Any uncertainty in the calculation of the object’s orbit causes variations in the predicted solution. Instead of one precise ...

The bold question-askers at What If explain how NASA planned for an asteroid that had a 1-in-2,700 chance of impact.

Assuming, however, that an asteroid’s orbit is well constrained and predictable, how do we know what the odds are of an Earth impact?

Scientists found that NASA's DART spacecraft ejected a massive barrage of boulders when it bashed into asteroid Dimorphos in ...

In the almost three years since NASA proved that it could successfully deflect an asteroid, we’ve learned a lot about these ...

NASA's DART spacecraft attempted to deflect an asteroid about the size of the Great Pyramid of Giza. New work tracking the ...

The first flight mission for planetary defense, NASA's Double Asteroid Redirection Test (DART) seeks to validate a method to protect Earth from the threat of an asteroid impact. By smashing a ...

As the asteroid moved out of range of even the most advanced telescopes, calculations left a remaining 4% probability that it could impact the Moon on December 22, 2032. This impact risk is expected ...

“The probability that asteroid 2024 YR4 will strike the Moon on 22 December 2032 is now approximately 4 percent, and this probability was still slowly rising as the asteroid faded out of view ...

World Asteroid Day 2025 is upon us! Here's how you can celebrate the event by livestreaming real-time views of near-Earth asteroids from the comfort of your home. June 30 is the 10th anniversary ...

Celebrate World Asteroid Day 2025 on June 30 by watching a free live stream of near-Earth asteroids courtesy of the Virtual Telescope Project.