The James Webb Space Telescope has taken its first look at the near-Earth asteroid 2024 YR4 before a perilous close approach ...

NASA's Lucy spacecraft will soon swoop past a small asteroid. It will be the second asteroid encounter for Lucy, launched in ...

An asteroid known as 2024 YR4 won't be crashing into Earth, but the James Webb Space Telescope went to get a look at it ...

Astronomers at W. M. Keck Observatory on Maunakea have uncovered new insights about 2024 YR4. This is an Earth-crossing ...

Lindley Johnson has been a pioneer in blueprinting warning and response scenarios to any potential impact of Earth by an ...

Credit: NOIRLab/NSF/AURA/R. Proctor James Webb Space Telescope images of the asteroid 2024 YR4 taken with the telescope's ...

The asteroid that once had a small chance of striking Earth and now might slam into the moon resembles a spinning hockey puck ...

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

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

The James Webb Space Telescope turned the 2024 YR4 asteroid in the smallest target it ever observed, was able to accurately ...

YR4 asteroid has a near-zero chance of striking Earth, but a slim chance of hitting the moon, new research says.