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

The first was a flyby of the asteroid Dinkinesh on Nov. 1, 2023. This coming Sunday, Lucy will zip past her second target, ...

Consider the dramatic visual and gravitational consequences if a large asteroid struck and fractured the Moon.

Now a different group has looked at its orbital past, suggesting a likely place of origin: the middle of the main asteroid ...

THE odds of a “city killer” asteroid that once threatened Earth instead smashing into the moon have just doubled. YR4 was ...

Lucy’s next stop — “the main event,” as Levison calls it — will be the Trojan asteroids that share Jupiter’s orbit around the ...

YR4 asteroid is thought to be hockey puck shaped and house-sized, with the asteroid, detected in December, initially thought ...

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

Astronomers have constructed a 3D representation of the asteroid 2024 YR4, which could be one of the biggest objects to ...

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

There were fears a giant asteroid the size of 59 Bonos was hurtling towards Earth and could wipe Ireland out with a series of ...

An asteroid which could be up to 220 feet wide will now miss Earth - but the chances of the space rock slamming into the moon ...