As dark moonless skies make new observations of asteroid 2024 YR4 possible, researchers are refining its orbit — and its ...

YR4: everything to know about the potential "city killer" space rock that has a 2.3% chance of striking Earth on Dec. 22, ...

Asteroids that orbit close to the Earth inevitably cause us some anxiety due to the even remote possibility of a collision. But their proximity also offers ample opportunities to learn more about the ...

Scientists say the threat of a newly discovered asteroid has risen slightly in the past few weeks, as the world's telescopes ...

Lucky there isn't an asteroid headed for Earth for which a demoralized space agency might need to mount a redirect mission ...

A private spacecraft on a pretty badass mission has sent back footage of the far side of the Moon, on its way to land in the ...

"But there's much more likelihood that it's okay." Telescopes will refine the asteroid's orbit around the solar system over the coming months, until it travels too far away to observe (it will ...

"To be clear, we expect the impact probability to drop to zero at some point.”Since the asteroid's size and orbit are uncertain, it's unclear where it might hit and what the possible impacts ...