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

The recently discovered asteroid 2024 YR4 has caught astronomers' attention for an unexpected reason. While the risk of impact with Earth has been ruled out, a probability of collision with the ...

Soon, an exceptional astronomical event could occur before our eyes: a large asteroid, nicknamed "City Killer," threatens to collide with the Moon. This extremely rare phenomenon would offer an ...

This year, the alert system for defending the planet against incoming space rocks was activated for the first time. It won’t be the last ...

In 2022, NASA rammed a spacecraft into an asteroid to see if it could alter its orbital period around its parent asteroid.

When NASA's DART mission crashed into the asteroid Dimorphos, the first stage of the impact saw the spacecraft's solar panels strike and pulverize two large boulders on the target, debris from which ...

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

The impact probability describes how likely a hazardous asteroid is to hit Earth. For example, if the impact probability is 1%, it means that in 1 of 100 cases, it hits Earth.