The OSIRIS-REx spacecraft's name has been changed to OSIRIS-APEX for its new mission to asteroid Apophis. See its journey to ...

Astronomers estimate that an asteroid this large comes this close to Earth only about once every 7,500 years. It also appears ...

The proposed national US budget for 2026 contains a few nasty surprises for NASA, and some serious disappointments—among them ...

New simulations reveal that there is an extremely small chance that the "city-killer" asteroid Apophis could be nudged onto a ...

Asteroid Apophis has the tiniest chance of hitting earth in 2029 – on a Friday the 13th While the chances of an impact are slightly higher than we thought, the odds are still about one-in-2 ...

Apophis is projected to pass within 20,000 miles of our planet’s surface on April 13 2029. The menacing asteroid will harmlessly pass by, astronomers say. Apophis measures nearly a quarter of a ...

One proposed way of examining if such a force could exist is by closely monitoring asteroid trajectories, and few near-Earth ...

The chance of an unknown asteroid hitting Apophis off its current course at all was less than one-in-a-million. And the odds that such an impact would send it hurtling toward Earth in 2029 was ...

Apophis, which measures about 1,100 feet across, originated about 4.6 billion years ago in the asteroid belt between Mars and Jupiter. It is an S-class asteroid, ...

Apophis is 340 metres wide, about the same as the height of the Empire State Building. If it were to hit Earth, it would cause wholesale destruction hundreds of miles from its impact site.

Apophis will come within 20,000 miles of Earth — give or take a few miles. When two objects come close in space, they exert forces on each other.

A space rock the size of a cruise liner will have a close encounter with Earth in April 2029. While the asteroid Apophis won’t hit Earth, NASA and ESA are both planning missions to tag along.