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, ...

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 ...

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

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

The asteroid is shaped like a hockey puck and is about the size of a football field in diameter which is about 60m.

YR4, which recently caused concern over the possibility of it impacting Earth, has been the subject of extensive tracking ...

A team of astronomers has determined the shape of asteroid 2024 YR4, which could hit the moon. | Credit: NOIRLab/NSF/AURA/R. Proctor Scientists have revealed the unusual shape of a large asteroid with ...

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 ...

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