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 ...

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 ...

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

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 is currently 1.97 astronomical units from Earth—or about twice as far from Earth as our planet is from the Sun. But in April 2029, the asteroid will swing right by our planet, ...

If Apophis were to one day appear to be on a collision course with Earth, scientists will be extremely familiar with it by that point and the work being done between now and 2029 could come in handy.