Asteroid 2024 YR4, which once appeared to be on a collision course with Earth, may hit the moon, which could create some ...

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

In late 2024, astronomers spotted a new asteroid named 2024 YR4. ... What followed was an international effort to track its course, measure its size, and figure out if it might hit Earth.

Asteroids don’t always need to head straight for Earth to draw global attention. The case of asteroid 2024 YR4 is proving ...

Asteroid 2025 MA90 is set to fly past the Earth on Tuesday, July 15. With an estimated diameter of 88.8 meters, that comes out to around 145 Elmos, thanks to measurements taken by Drew Brees. An ...

"In my opinion, planetary defense is an operational mission which should be formally tasked to U.S. Space Command." ...

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

When high-velocity asteroids land on Earth, they can form a meteor impact crater. Such collisions have occurred throughout ...

The meteorite is believed to have been blown off the surface of Mars by an asteroid strike before traveling 140 million miles ...

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.