YR4 has a very small chance of striking Earth when its orbit briefly intersects our planet's in December 2032.

NASA announced Wednesday that the odds of the up to 300-foot-wide asteroid hitting Earth dropped from record highs. See where ...

New data from US space agency believes that the 2024 YR4 asteroid now has over a 3 per cent chance of hitting the planet in ...

Callisto, the third largest moon in the entire solar system, orbits Jupiter from about 1.2 million miles away. The rocky ...

Parts of the Southeast saw devastating flash floods as a powerful storm deposited up to 6 inches of rain this past weekend.

It could cause mass destruction if it lands in a populated area - hundreds of times worse than the Hiroshima bomb ...

NASA is a methodical institution that plans its missions years or even decades in advance, enjoys a famously loyal workforce ...

Gov. Ron DeSantis spoke of the potential move Wednesday during his remarks spotlighting the launch of the Florida University ...

Uncertain Future . The broader implications are stark. As China ramps up its investments in science and technology, the U.S.

Two weeks ago, when Ars first wrote about the asteroid, designated 2024 YR4, NASA's Center for Near Earth Object Studies ...

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