists keep a close eye on asteroids known as near-Earth objects (NEOs). These are comets or ...

An Apollo-class asteroid, 2011 VG9, is approaching Earth at a staggering speed, set to pass on April 16th. While not classified as 'potentially hazardous' due to its distance, its size and ...