First spotted last month by a telescope in Chile, the near-Earth asteroid — designated 2024 YR4 — is estimated to be 130 to ...

Astronomers are closely monitoring Asteroid 2024 YR4 as it heads towards Earth. Should we be worried about it? Here's what ...

Space agency officials have announced a newly-discovered asteroid has a slight chance of colliding with Earth in 2032.

YR4 might force NASA to plan the first-ever space mission to push an asteroid away from Earth. Most likely, though, it's a ...

The 2025 US stamps offer up a lot of familiar faces, among them Betty White. We’ll always miss her.

Scientists around the world are watching asteroid 2024 YR4 closely as NASA and European Space Agency officials say the ...

Astronomers confirmed the object as a near-Earth asteroid, and catalogued it as 2024 YR4. But additional calculations soon ...

YR4 were to strike, the consequences could be severe. ESA estimates that an asteroid of this size collides with Earth every ...

Highly energetic explosions in the sky are commonly attributed to gamma-ray bursts. We now understand that these bursts ...

Earth's unusual orbit through hot and cold conditions tests the limits of tolerability for any known lifeforms.

NASA says there's a tiny chance it could collide with Earth, and it's much too soon to know where that impact could be.

YR4, the asteroid is estimated to be between 40 m and 100 m wide and is projected to come close to Earth in December 2032.